Deep peritoneal lavage

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Patients with closed head injuries, altered consciousness, spinal cord injuries, equivocal abdominal findings, and negative needle paracentesis; not recommended for patients with direct trauma to chest or abdomen or back, previous abdominal procedures, presence of dilated bowel or late pregnancy


Drain the bladder and empty the stomach; advance trochar until it penetrates the peritoneum; lactated Ringer’s solution is infused and patients is turned to the side to mix the contents of the abdomen with the fluid; the fluid is then siphoned out of the peritoneal cavity and the fluid is evaluated - > 100,000 RBCs or 500 WBCs is positive

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