Gaspard Laurent Bayle
Encyclopedia
Gaspard Laurent Bayle was a French physician
. He studied medicine under Jean-Nicolas Corvisart
(1755–1821), and was a colleague to René Laënnec
(1781–1826). Beginning in 1805 he practiced medicine at the Charité in Paris
. He was an uncle to physician Antoine Laurent Bayle
(1799–1859).
Bayle is remembered for his extensive work in pathological anatomy, and contributions made in the research of cancer
and tuberculosis
. As the result of 900 post-mortem
investigations, he described six different types of tuberculosis, which he called ulcerous phthisis, calculous phthisis, cancerous phthisis, tubercular phthisis, glandular phthisis and phthisis with melanosis
. His best known written work was the 1810 Recherches sur la phthisie pulmonaire (Research of Pulmonary Tuberculosis). He also penned a treatise on cancerous diseases that was published posthumously in 1833 by his nephew, Antoine Bayle.
Physician
A physician is a health care provider who practices the profession of medicine, which is concerned with promoting, maintaining or restoring human health through the study, diagnosis, and treatment of disease, injury and other physical and mental impairments...
. He studied medicine under Jean-Nicolas Corvisart
Jean-Nicolas Corvisart
Jean-Nicolas Corvisart was an important figure in the history of French medicine. Born in the French village of Dricourt, Ardennes in 1755, Corvisart gained early notoriety for his translation of Leopold von Auenbrugg's Inventum Novum from Latin into French...
(1755–1821), and was a colleague to René Laënnec
René Laennec
René-Théophile-Hyacinthe Laennec was a French physician. He invented the stethoscope in 1816, while working at the Hôpital Necker and pioneered its use in diagnosing various chest conditions....
(1781–1826). Beginning in 1805 he practiced medicine at the Charité in Paris
Paris
Paris is the capital and largest city in France, situated on the river Seine, in northern France, at the heart of the Île-de-France region...
. He was an uncle to physician Antoine Laurent Bayle
Antoine Laurent Bayle
Antoine Laurent Jessé Bayle was a French physician who was born in Le Vernet, Alpes-de-Haute-Provence. He was a nephew to pathologist Gaspard Laurent Bayle ....
(1799–1859).
Bayle is remembered for his extensive work in pathological anatomy, and contributions made in the research of cancer
Cancer
Cancer , known medically as a malignant neoplasm, is a large group of different diseases, all involving unregulated cell growth. In cancer, cells divide and grow uncontrollably, forming malignant tumors, and invade nearby parts of the body. The cancer may also spread to more distant parts of the...
and tuberculosis
Tuberculosis
Tuberculosis, MTB, or TB is a common, and in many cases lethal, infectious disease caused by various strains of mycobacteria, usually Mycobacterium tuberculosis. Tuberculosis usually attacks the lungs but can also affect other parts of the body...
. As the result of 900 post-mortem
Autopsy
An autopsy—also known as a post-mortem examination, necropsy , autopsia cadaverum, or obduction—is a highly specialized surgical procedure that consists of a thorough examination of a corpse to determine the cause and manner of death and to evaluate any disease or injury that may be present...
investigations, he described six different types of tuberculosis, which he called ulcerous phthisis, calculous phthisis, cancerous phthisis, tubercular phthisis, glandular phthisis and phthisis with melanosis
Melanosis
Melanosis is a form of hyperpigmentation associated with increased melanin.It can can refer to:* Melanism* Ocular melanosis* Smoker's melanosis* Oral melanosis...
. His best known written work was the 1810 Recherches sur la phthisie pulmonaire (Research of Pulmonary Tuberculosis). He also penned a treatise on cancerous diseases that was published posthumously in 1833 by his nephew, Antoine Bayle.