BACKGROUND Pseudoaneurysms are a known pathology commonly recognized after disruption of the vascular wall leads to the development of a hematoma. Although pseudoaneurysms are common, occurrence in the location of the superior rectal artery is exceedingly rare, has been documented in the literature only 7 times, and can be extremely dangerous. Patients can present with vague abdominal complaints, pain, gastrointestinal bleeding, and development of hematomas, and can progress to hemodynamic instability related to hypovolemia.
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