The following is a partial list of the "C" codes for

Medical Subject Headings Medical Subject Headings (MeSH) is a comprehensive controlled vocabulary for the purpose of indexing journal articles and books in the life sciences. It serves as a thesaurus that facilitates searching. Created and updated by the United States N ...

(MeSH), as defined by the United States National Library of Medicine (NLM). This list continues the information at List of MeSH codes (B08). Codes following these are found at

List of MeSH codes (C02) The following is a partial list of the "C" codes for Medical Subject Headings (MeSH), as defined by the United States National Library of Medicine (NLM). This list continues the information at List of MeSH codes (C01). Codes following these are ...

. For other MeSH codes, see List of MeSH codes. The source for this content is the set o
2020 MeSH Trees
from the NLM.

– Infections

MeSH C01.150 Bacterial Infections and Mycoses
/h2>

MeSH C01.150.252 Bacterial Infections

MeSH C01.150.703 Mycoses

MeSH C01.160 Bone Diseases, Infectious

MeSH C01.160.495 Osteomyelitis
*
MeSH C01.160.495.500 Mastoiditis
*
MeSH C01.160.495.750 Petrositis
*
MeSH C01.160.495.875 Pott Puffy Tumor

MeSH C01.160.595 Periostitis

MeSH C01.160.762 Spondylitis
*
MeSH C01.762.301 Discitis

MeSH C01.160.886 Tuberculosis, Osteoarticular
*
MeSH C01.160.886.722 Tuberculosis, Spinal

MeSH C01.190 Cardiovascular Infections

MeSH C01.190.249 Endocarditis, Bacterial
*
MeSH C01.190.249.407 Endocarditis, Subacute Bacterial

MeSH C01.190.500 Syphilis, Cardiovascular

MeSH C01.190.750 Tuberculosis, Cardiovascular
*
MeSH C01.190.7500.595 Pericarditis, Tuberculosis

MeSH C01.195 Catheter-Related Infections

MeSH C01.207 Central Nervous System Infections

MeSH C01.207.090 Brain Abscess
*
MeSH C01.207.090.800 Toxoplasmosis, Cerebral

–
bacteremia Bloodstream infections (BSIs), which include bacteremias when the infections are bacterial and fungemias when the infections are fungal, are infections present in the blood. Blood is normally a sterile environment, so the detection of microb ...
* –
hemorrhagic septicemia Haemorrhagic septicaemia is one of the most economically important pasteurelloses.De Alwis MCL (1999) Haemorrhagic septicaemia. Canberra: Australian Centre for International Agricultural Research. pp. 11–24.Carter GR and De Alwis MCL (1989) Hae ...

– central nervous system bacterial infections
* – brain abscess * – empyema, subdural * –
epidural abscess An epidural abscess refers to a collection of pus and infectious material located in the epidural space superficial to the dura mater which surrounds the central nervous system. Due to its location adjacent to brain or spinal cord, epidural abscess ...
* – lyme neuroborreliosis * – meningitis, bacterial * – meningitis, escherichia coli * – meningitis, haemophilus * – meningitis, listeria * –
meningitis, meningococcal Meningococcal disease describes infections caused by the bacterium '' Neisseria meningitidis'' (also termed meningococcus). It has a high mortality rate if untreated but is vaccine-preventable. While best known as a cause of meningitis, it can a ...
* – waterhouse-friderichsen syndrome * – meningitis, pneumococcal * – tuberculosis, meningeal * – neurosyphilis

– endocarditis, bacterial
* – endocarditis, subacute bacterial

–
eye infections, bacterial Eyes are organs of the visual system. They provide living organisms with vision, the ability to receive and process visual detail, as well as enabling several photo response functions that are independent of vision. Eyes detect light and c ...
* – conjunctivitis, bacterial * – conjunctivitis, inclusion * –
ophthalmia neonatorum Ophthalmia (also called ophthalmitis) is inflammation of the eye. It results in congestion of the eyeball, often eye-watering, redness and swelling, itching and burning, and a general feeling of irritation under the eyelids. Ophthalmia can have d ...
* – trachoma * – hordeolum * – keratoconjunctivitis, infectious * – tuberculosis, ocular * –
uveitis, suppurative Uveitis () is inflammation of the uvea, the pigmented layer of the eye between the inner retina and the outer fibrous layer composed of the sclera and cornea. The uvea consists of the middle layer of pigmented vascular structures of the eye and in ...
* – endophthalmitis * –
panophthalmitis Panophthalmitis is the inflammation of all coats of the animal eye including Human eye#Components, intraocular structures. It can be caused by infection, particularly from ''Pseudomonas'' species, such as ''Pseudomonas aeruginosa'', ''Clostridium' ...

