To the Editor:—
As a research worker in the history of Hungarian medicine, I would like to add to your brief biography of the Korányi's (204:252, 1968).Frigyes Korányi, 1827-1913, laid foundation of the study of internal medicine in 19th century Hungary. He was the professor of internal medicine at the University Medical School of Budapest. His interests included splenomegalies, the pathology of valvular disease, diagnosis of cerebral tumors, the pathology and therapy of contagious diseases, and especially the treatment of tuberculosis. He was one of the first to describe the triangular dullness in pleuritis, the "Korányi-Rauchfuss-Grocco's triangle."His son, Sándor (1866-1944), was later professor at the same university. He was a pathfinder in the application of physical and chemical methods in medicine and, with G. Richter, wrote a book on this subject in German in 1908. He studied the activity of the normal and pathological kidney in the last