J. Richard Ewald
Biography
- Born 14 February 1855 in Berlin
- Died 22 July 1921
Medical Eponyms
- A stimulation of the semicircular canal causes a movement of the eyes in the plane of the stimulated canal
- In the horizontal semicircular canals, an ampullopetal endolymph movement cases a greater stimulation than an ampullofugal one.
- In the vertical semicircular canals, the reverse is true.
Key Medical Contributions
Major Publications
Controversies
References
Biography
- Jongkees LB. J. R. Ewald. Arch Otolaryngol. 1966;83(6):615-619.
- Hain TC. Ewald JR. Dizziness and Balance 2020
Eponymous terms
- Hallpike CS. On the case for repeal of Ewald’s second Law. Some introductory remarks. Acta Otolaryngol Suppl. 1961; 159: 7-14.