– fournier gangrene

– gram-negative bacterial infections
* – anaplasmataceae infections * – anaplasmosis * – ehrlichiosis * – heartwater disease * – bacteroidaceae infections * – bacteroides infections * – bartonellaceae infections * – bartonella infections * – angiomatosis, bacillary * –
cat-scratch disease Cat-scratch disease (CSD) or felinosis is an infectious disease that most often results from a scratch or bite of a cat. Symptoms typically include a non-painful bump or blister at the site of injury and painful and swollen lymph nodes. People m ...
* – trench fever * – bordetella infections * – whooping cough * – borrelia infections * – lyme disease * – erythema chronicum migrans * – lyme neuroborreliosis * – relapsing fever * – brucellosis * – brucellosis, bovine * – burkholderia infections * – glanders * – melioidosis * – campylobacter infections * –
cat-scratch disease Cat-scratch disease (CSD) or felinosis is an infectious disease that most often results from a scratch or bite of a cat. Symptoms typically include a non-painful bump or blister at the site of injury and painful and swollen lymph nodes. People m ...
* – chlamydiaceae infections * –
chlamydia infections Chlamydia, or more specifically a chlamydia infection, is a sexually transmitted infection caused by the bacterium ''Chlamydia trachomatis''. Most people who are infected have no symptoms. When symptoms do appear they may occur only several we ...
* – conjunctivitis, inclusion * – lymphogranuloma venereum * – trachoma * – chlamydophila infections * –
psittacosis Psittacosis—also known as parrot fever, and ornithosis—is a zoonotic infectious disease in humans caused by a bacterium called ''Chlamydia psittaci'' and contracted from infected parrots, such as macaws, cockatiels, and budgerigars, and from ...
* – desulfovibrionaceae infections * – enterobacteriaceae infections * – dysentery, bacillary * – escherichia coli infections * – meningitis, escherichia coli * – granuloma inguinale * – klebsiella infections * –
rhinoscleroma Rhinoscleroma, is a chronic granulomatous bacterial disease of the nose that can sometimes infect the upper respiratory tract.Palmer & Reeder. It most commonly affects the nasal cavity—the nose is involved in 95–100 per cent of cases—howeve ...
* – proteus infections * – salmonella infections * – paratyphoid fever * – salmonella food poisoning * – salmonella infections, animal * – typhoid fever * – serratia infections * – yersinia infections * – plague * – yersinia pseudotuberculosis infections * – flavobacteriaceae infections * – flexibacteraceae infections * – fusobacteriaceae infections * – fusobacterium infections * – gingivitis, necrotizing ulcerative * –
rat-bite fever Rat-bite fever (RBF) is an acute, febrile human illness caused by bacteria transmitted by rodents, in most cases, which is passed from rodent to human by the rodent's urine or mucous secretions. Alternative names for rat-bite fever include stre ...
* – helicobacter infections * – legionellosis * –
legionnaires' disease Legionnaires' disease is a form of atypical pneumonia caused by any species of ''Legionella'' bacteria, quite often '' Legionella pneumophila''. Signs and symptoms include cough, shortness of breath, high fever, muscle pains, and headaches. Naus ...
* –
leptospirosis Leptospirosis is a blood infection caused by the bacteria ''Leptospira''. Signs and symptoms can range from none to mild (headaches, muscle pains, and fevers) to severe ( bleeding in the lungs or meningitis). Weil's disease, the acute, severe ...
* – weil disease * – moraxellaceae infections * – acinetobacter infections * – mycoplasmatales infections * – mycoplasma infections * – pleuropneumonia, contagious * – pneumonia, mycoplasma * – ureaplasma infections * – neisseriaceae infections * – gonorrhea * –
ophthalmia neonatorum Ophthalmia (also called ophthalmitis) is inflammation of the eye. It results in congestion of the eyeball, often eye-watering, redness and swelling, itching and burning, and a general feeling of irritation under the eyelids. Ophthalmia can have d ...
* – meningococcal infections * –
meningitis, meningococcal Meningococcal disease describes infections caused by the bacterium '' Neisseria meningitidis'' (also termed meningococcus). It has a high mortality rate if untreated but is vaccine-preventable. While best known as a cause of meningitis, it can a ...
* – waterhouse-friderichsen syndrome * – pasteurellaceae infections * – actinobacillus infections * – actinobacillosis * – haemophilus infections * –
chancroid Chancroid ( ) is a bacterial sexually transmitted infection characterized by painful sores on the genitalia. Chancroid is known to spread from one individual to another solely through sexual contact. However, there have been reports of accidenta ...
* – meningitis, haemophilus * – pasteurella infections * –
hemorrhagic septicemia Haemorrhagic septicaemia is one of the most economically important pasteurelloses.De Alwis MCL (1999) Haemorrhagic septicaemia. Canberra: Australian Centre for International Agricultural Research. pp. 11–24.Carter GR and De Alwis MCL (1989) Hae ...
* –
pasteurellosis, pneumonic Pasteurellosis is an infection with a species of the bacterial genus '' Pasteurella'', which is found in humans and other animals. '' Pasteurella multocida'' (subspecies ''P. m. septica'' and ''P. m. multocida'') is carried in the mouth and ...
* – piscirickettsiaceae infections * – pseudomonas infections * – q fever * –
rat-bite fever Rat-bite fever (RBF) is an acute, febrile human illness caused by bacteria transmitted by rodents, in most cases, which is passed from rodent to human by the rodent's urine or mucous secretions. Alternative names for rat-bite fever include stre ...
* – rickettsiaceae infections * – pneumonia, rickettsial * – rickettsia infections * –
boutonneuse fever Boutonneuse fever (also called, Mediterranean spotted fever, ''fièvre boutonneuse'', Kenya tick typhus, Indian tick typhus, Marseilles fever, or Astrakhan fever) is a fever as a result of a rickettsial infection caused by the bacterium '' Ricketts ...
* – rocky mountain spotted fever * – typhus, endemic flea-borne * – typhus, epidemic louse-borne * – scrub typhus * –
tick-borne diseases Tick-borne diseases, which afflict humans and other animals, are caused by infectious agents transmitted by tick bites. They are caused by infection with a variety of pathogens, including rickettsia and other types of bacteria, viruses, and proto ...
* – anaplasmosis * –
boutonneuse fever Boutonneuse fever (also called, Mediterranean spotted fever, ''fièvre boutonneuse'', Kenya tick typhus, Indian tick typhus, Marseilles fever, or Astrakhan fever) is a fever as a result of a rickettsial infection caused by the bacterium '' Ricketts ...
* – ehrlichiosis * – heartwater disease * – lyme disease * – erythema chronicum migrans * – lyme neuroborreliosis * – relapsing fever * – rocky mountain spotted fever * – tularemia * – treponemal infections * – pinta * –
syphilis Syphilis () is a sexually transmitted infection caused by the bacterium ''Treponema pallidum'' subspecies ''pallidum''. The signs and symptoms of syphilis vary depending in which of the four stages it presents (primary, secondary, latent, an ...
* – chancre * – neurosyphilis * – tabes dorsalis * – syphilis, cardiovascular * – syphilis, congenital * – syphilis, cutaneous * – syphilis, latent * – yaws * – tularemia * – vibrio infections * –
cholera Cholera is an infection of the small intestine by some strains of the bacterium ''Vibrio cholerae''. Symptoms may range from none, to mild, to severe. The classic symptom is large amounts of watery diarrhea that lasts a few days. Vomiting and ...

