- A dictionary of medical eponyms

Bitôt's spots

Related people

Raised white or grey cheese like foamy patches or film on the conjunctiva, consisting of keratinized epithelium. They are triangular in shape with the base near the limbus and readily dislodged. Seen in vitamin A deficiency which may result in nyctalopia (night blindness) and keratomalacia. Patients with Bitôt’s spots have a constriction of the visual field for red and green.


  • P. A. Bitôt:
    Mémoire sur une lésion conjunctivale non encore décrite, coincident avec l'héméralopie.
    Gazette hebdomadaire de médecine et de chirurgie, Paris, 1863, 10: 284-288.

What is an eponym?

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.

What is Whonamedit?

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.


Whonamedit? does not give medical advice.
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.