Bernhard Moritz Carl Ludwig Riedel (18 September 1846 – 12 September 1916) was a German

surgeon In modern medicine, a surgeon is a medical professional who performs surgery. Although there are different traditions in different times and places, a modern surgeon usually is also a licensed physician or received the same medical training as ...

who was a native of Teschentin, Grossherzogtum

Mecklenburg Mecklenburg (; nds, label=Low German, Mękel(n)borg ) is a historical region in northern Germany comprising the western and larger part of the federal-state Mecklenburg-Western Pomerania. The largest cities of the region are Rostock, Schwerin ...

Biography

He graduated from the

University of Rostock The University of Rostock (german: link=no, Universität Rostock) is a public university located in Rostock, Mecklenburg-Vorpommern, Germany. Founded in 1419, it is the third-oldest university in Germany. It is the oldest university in continen ...

in 1872, and for the next three years was

prosector A prosector is a person with the special task of preparing a dissection for demonstration, usually in medical schools or hospitals. Many important anatomists began their careers as prosectors working for lecturers and demonstrators in anatomy and p ...

Rostock Rostock (), officially the Hanseatic and University City of Rostock (german: link=no, Hanse- und Universitätsstadt Rostock), is the largest city in the German state of Mecklenburg-Vorpommern and lies in the Mecklenburgian part of the state, c ...

under

Friedrich Sigmund Merkel Friedrich Sigmund Merkel (5 April 1845 – 28 May 1919) was a leading German anatomist and histopathologist Histopathology (compound of three Greek words: ''histos'' "tissue", πάθος ''pathos'' "suffering", and -λογία ''-logia'' " ...

(1845-1919). In 1875, he became an in 1877. In the ensuing years, he studied surgery with

Bernhard von Langenbeck Bernhard Rudolf Konrad von Langenbeck (9 November 181029 September 1887) was a German surgeon known as the developer of Langenbeck's amputation and founder of ''Langenbeck's Archives of Surgery''. Life He was born at Padingbüttel, and recei ...

(1810-1887) and

Heinrich Adolf von Bardeleben Heinrich Adolf von Bardeleben (1 March 1819 – 24 September 1895) was a German surgeon born in Frankfurt (Oder). He studied medicine at the Universities of Heidelberg, Giessen, Paris and Berlin, receiving his doctorate in 1841 with a thesis on t ...

(1819-1895), later being appointed chief physician of the surgical department at the Städtisches Krankenhaus in

Aachen Aachen ( ; ; Aachen dialect: ''Oche'' ; French and traditional English: Aix-la-Chapelle; or ''Aquisgranum''; nl, Aken ; Polish: Akwizgran) is, with around 249,000 inhabitants, the 13th-largest city in North Rhine-Westphalia, and the 28th- ...

(1881). In 1888 he became director of the surgical clinic at the

University of Jena The University of Jena, officially the Friedrich Schiller University Jena (german: Friedrich-Schiller-Universität Jena, abbreviated FSU, shortened form ''Uni Jena''), is a public research university located in Jena, Thuringia, Germany. The un ...

. Riedel was a pioneer in the surgical treatment of

appendicitis Appendicitis is inflammation of the appendix. Symptoms commonly include right lower abdominal pain, nausea, vomiting, and decreased appetite. However, approximately 40% of people do not have these typical symptoms. Severe complications of a rup ...

and

cholecystitis Cholecystitis is inflammation of the gallbladder. Symptoms include right upper abdominal pain, pain in the right shoulder, nausea, vomiting, and occasionally fever. Often gallbladder attacks (biliary colic) precede acute cholecystitis. The pain l ...

. In 1888 he performed the first choledochoduodenostomy (

anastomosis An anastomosis (, plural anastomoses) is a connection or opening between two things (especially cavities or passages) that are normally diverging or branching, such as between blood vessels, leaf#Veins, leaf veins, or streams. Such a connection m ...

of the

common bile duct The common bile duct, sometimes abbreviated as CBD, is a duct in the gastrointestinal tract of organisms that have a gallbladder. It is formed by the confluence of the common hepatic duct and cystic duct and terminates by uniting with pancreati ...

to the

duodenum The duodenum is the first section of the small intestine in most higher vertebrates, including mammals, reptiles, and birds. In fish, the divisions of the small intestine are not as clear, and the terms anterior intestine or proximal intestine m ...

). His name is lent to the following medical eponyms: * Riedel thyroiditis: (sometimes called ligneous

thyroiditis Thyroiditis is the inflammation of the thyroid gland. The thyroid gland is located on the front of the neck below the laryngeal prominence, and makes hormones that control metabolism. Signs and symptoms There are many different signs and symptom ...

, invasive fibrous thyroiditis or struma

fibromatosis The term fibromatosis refers to a group of soft tissue tumors which have certain characteristics in common, including absence of cytologic and clinical malignant features, a histology consistent with proliferation of well-differentiated fibroblast ...

): An uncommon

thyroid The thyroid, or thyroid gland, is an endocrine gland in vertebrates. In humans it is in the neck and consists of two connected lobes. The lower two thirds of the lobes are connected by a thin band of tissue called the thyroid isthmus. The thy ...

disease in which the thyroid gland is replaced by extensive fibrosis. First described by Riedel in 1896. * Riedel's lobe: A tongue-shaped process of the

liver The liver is a major Organ (anatomy), organ only found in vertebrates which performs many essential biological functions such as detoxification of the organism, and the Protein biosynthesis, synthesis of proteins and biochemicals necessary for ...

, often found protruding over the

gallbladder In vertebrates, the gallbladder, also known as the cholecyst, is a small hollow organ where bile is stored and concentrated before it is released into the small intestine. In humans, the pear-shaped gallbladder lies beneath the liver, although ...

in cases of chronic cholecystitis.

References

External links

''Bernhard Riedel''
@

Who Named It ''Whonamedit?'' is an online English-language dictionary of medical eponyms and the people associated with their identification. Though it is a dictionary, many eponyms and persons are presented in extensive articles with comprehensive bibliograph ...

NCBI
National Library of Medicine; Riedel and cholecystitis 1846 births 1916 deaths German surgeons Academic staff of the University of Jena {{Germany-med-bio-stub