– gram-positive bacterial infections
* – actinomycetales infections * – actinomycosis * – actinomycosis, cervicofacial * – whipple disease * – corynebacterium infections * – diphtheria * –
erythrasma Erythrasma is a superficial skin infection that causes brown, scaly skin patches. It is caused by '' Corynebacterium minutissimum'' bacteria, a normal part of skin flora (the microorganisms that are normally present on the skin). There are two ty ...
* – mycobacterium infections * – leprosy * – leprosy, borderline * – leprosy, lepromatous * – leprosy, tuberculoid * – mycobacterium infections, atypical * – mycobacterium avium-intracellulare infection * – paratuberculosis * – tuberculosis * – peritonitis, tuberculous * – tuberculoma * – tuberculoma, intracranial * – tuberculosis, avian * – tuberculosis, bovine * – tuberculosis, cardiovascular * – pericarditis, tuberculous * – tuberculosis, central nervous system * – tuberculoma, intracranial * – tuberculosis, meningeal * – tuberculosis, cutaneous * – erythema induratum * –
lupus Lupus, technically known as systemic lupus erythematosus (SLE), is an autoimmune disease in which the body's immune system mistakenly attacks healthy tissue in many parts of the body. Symptoms vary among people and may be mild to severe. Comm ...
* – tuberculosis, endocrine * – tuberculosis, gastrointestinal * – tuberculosis, hepatic * – tuberculosis, laryngeal * – tuberculosis, lymph node * –
king's evil The disease mycobacterial cervical lymphadenitis, also known as scrofula and historically as king's evil, involves a lymphadenitis of the cervical lymph nodes associated with tuberculosis as well as nontuberculous (atypical) mycobacteria. Disea ...
* – tuberculosis, miliary * – tuberculosis, multidrug-resistant * – tuberculosis, ocular * – tuberculosis, oral * – tuberculosis, osteoarticular * – tuberculosis, spinal * – tuberculosis, pleural * – empyema, tuberculous * – tuberculosis, pulmonary * – silicotuberculosis * – tuberculosis, splenic * – tuberculosis, urogenital * – tuberculosis, female genital * – tuberculosis, male genital * – tuberculosis, renal * – nocardia infections * – maduromycosis * – bacillaceae infections * –
anthrax Anthrax is an infection caused by the bacterium ''Bacillus anthracis''. It can occur in four forms: skin, lungs, intestinal, and injection. Symptom onset occurs between one day and more than two months after the infection is contracted. The sk ...
* – bifidobacteriales infections * – clostridium infections * – botulism * – enterocolitis, pseudomembranous * –
enterotoxemia Enterotoxemia is a condition induced by the absorption of large volumes of toxins produced by bacteria such as ''Clostridium perfringens'' from the intestines. There are several strains of ''C. perfringens'' (type B, C, and D) that may lead to the d ...
* – gas gangrene * – tetanus * – erysipelothrix infections * – erysipeloid * –
swine erysipelas ''Erysipelothrix rhusiopathiae'' is a Gram-positive bacteria, Gram-positive, catalase-negative, rod-shaped, non-spore-forming, nonacid-fast, nonmotile Bacteria, bacterium. Distributed worldwide, ''E. rhusiopathiae'' is primarily considered an a ...
* – listeria infections * – meningitis, listeria * – staphylococcal infections * – pneumonia, staphylococcal * –
staphylococcal food poisoning ''Staphylococcus'' is a genus of Gram-positive bacteria in the family Staphylococcaceae from the order Bacillales. Under the microscope, they appear spherical (cocci), and form in grape-like clusters. ''Staphylococcus'' species are facultativ ...
* – staphylococcal skin infections * – furunculosis * – carbuncle * – impetigo * – staphylococcal scalded skin syndrome * –
streptococcal infections ''Streptococcus'' is a genus of gram-positive ' (plural ) or spherical bacteria that belongs to the family Streptococcaceae, within the order Lactobacillales (lactic acid bacteria), in the phylum Bacillota. Cell division in streptococci occurs ...
* – ecthyma * – endocarditis, subacute bacterial * – erysipelas * – fasciitis, necrotizing * – impetigo * –
pneumococcal infections A pneumococcal infection is an infection caused by the bacterium ''Streptococcus pneumoniae'', which is also called the pneumococcus. ''S. pneumoniae'' is a common member of the bacterial flora colonizing the nose and throat of 5–10% of healthy ...
* – meningitis, pneumococcal * – pneumonia, pneumococcal * –
rheumatic fever Rheumatic fever (RF) is an inflammatory disease that can involve the heart, joints, skin, and brain. The disease typically develops two to four weeks after a streptococcal throat infection. Signs and symptoms include fever, multiple painful jo ...
* – rheumatic heart disease * –
scarlet fever Scarlet fever, also known as Scarlatina, is an infectious disease caused by ''Streptococcus pyogenes'' a Group A streptococcus (GAS). The infection is a type of Group A streptococcal infection (Group A strep). It most commonly affects childr ...

