Endoscopic management of massive rectal bleeding from a Dieulafoy's lesion: Case report.

Background: Rectal Dieulafoy's lesions (DLs) are very rare; however, they can be life threatening when presented with massive hemorrhage.

Case Summary: A 44-year-old female with medical history of chronic renal failure who was on renal replacement therapy presented with lower gastrointestinal hemorrhage. Physical examination revealed signs of hypovolemic shock and massive rectal bleeding.