Rigler sign (bowel) | Radiology Reference Article - Radiopaedia.org
WEBJul 10, 2024 · The Rigler sign, also known as the double-wall sign, is a sign of pneumoperitoneum seen on an abdominal radiograph when gas is outlining both sides of the bowel wall, i.e. gas within the bowel's lumen and gas within the peritoneal cavity.
Rigler Sign - StatPearls - NCBI Bookshelf - National Center for ...
WEBSep 12, 2022 · The Rigler sign, or double-wall sign, is an indication of free air enclosed within the peritoneal cavity (pneumoperitoneum), imprinting a visible pattern on a plain radiographic image of the abdomen in the supine technique.
Rigler sign • LITFL • Medical Eponym Library
WEBMar 28, 2022 · 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. Rigler sign may be seen in up to 32% of patients with pneumoperitoneum demonstrated by supine abdominal radiographs.
Abdominal X-ray - Abnormalities - Rigler's sign - Radiology …
WEBRigler's sign. The multiple loops of dilated gas-filled bowel indicate small bowel obstruction. Rigler's sign is visible, and so obstruction has been complicated by perforation. When gas surrounds multiple loops of bowel there may be formation of sharp points or triangles (arrowheads).
Rigler's triad - Wikipedia
WEBRigler's triad is a combination of findings on an abdominal radiograph of people with gallstone ileus, a condition where a large gallstone causes bowel obstruction. Rigler's triad consists of: (1) small bowel obstruction, (2) a gallstone outside the gallbladder, and (3) air in the bile ducts. [1] .
Abdominal X-ray - Abnormal bowel gas pattern
WEBKey points. Bowel perforation is a surgical emergency. An ERECT chest X-ray should be requested if perforation is suspected. Be familiar with Rigler's sign. Free gas, or pneumoperitoneum, is gas or air trapped within the peritoneal …
Rigler sign | Abdominal Radiology - Springer
WEBApr 10, 2017 · Rigler sign, also known as bas-relief or double wall sign, is named after the American radiologist Leo George Rigler, who first described it in 1941 [1]. It denotes the presence of air along the luminal and peritoneal aspect of the bowel wall on supine abdominal radiographs (Fig. 1).
Rigler Sign - PubMed
WEBThe Rigler sign, or double-wall sign, is an indication of free air enclosed within the peritoneal cavity (pneumoperitoneum), imprinting a visible pattern on a plain radiographic image of the abdomen in the supine technique.
Rigler triad in gallstone ileus - PMC - National Center for ...
WEBOct 1, 2013 · The nonspecific clinical presentation tends to delay diagnosis and treatment. 1 The classic radiologic sign of gallstone ileus is the Rigler triad (also called Rigler sign): pneumobilia, intestinal obstruction and an ectopic gallstone. 2, 3 Plain
The Rigler Sign | Radiology - RSNA Publications Online
WEBSep 1, 2003 · Spontaneous pneumoperitoneum: a roentgenologic sign found in the supine position. Radiology 1941; 37:604-607.
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