– pneumonia, bacterial
* – pneumonia, mycoplasma * – pneumonia of calves, enzootic * – pneumonia of swine, mycoplasmal * – pneumonia, pneumococcal * – pneumonia, rickettsial * – pneumonia, staphylococcal

– sexually transmitted diseases, bacterial
* –
chancroid Chancroid ( ) is a bacterial sexually transmitted infection characterized by painful sores on the genitalia. Chancroid is known to spread from one individual to another solely through sexual contact. However, there have been reports of accidenta ...
* –
chlamydia infections Chlamydia, or more specifically a chlamydia infection, is a sexually transmitted infection caused by the bacterium ''Chlamydia trachomatis''. Most people who are infected have no symptoms. When symptoms do appear they may occur only several we ...
* – lymphogranuloma venereum * – gonorrhea * – granuloma inguinale * –
syphilis Syphilis () is a sexually transmitted infection caused by the bacterium ''Treponema pallidum'' subspecies ''pallidum''. The signs and symptoms of syphilis vary depending in which of the four stages it presents (primary, secondary, latent, an ...

– skin diseases, bacterial
* – actinomycosis, cervicofacial * – angiomatosis, bacillary * – ecthyma * – erysipelas * – erythema chronicum migrans * –
erythrasma Erythrasma is a superficial skin infection that causes brown, scaly skin patches. It is caused by '' Corynebacterium minutissimum'' bacteria, a normal part of skin flora (the microorganisms that are normally present on the skin). There are two ty ...
* – granuloma inguinale * – hidradenitis suppurativa * – maduromycosis * – pinta * –
rhinoscleroma Rhinoscleroma, is a chronic granulomatous bacterial disease of the nose that can sometimes infect the upper respiratory tract.Palmer & Reeder. It most commonly affects the nasal cavity—the nose is involved in 95–100 per cent of cases—howeve ...
* – staphylococcal skin infections * – furunculosis * – carbuncle * – impetigo * – staphylococcal scalded skin syndrome * – syphilis, cutaneous * – tuberculosis, cutaneous * – erythema induratum * –
lupus Lupus, technically known as systemic lupus erythematosus (SLE), is an autoimmune disease in which the body's immune system mistakenly attacks healthy tissue in many parts of the body. Symptoms vary among people and may be mild to severe. Comm ...
* – yaws

– spirochaetales infections
* – borrelia infections * – lyme disease * – erythema chronicum migrans * – lyme neuroborreliosis * – relapsing fever * –
leptospirosis Leptospirosis is a blood infection caused by the bacteria ''Leptospira''. Signs and symptoms can range from none to mild (headaches, muscle pains, and fevers) to severe ( bleeding in the lungs or meningitis). Weil's disease, the acute, severe ...
* – weil disease * – treponemal infections * – pinta * –
syphilis Syphilis () is a sexually transmitted infection caused by the bacterium ''Treponema pallidum'' subspecies ''pallidum''. The signs and symptoms of syphilis vary depending in which of the four stages it presents (primary, secondary, latent, an ...
* – chancre * – neurosyphilis * – tabes dorsalis * – syphilis, cardiovascular * – syphilis, congenital * – syphilis, cutaneous * – syphilis, latent * – yaws

– vaginosis, bacterial

– brain abscess

– toxoplasmosis, cerebral

–
central nervous system infections The central nervous system (CNS) is the part of the nervous system consisting primarily of the brain and spinal cord. The CNS is so named because the brain integrates the received information and coordinates and influences the activity of all par ...

