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  • mesenteric
  • The superior mesenteric artery (see SMA embolus ), with its acute angled takeoff is particularly vulnerable and dangerous because of the large vascular territory it supplies. (vesalius.com)
  • Primary mesenteric vein thromboses may also cause ischemic acute abdomen, usually precipitated by hypercoagulable states such as polycythemia vera. (wikipedia.org)
  • kidney
  • Sequestration of fluid and electrolytes, as revealed by decreased central venous pressure, may cause electrolyte disturbances, as well as significant hypovolemia, possibly leading to shock and acute kidney failure. (wikipedia.org)
  • bowel
  • An abdominal exam showed a flat, slightly hard abdomen with normal bowel sounds. (hindawi.com)
  • Patients with acute epiploic appendagitis do not normally report a change in bowel habits, while a small number may have constipation or diarrhea. (wikipedia.org)
  • Spleen
  • I witnessed signs of beating on the left side of her abdomen right below her ribs, and guess that it should have been a severe injury to the spleen. (wikipedia.org)
  • appendix
  • The psoas sign, also known as Cope's psoas test or Obraztsova's sign, is a medical sign that indicates irritation to the iliopsoas group of hip flexors in the abdomen, and consequently indicates that the inflamed appendix is retrocaecal in orientation (as the iliopsoas muscle is retroperitoneal). (wikipedia.org)
  • usually
  • Acute abdomen of the ischemic variety is usually due to: A thromboembolism from the left side of the heart, such as may be generated during atrial fibrillation, occluding the SMA. (wikipedia.org)
  • physician
  • After cleaning the side of the abdomen with an antiseptic solution, the physician numbs a small area of skin and inserts a large-bore needle with a plastic sheath 2 to 5 cm (1 to 2 in) in length to reach the peritoneal (ascitic) fluid. (wikipedia.org)