- A dictionary of medical eponyms

Castaigne's test

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Test for density of urine.
French description: Etude, par densimétrie, de la concentration de l'urine au cours de toutes les mictions d'un nycthémère; si elle fournit des chiffres très différents les uns des autres, le fonctionnement du rein est souple et normal; il est "rigide" et dédectueux si tous les chiffres notés sont identiques.

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An eponym is a word derived from the name of a person, whether real or fictional. A medical eponym is thus any word related to medicine, whose name is derived from a person.

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Whonamedit.com is a biographical dictionary of medical eponyms. It is our ambition to present a complete survey of all medical phenomena named for a person, with a biography of that person.


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This survey of medical eponyms and the persons behind them is meant as a general interest site only. No information found here must under any circumstances be used for medical purposes, diagnostically, therapeutically or otherwise. If you, or anybody close to you, is affected, or believe to be affected, by any condition mentioned here: see a doctor.