– central nervous system bacterial infections

– empyema, subdural

– infection

– aneurysm, infected

– arthritis, infectious
* – arthritis, reactive

– bone diseases, infectious
* – osteitis * – osteomyelitis * – periostitis * – spondylitis * – discitis * – tuberculosis, osteoarticular * – tuberculosis, spinal

– communicable diseases
* – communicable diseases, emerging

– community-acquired infections

–
cross infection Cross-species transmission (CST), also called interspecies transmission, host jump, or spillover, is the transmission of an infectious pathogen, such as a virus, between hosts belonging to different species. Once introduced into an individual of a ...

– eye infections
* – corneal ulcer * –
eye infections, bacterial Eyes are organs of the visual system. They provide living organisms with vision, the ability to receive and process visual detail, as well as enabling several photo response functions that are independent of vision. Eyes detect light and c ...
* – conjunctivitis, bacterial * – conjunctivitis, inclusion * –
ophthalmia neonatorum Ophthalmia (also called ophthalmitis) is inflammation of the eye. It results in congestion of the eyeball, often eye-watering, redness and swelling, itching and burning, and a general feeling of irritation under the eyelids. Ophthalmia can have d ...
* – trachoma * – hordeolum * – keratoconjunctivitis, infectious * – tuberculosis, ocular * –
uveitis, suppurative Uveitis () is inflammation of the uvea, the pigmented layer of the eye between the inner retina and the outer fibrous layer composed of the sclera and cornea. The uvea consists of the middle layer of pigmented vascular structures of the eye and in ...
* – endophthalmitis * –
panophthalmitis Panophthalmitis is the inflammation of all coats of the animal eye including Human eye#Components, intraocular structures. It can be caused by infection, particularly from ''Pseudomonas'' species, such as ''Pseudomonas aeruginosa'', ''Clostridium' ...
* – eye infections, fungal * –
uveitis, suppurative Uveitis () is inflammation of the uvea, the pigmented layer of the eye between the inner retina and the outer fibrous layer composed of the sclera and cornea. The uvea consists of the middle layer of pigmented vascular structures of the eye and in ...
* – endophthalmitis * –
panophthalmitis Panophthalmitis is the inflammation of all coats of the animal eye including Human eye#Components, intraocular structures. It can be caused by infection, particularly from ''Pseudomonas'' species, such as ''Pseudomonas aeruginosa'', ''Clostridium' ...

–
focal infection Focal infection theory is the historical concept that many chronic diseases, including systemic and common ones, are caused by focal infections. In present medical consensus, a focal infection is a localized infection, often asymptomatic, that ca ...
* – focal infection, dental

– gingivitis, necrotizing ulcerative

– laboratory infection

– ludwig's angina

– opportunistic infections
* – aids-related opportunistic infections * – superinfection

–
pelvic infection Pelvic inflammatory disease, also known as pelvic inflammatory disorder (PID), is an infection of the upper part of the female reproductive system, namely the uterus, fallopian tubes, and ovaries, and inside of the pelvis. Often, there may be no ...
* –
pelvic inflammatory disease Pelvic inflammatory disease, also known as pelvic inflammatory disorder (PID), is an infection of the upper part of the female reproductive system, namely the uterus, fallopian tubes, and ovaries, and inside of the pelvis. Often, there may be no ...

– pregnancy complications, infectious
* – abortion, septic * –
puerperal infection Postpartum infections, also known as childbed fever and puerperal fever, are any bacterial infections of the female reproductive tract following childbirth or miscarriage. Signs and symptoms usually include a fever greater than , chills, lower ab ...

– prosthesis-related infections

– reiter disease

– respiratory tract infections
* – empyema, pleural * – empyema, tuberculous * – whooping cough

– sepsis
* – septicemia * –
bacteremia Bloodstream infections (BSIs), which include bacteremias when the infections are bacterial and fungemias when the infections are fungal, are infections present in the blood. Blood is normally a sterile environment, so the detection of microb ...
* –
hemorrhagic septicemia Haemorrhagic septicaemia is one of the most economically important pasteurelloses.De Alwis MCL (1999) Haemorrhagic septicaemia. Canberra: Australian Centre for International Agricultural Research. pp. 11–24.Carter GR and De Alwis MCL (1989) Hae ...
* –
fungemia Fungemia is the presence of fungi or yeasts in the blood. The most common type, also known as candidemia, candedemia, or systemic candidiasis, is caused by '' Candida'' species; candidemia is also among the most common bloodstream infections of a ...
* –
parasitemia Parasitemia is the quantitative content of parasites in the blood. It is used as a measurement of parasite load in the organism and an indication of the degree of an active parasitic infection. Systematic measurement of parasitemia is important in ...
* – sepsis syndrome * – shock, septic * – viremia

