Dog ear sign (abdomen)

Changed by Hamish Smith, 18 Jan 2019

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Dog ear sign (Abdomen(abdomen)
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The dog ear sign represents the presence of fluid or blood in the pelvic peritoneal recess in a supine abdominal radiograph. The appearance of the sign comes from a convex soft-tissue opacitydensity representing fluid or blood in the lateral pelvic peritoneal recess separated from the bladder by a thin hyperlucent strip of extraperitoneal fat which is reminiscent of dog ears.

  • -<p>The dog ear sign represents fluid or blood in pelvic peritoneal recess in supine abdominal radiograph. The convex soft-tissue opacity representing fluid or blood in the lateral pelvic peritoneal recess separated from the bladder by a thin hyperlucent strip of extraperitoneal fat is reminiscent of dog ears.</p>
  • +<p>The<strong> dog ear sign</strong> represents the presence of fluid or blood in the pelvic peritoneal recess in a supine abdominal radiograph. The appearance of the sign comes from a convex soft-tissue density representing fluid or blood in the lateral pelvic peritoneal recess separated from the bladder by a thin hyperlucent strip of extraperitoneal fat which is reminiscent of dog ears.</p>

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Dog ear sign (Abdomen)
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