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Category Gastroenterology
Thomas sign AM Thomas Ogilvie 1955

Thomas sign

Thomas's sign: Silver, aluminium or metallic coloured stools. Caused by the combination of cholestatic (acholic) pale stools secondary to CBD obstruction and the black-tar colour malaena.
Ivor Lewis (1895–1982)

Ivor Lewis

Ivor Lewis (1895–1982) was a Welsh surgeon. Eponymously remembered for 1946 description of Ivor Lewis Oesophagectomy