Aaron sign
Aaron sign is referred pain induced by continuous firm pressure over McBurney point, described by Charles D. Aaron in 1913 for chronic appendicitis.
Category Medical Specialty
Rovsing sign
Rovsing sign: original 1907 technique, Perman's earlier 1904 sign, history, mechanism, diagnostic accuracy and evolution of the appendicitis sign.
Walter Bastedo
Walter Arthur Bastedo (1873–1952), American physician, pharmacologist and gastroenterologist who described Bastedo sign for chronic appendicitis.
Charles Aaron
Charles Dettie Aaron (1866–1951) was an American gastroenterologist, author and educator who described the eponymous Aaron sign for chronic appendicitis.
Fritz de Quervain
Fritz de Quervain (1868 – 1940) was an Swiss surgeon. He described the chronic tendonitis that bears his name (De Quervain disease)
Emil Perman
Emil Samuel Perman (1856 - 1946) was a Swedish general surgeon. Eponymsously associated with the Perman-Rovsing sign
George Phalen
George Phalen (1911–1998), American hand surgeon known for the Phalen test and his defining work on carpal tunnel syndrome.
Paul Hoffmann
Paul Hoffmann (1884-1962), German neurophysiologist. Hoffmann-Tinel sign to assess nerve regeneration and Hoffmann reflex
Jules Tinel
Jules Tinel (1879–1952), French neurologist remembered for Tinel sign, nerve regeneration research and early work on phaeochromocytoma.
William Bainbridge
William Seaman Bainbridge (1870-1947), American surgeon, cancer educator, naval physician and early advocate of spinal analgesia in children.
John Durkan
John A. Durkan, American orthopaedic surgeon linked with the Durkan test and CTS gauge for diagnosing carpal tunnel syndrome.
CT Case 103
A 35 year old male presents with recurrent episodes of spontaneous bleeding from his right ear. What does the CT angiogram show?