Murphy’s sign is elicited in patients with acute cholecystitis by asking the patient to take in and hold a deep breath while palpating the right subcostal area. John Benjamin Murphy (1903)
Leo George Rigler (1896-1979) was an American radiologist. Eponymously affiliated with Rigler sign; Rigler triad; Rigler notch sign; Hoffman-Rigler sign
Rovsing sign (1907): In acute appendicitis, palpation of the left lower quadrant may elicit pain in the right lower quadrant. Niels Rovsing and Emil S Perman (1904)