– sexually transmitted diseases
* – sexually transmitted diseases, bacterial * –
chancroid Chancroid ( ) is a bacterial sexually transmitted infection characterized by painful sores on the genitalia. Chancroid is known to spread from one individual to another solely through sexual contact. However, there have been reports of accidenta ...
* –
chlamydia infections Chlamydia, or more specifically a chlamydia infection, is a sexually transmitted infection caused by the bacterium ''Chlamydia trachomatis''. Most people who are infected have no symptoms. When symptoms do appear they may occur only several we ...
* – lymphogranuloma venereum * – gonorrhea * – granuloma inguinale * –
syphilis Syphilis () is a sexually transmitted infection caused by the bacterium ''Treponema pallidum'' subspecies ''pallidum''. The signs and symptoms of syphilis vary depending in which of the four stages it presents (primary, secondary, latent, an ...

– skin diseases, infectious
* – cellulitis * –
dermatomycoses Fungal infection, also known as mycosis, is disease caused by fungi. Different types are traditionally divided according to the part of the body affected; superficial, subcutaneous, and systemic. Superficial fungal infections include common t ...
* – blastomycosis * – candidiasis, chronic mucocutaneous * – candidiasis, cutaneous * –
chromoblastomycosis Chromoblastomycosis is a long-term fungal infection of the skin and subcutaneous tissue (a chronic subcutaneous mycosis). It can be caused by many different types of fungi which become implanted under the skin, often by thorns or splinters. C ...
* – maduromycosis * – paracoccidioidomycosis * – sporotrichosis * – tinea * – onychomycosis * – tinea capitis * – tinea favosa * – tinea pedis * – tinea versicolor * – paronychia * – skin diseases, bacterial * – actinomycosis, cervicofacial * – angiomatosis, bacillary * – ecthyma * – erysipelas * – erythema chronicum migrans * –
erythrasma Erythrasma is a superficial skin infection that causes brown, scaly skin patches. It is caused by '' Corynebacterium minutissimum'' bacteria, a normal part of skin flora (the microorganisms that are normally present on the skin). There are two ty ...
* – granuloma inguinale * – hidradenitis suppurativa * – maduromycosis * – pinta * –
rhinoscleroma Rhinoscleroma, is a chronic granulomatous bacterial disease of the nose that can sometimes infect the upper respiratory tract.Palmer & Reeder. It most commonly affects the nasal cavity—the nose is involved in 95–100 per cent of cases—howeve ...
* – staphylococcal skin infections * – furunculosis * – carbuncle * – impetigo * – staphylococcal scalded skin syndrome * – syphilis, cutaneous * – tuberculosis, cutaneous * – erythema induratum * –
lupus Lupus, technically known as systemic lupus erythematosus (SLE), is an autoimmune disease in which the body's immune system mistakenly attacks healthy tissue in many parts of the body. Symptoms vary among people and may be mild to severe. Comm ...
* – yaws

– soft tissue infections

– suppuration
* –
abscess An abscess is a collection of pus that has built up within the tissue of the body. Signs and symptoms of abscesses include redness, pain, warmth, and swelling. The swelling may feel fluid-filled when pressed. The area of redness often extends b ...
* –
abdominal abscess The abdomen (colloquially called the belly, tummy, midriff, tucky or stomach) is the part of the body between the thorax (chest) and pelvis, in humans and in other vertebrates. The abdomen is the front part of the abdominal segment of the tor ...
* – liver abscess * – liver abscess, amebic * – liver abscess, pyogenic * –
subphrenic abscess Subphrenic abscess is a disease characterized by an accumulation of infected fluid between the diaphragm, liver, and spleen. This abscess develops after surgical operations like splenectomy. Presents with cough, increased respiratory rate with sh ...
* – brain abscess * – toxoplasmosis, cerebral * –
epidural abscess An epidural abscess refers to a collection of pus and infectious material located in the epidural space superficial to the dura mater which surrounds the central nervous system. Due to its location adjacent to brain or spinal cord, epidural abscess ...
* – lung abscess * – periapical abscess * – periodontal abscess * – peritonsillar abscess * –
psoas abscess An abscess in the psoas muscle of the abdomen may be caused by lumbar tuberculosis. Owing to the proximal attachments of the iliopsoas, such an abscess may drain inferiorly into the upper medial thigh and present as a swelling in the region. T ...
* – retropharyngeal abscess * – cellulitis * – empyema * – empyema, pleural * – empyema, tuberculous * – empyema, subdural * – otitis media, suppurative * – thyroiditis, suppurative * –
uveitis, suppurative Uveitis () is inflammation of the uvea, the pigmented layer of the eye between the inner retina and the outer fibrous layer composed of the sclera and cornea. The uvea consists of the middle layer of pigmented vascular structures of the eye and in ...

