Background: Massive retroperitoneal and pelvic hematoma leading to hemorrhagic shock following stapled hemorrhoidectomy is rare. To the best of our knowledge at time this publication, there are no reported cases postoperative or without intraluminal bleeding after hemorrhoidopexy. We describe such a case in patient with grade III internal hemorrhoid who was treated colonoscopy hemorrhoidectomy....

A 58-year-old cirrhotic man presented with painless severe hematochezia. Physical examination revealed pallor, pitting pedal edema, and palpable hepatosplenomegaly. Sigmoidoscopy after resuscitation revealed a tortuous, bluish structure protruding into the lumen, suggestive of a large sigmoid colon varix with stigmata of recent hemorrhage and white nipple sign (Figure 1). Undiluted N-butyl-2-cy...

One hundred and fifteen patients attending a gastroenterology clinic were investigated by flexible sigmoidoscopy as outpatients. There were asked to fast before the examination and give a high-volume enema and sedated before the examination. A standard long colonoscope was used rather than the 60-cm sigmoidoscope, which limits the distance that can be examined and forces the operator to work ve...

www.thelancet.com Published online February 21, 2017 http://dx.doi.org/10.1016/S0140-6736(17)30542-1 1 Worldwide, colorectal cancer is the third most common incident cancer and the fourth leading cause of cancer death, with 1·4 million new cases and 700 000 deaths estimated in 2012—most of these from the developed world. Over the past three decades, several methods to screen for colorectal canc...