Johann Lukas Schonlein

Johann Lukas Schonlein

Johann Lukas Schonlein (1793 - 1864) German professor of medicine, one of the first to teach medicine in the local language than Latin. He was among the first to use bedside teaching as a method of learning clinical medicine. Schonlein is credited with giving the present name for two diseases, tuberculosis and hemophilia. Together with his student and pediatrician, Eduard Heinrich Henoch, he was the first to describe the eponymous Henoch-Scholein purpura, the most common vasculitis in children, characterized by the triad of non-thrombopenic purpura, arthritis and abdominal pain. He also discovered the parasitic cause of favus, a ringworm-like disease mainly affecting the scalp.