LABAT, Leon (lah-bat'), French physician, born in Agde, Herault, in 1803; died in Nice, 16 January, 1847. He visited both Americas from 1824 till 1828, and afterward went. to Algiers, Tunis, Turkey, Palestine, and Egypt, where he was appointed surgeon to the khedive, returning to France in 1832. Two years later he travelled again through Europe and Persia, returning to Paris in 1839, and in 1844-'6 he went again to South America, visiting Chili, Peru, and Brazil. He published "Voyages en Amerique" (Paris, 1834); "Traite sur la fievre jaune et les maladies pestilentielles propres a l'Amerique" (1839); " Influence du climat des tropiques sur les Europeens vivant dans l'Amerique du Sud " (1840); "Histoire medico-chirurgicale de la maladie produite par la chique, insecte parasite tres commun dans l'Amerique meridionale " (1843); "Routier de l'Amerique" (1844)" and surgical works.