Charles-Eugène Quinquaud (26 December 1841, Lafat – 9 January 1894,

Paris Paris () is the capital and most populous city of France, with an estimated population of 2,165,423 residents in 2019 in an area of more than 105 km² (41 sq mi), making it the 30th most densely populated city in the world in 2020. S ...

) was a French internist and

dermatologist Dermatology is the branch of medicine dealing with the skin.''Random House Webster's Unabridged Dictionary.'' Random House, Inc. 2001. Page 537. . It is a speciality with both medical and surgical aspects. A dermatologist is a specialist medical ...

. He studied medicine in

Limoges Limoges (, , ; oc, Lemòtges, locally ) is a city and Communes of France, commune, and the prefecture of the Haute-Vienne Departments of France, department in west-central France. It was the administrative capital of the former Limousin region ...

and Paris, receiving his doctorate in 1873. While working as a hospital interne, he was influenced by

Pierre-Antoine-Ernest Bazin Pierre-Antoine-Ernest Bazin (20 February 1807 – 14 December 1878) was a French physician and dermatologist born in Saint-Brice-sous-Forêt. His brother, Antoine-Pierre-Louis Bazin (1799-1863), was a noted Sinologist. In 1828 he started work as ...

to study dermatology. In 1878 he became ''médecin des hôpitaux'', obtained his ''

agrégation In France, the ''agrégation'' () is a competitive examination for civil service in the French public education system. Candidates for the examination, or ''agrégatifs'', become ''agrégés'' once they are admitted to the position of ''professe ...

'' in 1883, and from 1886 served as ''chef de service'' at the

Hôpital Saint-Louis Hôpital Saint-Louis is a hospital in Paris, France. It was built in 1611 by architect Claude Vellefaux at the request of Henry IV of France. It is part of the Assistance publique - Hôpitaux de Paris hospital system, and it is located at 1 avenue ...

in Paris. During his career, he worked closely with dermatologists

Ernest Besnier Ernest Henri Besnier (; 21 April 1831 – 15 May 1909, Paris) was a French dermatologist and medical director of the Hôpital Saint-Louis in Paris. He was a native of Honfleur, département Calvados. He studied medicine in Paris, where in 18 ...

Jean Alfred Fournier Jean Alfred Fournier () (21 May 1832 – 25 December 1914) was a French dermatologist who specialized in the study of venereal disease. Biography As a young man he served as an interne at the Hôpital du Midi as an understudy to Philippe Rico ...

and Émile Vidal. In 1892 he was elected as a member of the

Académie de Médecine An academy ( Attic Greek: Ἀκαδήμεια; Koine Greek Ἀκαδημία) is an institution of secondary or tertiary higher learning (and generally also research or honorary membership). The name traces back to Plato's school of philosophy ...

.Charles Eugene Quinquaud
at

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 ...

In 1888 he described

folliculitis decalvans Folliculitis decalvans is an inflammation of the hair follicle that leads to bogginess or induration of involved parts of the scalp along with pustules, erosions, crusts, ulcers, and scale.Freedberg, et al. (2003). ''Fitzpatrick's Dermatology in G ...

, a scalp disease sometimes referred to as "Quinquaud’s disease".Quinquaud's disease
at Who Named It His name is also associated with "Quinquaud's sign", a form of finger tremor with a sideways finger movement from the

interossei {{short description, Muscles between certain bones Interossei refer to muscles between certain bones. There are many interossei in a human body. Specific interossei include: On the hands * Dorsal interossei muscles of the hand * Palmar interosse ...

. The phenomenon was first described in alcoholics, and its description was first published by a student of Quinquaud's, six years after his death. In 1882, with physiologist Nestor Gréhant, he developed a method for determining

blood volume Blood volume (volemia) is the volume of blood (blood cells and plasma) in the circulatory system of any individual. Humans A typical adult has a blood volume of approximately 5 liters, with females and males having approximately the same blood per ...

through the use of

carbon monoxide Carbon monoxide (chemical formula CO) is a colorless, poisonous, odorless, tasteless, flammable gas that is slightly less dense than air. Carbon monoxide consists of one carbon atom and one oxygen atom connected by a triple bond. It is the simple ...

Selected writings

* ''Étude sur les affections articulaires'' (first fascicle), 1876. * ''Mesure de la quantité de sang contenu dans l'organisme d'un mammifère vivant'' (with Nestor Gréhant), 1882. * ''Traité technique de chimie biologique'', 1883. * ''De la scrofule dans ses rapports avec la phtisie pulmonaire'', 1883. * ''Folliculite épilate décalvante''. Réunions clin. Hôpital St. Louis, Comptes rendus. Paris, 1888-1889, 9: 17. * ''Folliculite destructive des régions velues''. Bulletins et memoires de la Société medicale des hôpitaux de Paris, 1888, 5: 95-98. * ''Études de thérapeutique expérimentale et clinique'', 1892.IDREF.fr
bibliography

References

{{DEFAULTSORT:Quinquaud, Charles-Eugene 1841 births 1894 deaths French dermatologists French internists People from Creuse 19th-century French physicians

Selected writings

See also

References