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The kidney bean sign (more commonly called the coffee bean sign; also bent inner tube sign) is a radiologic sign observed on abdominal radiographs that indicates the presence of a sigmoid volvulus, a form of bowel obstruction. It is seen as an area of hyperlucency resembling a coffee bean. [1]
After taking a thorough history, the diagnosis of colonic volvulus is usually easily included in the differential diagnosis. Abdominal plain x-rays are commonly confirmatory for a volvulus, especially if a coffee bean sign is seen. These refer to the shape of the air-filled closed loop of colon which forms the volvulus.
Blade of grass sign (also known as Flame sign) Blumensaat's line; Bohler's angle; Bone-within-a-bone appearance; Boomerang sign; Bow tie appearance; Bowl of grapes sign; Bowler hat sign; Brim sign; Bucket handle tear; Bulging fissure sign; Bunches of grapes sign (hepatic abscess) Bunch of grapes sign (botryoid rhabdomyosarcoma) Bunch of grapes ...
Sigmoid colon volvulus, also known as sigmoid volvulus, is volvulus affecting the sigmoid colon.It is a common cause of bowel obstruction [1] and constipation.It is common in Asia, India (7% of intestinal obstruction) and especially South India because of the high fibre diet.
The falciform ligament sign is a radiological sign observed on abdominal imaging in cases of pneumoperitoneum, where free intraperitoneal air outlines the falciform ligament. [1] This sign is considered a diagnostic indicator of free air within the abdominal cavity and is most commonly identified on computed tomography (CT) scans and less ...
In children, abdominal x-ray is indicated in the acute setting: Suspected bowel obstruction or gastrointestinal perforation; Abdominal x-ray will demonstrate most cases of bowel obstruction, by showing dilated bowel loops. [1] Foreign body in the alimentary tract; can be identified if it is radiodense. [1] Suspected abdominal mass [1]
Barium X-ray examinations are useful tools for the study of appearance and function of the parts of the gastrointestinal tract. They are used to diagnose and monitor esophageal reflux, dysphagia, hiatus hernia, strictures, diverticula, pyloric stenosis, gastritis, enteritis, volvulus, varices, ulcers, tumors, and gastrointestinal dysmotility, as well as to detect foreign bodies.
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.