– toxemia
* – endotoxemia

– urinary tract infections
* – bacteriuria * – pyuria * – schistosomiasis haematobia

– wound infection
* – surgical wound infection

– mycoses

– aspergillosis
* – aspergillosis, allergic bronchopulmonary * – neuroaspergillosis

– blastomycosis

– candidiasis
* – candidiasis, chronic mucocutaneous * – candidiasis, cutaneous * – candidiasis, oral * – candidiasis, vulvovaginal

– central nervous system fungal infections
* – meningitis, fungal * – meningitis, cryptococcal

– coccidioidomycosis

– cryptococcosis
* – meningitis, cryptococcal

–
dermatomycoses Fungal infection, also known as mycosis, is disease caused by fungi. Different types are traditionally divided according to the part of the body affected; superficial, subcutaneous, and systemic. Superficial fungal infections include common t ...
* – blastomycosis * – candidiasis, chronic mucocutaneous * – candidiasis, cutaneous * –
chromoblastomycosis Chromoblastomycosis is a long-term fungal infection of the skin and subcutaneous tissue (a chronic subcutaneous mycosis). It can be caused by many different types of fungi which become implanted under the skin, often by thorns or splinters. C ...
* – maduromycosis * – paracoccidioidomycosis * – sporotrichosis * – tinea * – onychomycosis * – tinea capitis * – tinea favosa * – tinea pedis * – tinea versicolor

– eye infections, fungal
* –
uveitis, suppurative Uveitis () is inflammation of the uvea, the pigmented layer of the eye between the inner retina and the outer fibrous layer composed of the sclera and cornea. The uvea consists of the middle layer of pigmented vascular structures of the eye and in ...
* – endophthalmitis * –
panophthalmitis Panophthalmitis is the inflammation of all coats of the animal eye including Human eye#Components, intraocular structures. It can be caused by infection, particularly from ''Pseudomonas'' species, such as ''Pseudomonas aeruginosa'', ''Clostridium' ...

–
fungemia Fungemia is the presence of fungi or yeasts in the blood. The most common type, also known as candidemia, candedemia, or systemic candidiasis, is caused by '' Candida'' species; candidemia is also among the most common bloodstream infections of a ...

–
geotrichosis Geotrichosis is a mycosis caused by ''Geotrichum candidum''. Human colonization and disease ''Geotrichum candidum'' is also a frequent member of the human microbiome, notably associated with skin, sputum and feces where it occurs in 25-30% of spec ...

– histoplasmosis

– lung diseases, fungal
* – aspergillosis, allergic bronchopulmonary * – pneumonia, pneumocystis

– microsporidiosis
* – encephalitozoonosis

– paracoccidioidomycosis

–
piedra Piedra is a hair disease caused by a fungus, which causes formation of nodules on the hair shaft.Veasey JV, Avila RB, Miguel BAF, Muramatu LH. White piedra, black piedra, tinea versicolor, and tinea nigra: contribution to the diagnosis of superfic ...

– Pneumocystis Infections
* – pneumonia, pneumocystis

–
rhinosporidiosis Rhinosporidiosis is an infection caused by ''Rhinosporidium seeberi''. Classification This organism was previously considered to be a fungus, and rhinosporidiosis is classified as a fungal disease under ICD-10. It is now considered to be a protis ...

– zygomycosis
* – mucormycosis

– zoonoses
---- The list continues at
List of MeSH codes (C02) The following is a partial list of the "C" codes for Medical Subject Headings (MeSH), as defined by the United States National Library of Medicine (NLM). This list continues the information at List of MeSH codes (C01). Codes following these are ...
. {{MeSH codes C01

– Infections

MeSH C01.069 Aneurysm, Infected

MeSH C01.100 Arthritis, Infectious

MeSH C01.125 Asymptomatic Infections

MeSH C01.160 Bone Diseases, Infectious

MeSH C01.190 Cardiovascular Infections

MeSH C01.195 Catheter-Related Infections

MeSH C01.207 Central Nervous System Infections

– bacteremia Bloodstream infections (BSIs), which include bacteremias when the infections are bacterial and fungemias when the infections are fungal, are infections present in the blood. Blood is normally a sterile environment, so the detection of microb ...

– central nervous system bacterial infections

– endocarditis, bacterial

– eye infections, bacterial Eyes are organs of the visual system. They provide living organisms with vision, the ability to receive and process visual detail, as well as enabling several photo response functions that are independent of vision. Eyes detect light and c ...

– fournier gangrene

– gram-negative bacterial infections

– gram-positive bacterial infections

– pneumonia, bacterial

– sexually transmitted diseases, bacterial

– skin diseases, bacterial

– spirochaetales infections

– vaginosis, bacterial

– brain abscess

– toxoplasmosis, cerebral

– central nervous system infections The central nervous system (CNS) is the part of the nervous system consisting primarily of the brain and spinal cord. The CNS is so named because the brain integrates the received information and coordinates and influences the activity of all par ...

– central nervous system bacterial infections

– empyema, subdural

– infection

– aneurysm, infected

– arthritis, infectious

– bone diseases, infectious

– communicable diseases

– community-acquired infections

– cross infection Cross-species transmission (CST), also called interspecies transmission, host jump, or spillover, is the transmission of an infectious pathogen, such as a virus, between hosts belonging to different species. Once introduced into an individual of a ...

