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Megacolon is an abnormal dilation of the colon (also called the large intestine). [1] [2] This leads to hypertrophy of the colon. [2]The dilation is often accompanied by a paralysis of the peristaltic movements of the bowel.
Toxic megacolon in a patient with ulcerative colitis: The patient subsequently underwent a colectomy. A pathological specimen showing toxic megacolon. The pathological process involves inflammation and damage to the colonic wall with unknown toxins breaking down the protective mucosal barrier and exposing the muscularis propria. [4]
Overall, imaging tests, such as x-ray or CT scan, may be helpful in assessing for complications of ulcerative colitis, such as perforation or toxic megacolon. Bowel ultrasound (US) is a cost-effective, well-tolerated, non-invasive and readily available tool for the management of patients with inflammatory bowel disease (IBD), including UC, in ...
Medicare will only cover a virtual colonoscopy in rare circumstances when traditional colonoscopy is incomplete due to the inability to pass the colonoscope through the body.. This may be due to ...
Surgery with resection of the colon is necessary in some instances, [10] particularly if severe complications occur, such as perforation [1] or toxic megacolon. Fecal calprotectin, a stool test and marker of inflammation, may be used to follow improvement in colitis.
Here are some of the mot common bug, insect and spider bites you might be dealing with — and insect bite pictures to help you figure out which bug is responsible. Tick bites Bull's eye rash (TODAY)
Ogilvie syndrome, or acute colonic pseudo-obstruction is the acute dilatation of the colon in the absence of any mechanical obstruction in severely ill patients. [1]Acute colonic pseudo-obstruction is characterized by massive dilatation of the cecum (diameter > 10 cm) and right colon on abdominal X-ray.
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