volvulus


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volvulus

 [vol´vu-lus] (L.)
torsion of a loop of intestine, causing obstruction with or without strangulation.
Volvulus. From Chabner, 1996.

vol·vu·lus

(vol'vyū-lŭs),
A twisting of the intestine or other structure such as in gastric volvulus causing obstruction; if left untreated may result in vascular compromise of the involved intestine or organ.
[L. volvo, to roll, L. volvaire,, to twist around]

volvulus

(vŏl′vyə-ləs, vôl′-)
n.
Abnormal twisting of the intestine causing obstruction.

volvulus

Pediatric surgery A condition characterized by torsion of the large intestine, resulting in obstruction and variable loss of blood supply; malrotation of the intestine during fetal development may predispose infants to volvulus, often early in life Clinical Abrupt onset of bowel obstruction Sx–eg, N&V, bloody stools, abdominal pain, constipation, shock Management Surgical fixation. See Childhood volvulus, Malrotation.

vol·vu·lus

(vol'vyū-lŭs)
A twisting of the intestine that causes obstruction; if left untreated, may result in vascular compromise of the involved intestine.
[L. volvo, to roll, L. volvere,, to twist around]

volvulus

Twisting of a loop of intestine. Volvulus causes obstruction to the flow of contents and threatens occlusion of the supplying blood vessels. This will inevitably lead to GANGRENE of the affected segment of bowel unless quickly relieved by surgery. This may involve removing the affected loop of bowel and joining up the free ends.

Volvulus

A twisting of the intestine that causes an obstruction.
References in periodicals archive ?
The most important complication of malrotation is midgut volvulus, which can result in intestinal necrosis.
Factors affecting bowel gangrene development in patients with sigmoid volvulus. Ann Saudi Med.
(5) reported that they initially considered diverticulitis in a patient with signs of acute abdomen due to malrotation; the authors later diagnosed midgut volvulus and a left-sided appendicitis upon the intensification of patient's symptoms, but they could not avoid a delay in diagnosis and management.
Colonic volvulus is a condition requiring urgent surgery in which a segment of the colon causing obstruction and ischemic necrosis of the intestine folds around its own mesentery.
Xyleborus volvulus is a polyphagous beetle that can carry Raffaelea lauricola, a phytopathogenic fungus that causes laurel wilt disease.
Small bowel obstructions (73.68%) are caused frequently by adhesions, or hernias; whereas large bowel obstructions (24.21%) are caused commonly be carcinomas, volvulus or diverticulitis.
It can also result from ischemic necrosis secondary to volvulus. Ascaria lack teeth and stay in the intestinal lumen.
We have presented three cases of volvulus in two children aged 10 years and 4 years and in one 10-month-old neonate.
Malposition of the intestine malposition malrotation volvulus "midgut volvulus".
On univariate analysis, SSBO was significantly associated with body temperature [greater than or equal to] 38.0[degrees]C, peritoneal irritation sign, WBC (x10^9/L) > 10.0, and CT: thick-walled small bowel [greater than or equal to]3 mm, small bowel air fluid level, ascites, and volvulus.
Due to persistent evidence of gastric outlet obstruction, an upper gastrointestinal study was performed which suggested gastric volvulus. The patient proceeded to gastropexy via open gastrostomy tube placement.
Her past medical history was significant for hypothyroidism, a microcytic anemia, and sigmoid volvulus in her previous pregnancy two years prior requiring endoscopic reduction at 26 weeks' gestation.