Pierre-Félix Lagrange
# Pierre-Félix Lagrange

Pierre-Félix Lagrange (22 January 1857 – 22 April 1928) was a French ophthalmologist.

## Early life

Pierre-Félix Lagrange was born on January 22, 1857, in Soumensac, département lot-et-Garonne, France. He studied medicine at the University of Bordeaux in Bordeaux.

## Career

Lagrange was a professor with the faculty of medicine at Bordeaux. He was a specialist in the study and treatment of ophthalmic disorders, including eye tumors, strabismus, refraction anomalies and glaucoma. He is remembered for introducing a surgical technique that was a combination of an iridectomy and sclerectomy for treatment of glaucoma. This surgery was later referred to as a "sclerectoiridectomy" or "Lagrange's operation".

With Emile Valude (1857–1930), Lagrange was co-publisher of the Encyclopédie française d'ophtalmologie (1903–10).

## Death

He died on April 22, 1928. He was seventy-one years old.

## Selected writings

* Etudes sur les tumeurs de l'oeil, de l'orbite et des annexes. Paris, G. Steinheil, 1893.
* Rapport sur le diagnostic et le traitement des tumeurs de l'orbite. Paris, 1903.
* Atlas d'ophtalmoscopie de guerre. 1918
