Jean Marie Charles Abadie (25 March 1842 â 29 June 1932) was a French ophthalmologist who was a native of Saint-Gaudens.
He became a hospital intern in 1868 and a medical doctor in 1870. He practiced medicine at the Hôtel-Dieu de Paris. In 1881 he was made a chevalier of the Légion d'honneur.
Abadie was involved in developing treatments for glaucoma and trachoma, and discovered a diagnostic sign for exophthalmic goiter known as "Abadie's sign". He also introduced the practice of injecting alcohol into the Gasserian ganglion as a treatment for trigeminal neuralgia.
He obtained his doctorate in medicine in 1870 and practiced at the Hôtel-Dieu, Paris. He was particularly interested in the treatment of Trachoma and Glaucoma and was the first to perform alcoholization of Trigeminal ganglion as a treatment for Trigeminal neuralgia.
He was awarded the Legion of Honour in 1981.
Also, he contributed numerous articles to the journals "" and "".