Decoding Abdominal X-Ray Signs
Learn how to read abdominal x rays
Rigler Sign
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Description
: Gas outlining both sides of the bowel wall.
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Diagnosis
: Pneumoperitoneum.
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Thumbprinting Sign
Description: Large bowel wall thickening.
Diagnosis: IBD, Colitis, Diverticulitis, or Typhlitis.
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Coffee Bean Sign
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Description
: Closed-loop of the sigmoid distends.
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Diagnosis
: Sigmoid Volvulus.
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Double Bubble Sign
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Description
: Dilatation of the stomach and duodenum.
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Diagnosis
: Duodenal Atresia.
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Apple Core Sign
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Description
: Annular constriction of the bowel.
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Diagnosis
: Colorectal Carcinoma.
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Lead Pipe Sign
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Description
: Loss of haustral marking in the colon.
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Diagnosis
: Ulcerative Colitis.
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Crescent Sig
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Description
: Free air under the diaphragms.
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Diagnosis
: Pneumoperitoneum.
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Staghorn Sign
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Description
: Renal calculi in a staghorn shape within the renal pelvis and calyces.
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Diagnosis
: Staghorn Calculi.
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String of Pearls Sign
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Description
: Row of small gas bubbles trapped between valvulae conniventes.
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Diagnosis
: Small Bowel Obstruction.
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Colon Cut Off Sign
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Description
: Proximal colon distension with abrupt termination at the splenic flexure.
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Diagnosis
: Acute Pancreatitis.
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