– eye infections

– focal infection Focal infection theory is the historical concept that many chronic diseases, including systemic and common ones, are caused by focal infections. In present medical consensus, a focal infection is a localized infection, often asymptomatic, that ca ...

– gingivitis, necrotizing ulcerative

– laboratory infection

– ludwig's angina

– opportunistic infections

– pelvic infection Pelvic inflammatory disease, also known as pelvic inflammatory disorder (PID), is an infection of the upper part of the female reproductive system, namely the uterus, fallopian tubes, and ovaries, and inside of the pelvis. Often, there may be no ...

– pregnancy complications, infectious

– prosthesis-related infections

– reiter disease

– respiratory tract infections

– sepsis

– sexually transmitted diseases

– skin diseases, infectious

– soft tissue infections

– suppuration

– toxemia

– urinary tract infections

– wound infection

– mycoses

– aspergillosis

– blastomycosis

– candidiasis

– central nervous system fungal infections

– coccidioidomycosis

– cryptococcosis

– dermatomycoses Fungal infection, also known as mycosis, is disease caused by fungi. Different types are traditionally divided according to the part of the body affected; superficial, subcutaneous, and systemic. Superficial fungal infections include common t ...

– eye infections, fungal

– fungemia Fungemia is the presence of fungi or yeasts in the blood. The most common type, also known as candidemia, candedemia, or systemic candidiasis, is caused by '' Candida'' species; candidemia is also among the most common bloodstream infections of a ...

– geotrichosis Geotrichosis is a mycosis caused by ''Geotrichum candidum''. Human colonization and disease ''Geotrichum candidum'' is also a frequent member of the human microbiome, notably associated with skin, sputum and feces where it occurs in 25-30% of spec ...

– histoplasmosis

– lung diseases, fungal

– microsporidiosis

– paracoccidioidomycosis

– piedra Piedra is a hair disease caused by a fungus, which causes formation of nodules on the hair shaft.Veasey JV, Avila RB, Miguel BAF, Muramatu LH. White piedra, black piedra, tinea versicolor, and tinea nigra: contribution to the diagnosis of superfic ...

– Pneumocystis Infections

– rhinosporidiosis Rhinosporidiosis is an infection caused by ''Rhinosporidium seeberi''. Classification This organism was previously considered to be a fungus, and rhinosporidiosis is classified as a fungal disease under ICD-10. It is now considered to be a protis ...

– zygomycosis

– zoonoses

–
bacteremia Bloodstream infections (BSIs), which include bacteremias when the infections are bacterial and fungemias when the infections are fungal, are infections present in the blood. Blood is normally a sterile environment, so the detection of microb ...

–
eye infections, bacterial Eyes are organs of the visual system. They provide living organisms with vision, the ability to receive and process visual detail, as well as enabling several photo response functions that are independent of vision. Eyes detect light and c ...

–
central nervous system infections The central nervous system (CNS) is the part of the nervous system consisting primarily of the brain and spinal cord. The CNS is so named because the brain integrates the received information and coordinates and influences the activity of all par ...

–
cross infection Cross-species transmission (CST), also called interspecies transmission, host jump, or spillover, is the transmission of an infectious pathogen, such as a virus, between hosts belonging to different species. Once introduced into an individual of a ...

–
focal infection Focal infection theory is the historical concept that many chronic diseases, including systemic and common ones, are caused by focal infections. In present medical consensus, a focal infection is a localized infection, often asymptomatic, that ca ...

–
pelvic infection Pelvic inflammatory disease, also known as pelvic inflammatory disorder (PID), is an infection of the upper part of the female reproductive system, namely the uterus, fallopian tubes, and ovaries, and inside of the pelvis. Often, there may be no ...

–
dermatomycoses Fungal infection, also known as mycosis, is disease caused by fungi. Different types are traditionally divided according to the part of the body affected; superficial, subcutaneous, and systemic. Superficial fungal infections include common t ...

–
fungemia Fungemia is the presence of fungi or yeasts in the blood. The most common type, also known as candidemia, candedemia, or systemic candidiasis, is caused by '' Candida'' species; candidemia is also among the most common bloodstream infections of a ...

–
geotrichosis Geotrichosis is a mycosis caused by ''Geotrichum candidum''. Human colonization and disease ''Geotrichum candidum'' is also a frequent member of the human microbiome, notably associated with skin, sputum and feces where it occurs in 25-30% of spec ...

–
piedra Piedra is a hair disease caused by a fungus, which causes formation of nodules on the hair shaft.Veasey JV, Avila RB, Miguel BAF, Muramatu LH. White piedra, black piedra, tinea versicolor, and tinea nigra: contribution to the diagnosis of superfic ...

–
rhinosporidiosis Rhinosporidiosis is an infection caused by ''Rhinosporidium seeberi''. Classification This organism was previously considered to be a fungus, and rhinosporidiosis is classified as a fungal disease under ICD-10. It is now considered to be a protis ...