Leo Rigler
Leo George Rigler (1896-1979) was an American radiologist. Eponymously affiliated with Rigler sign; Rigler triad; Rigler notch sign; Hoffman-Rigler sign
Tag Rigler sign
Rigler sign
Radiographic sign of pneumoperitoneum. Air in the peritoneum and air within the intraluminal spaces outline the luminal and serosal surfaces of the bowel wall.