Josef Thurner
Josef Thurner (b. 1927), Austrian pathologist and co-eponym of May–Thurner syndrome; led pathology in Salzburg and published widely on venous disease.
Tag May-Perforans
Robert May
Robert May (1912–1984), pioneer of scientific phlebology; co-described May–Thurner syndrome and the May perforating vein, advancing venous diagnostics.