Jean-François Calot (17 May 1861 – 1 March 1944) was a French

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 ...

best known for describing treatment of curvature of the spine in

Pott's disease Pott disease is tuberculosis of the spine, usually due to haematogenous spread from other sites, often the lungs. The lower thoracic and upper lumbar vertebrae areas of the spine are most often affected. It causes a kind of tuberculous arthrit ...

. He also described a method of treating tuberculous abscesses and defined

Calot's triangle The cystohepatic triangle (or hepatobiliary triangle) is an anatomic space bordered by the cystic duct inferiorly, the common hepatic duct medially, and the inferior surface of the liver superiorly. The cystic artery lies within the hepatobiliary ...

Biography

Calot was born in a farmer family of six children and spent his childhood in Arrens-Marsous, France. He received his bachelor's degree in 1880 at Saint-Pe de Bigorre and in 1881 moved to Paris, where he worked as a tutor to pay for his university education. While still a student he described Calot's triangle in his doctoral thesis, defended on 12 December 1890. He then worked as a surgeon at l'Hôpital Rotschild and l'Hôpital Cazin-Perrochaud in Berck. He described his technique for treating Pott's disease of the spine in a paper he read to the

Academy of Medicine Academy of Medicine or Academy of Surgery may refer to: Asia Israel *Jerusalem Academy of Medicine Malaysia *Academy of Medicine of Malaysia Singapore *Academy of Medicine, Singapore Europe Austria * Josephinian Military Academy of Surgery * M ...

in Paris in 1896. Much of his work later in his career was in orthopaedic surgery, particularly the treatment of war injuries; he founded the ''Institut orthopédique de Berck'' in 1900. Callot married Marie Bacqueville (1870–1934), and together they had four daughters.

Eponyms

* ''

'' –

isosceles triangle In geometry, an isosceles triangle () is a triangle that has two sides of equal length. Sometimes it is specified as having ''exactly'' two sides of equal length, and sometimes as having ''at least'' two sides of equal length, the latter versio ...

bounded by the

common hepatic duct The common hepatic duct is the first part of the biliary tract. It joins the cystic duct coming from the gallbladder to form the common bile duct. Structure The common hepatic duct is the first part of the biliary tract. It is formed by the ...

, the cystic duct and the

cystic artery The cystic artery (also known as bachelor artery) supplies oxygenated blood to the gallbladder and cystic duct. Most common arrangement In the classic arrangement, occurring with a frequency of approximately 70%, a singular cystic artery originat ...

; it remains an important landmark for surgeons performing

cholecystectomy Cholecystectomy is the surgical removal of the gallbladder. Cholecystectomy is a common treatment of symptomatic gallstones and other gallbladder conditions. In 2011, cholecystectomy was the eighth most common operating room procedure performed i ...

to avoid damaging the common bile duct. * '' Calot's node'' – gallbladder

lymph node A lymph node, or lymph gland, is a kidney-shaped organ of the lymphatic system and the adaptive immune system. A large number of lymph nodes are linked throughout the body by the lymphatic vessels. They are major sites of lymphocytes that inclu ...

. * ''Calot's method'' – treatment of tuberculous abscesses by repeated puncture and immobilisation. * ''Calot's operation'' – surgical correction of spinal deformity due to Pott's disease (spinal tuberculosis).

References

External links

* French surgeons 1861 births 1944 deaths {{france-med-bio-stub