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Krebs ED, Zhang AY, Hassinger TE, Suraju MO, Berry PS, Hoang SC, Hedrick TL, Friel CM. Preoperative bleeding requiring transfusion: An under-reported indication for hemorrhoidectomy. American journal of surgery. 2020 Dec;220(220). 428-431.
Abstract
Though hemorrhoids commonly cause minor gastrointestinal bleeding, major hemorrhage requiring blood transfusion is believed to be rare. We sought to identify the prevalence and risk factors for preoperative transfusion in surgical hemorrhoidectomy patients.