What is the string sign?
The gastrointestinal string sign (also known as the string sign of Kantor) refers to the string-like appearance of a contrast-filled bowel loop caused by its severe narrowing.
What is lead pipe sign?
Lead pipe sign—abdominal X-ray showing a large burden of stool throughout the colon to the descending colon where there is an ahaustral segment (arrows). Inflammation related to IBD leads to mucosal sloughing and scarring, which results in the loss of the colonic haustra.
What does Ahaustral mean?
Ahaustral. Lacking haustra, smooth; describing the appearance of the colon on radiographs of a barium enema in ulcerative colitis.
What is fulminant UC?
Fulminant colitis is a somewhat rare but serious form of ulcerative colitis (UC). UC causes inflammation and sores in the lining of the colon. It doesn’t happen to most people who have UC. Less than 10% of people with it get fulminant colitis, usually during their first attack of symptoms.
What is lead pipe colon?
The lead pipe appearance of colon is the classical barium enema finding in chronic ulcerative colitis, and is also seen with other modalities such as CT, MRI or a plain radiograph. There is a complete loss of the haustral markings in the diseased segment of the colon, appearing smooth-walled and cylindrical.
What is a lead pipe colon?
What is Ahaustral colon?
The haustra (singular haustrum) of the colon are the small pouches caused by sacculation (sac formation), which give the colon its segmented appearance.
What is the teniae coli?
Teniae coli are three approximately 8-mm-wide longitudinal smooth muscle bands in the colon wall. 9. They are parallel, equally distributed, and form a triple helix structure from the appendix to the sigmoid colon.
What does’thumb-printing’indicate in a barium enema?
‘Thumb-printing’ is a radiologic sign indicating bowel-wall thickening due to edema that is often a finding in patients with mesenteric ischemia. This single-contrast barium enema study shows thumb-printing involving the large bowel (arrow heads). Pneumatosis intestinalis…
What does thumb print on bowel wall indicate?
‘Thumb-printing’ is a radiologic sign indicating bowel-wall thickening due to edema that is often a finding in patients with mesenteric ischemia. This single-contrast barium enema study shows thumb-printing involving the large bowel (arrow heads).
What does a positive barium enema test mean?
A barium enema exam is considered positive if the radiologist detects abnormalities in the colon. Depending on the findings, you may need additional testing — such as a colonoscopy — so that any abnormalities can be examined more thoroughly, biopsied or removed.
What does thumb-printing indicate in the workup of mesenteric ischemia?
‘Thumb-printing’ is a radiologic sign indicating bowel-wall thickening due to edema that is often a finding in patients with mesenteric ischemia.
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