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Bowel obstruction, also known as intestinal obstruction, is a mechanical or functional obstruction of the intestines which prevents the normal movement of the products of digestion. [ 2 ][ 5 ] Either the small bowel or large bowel may be affected. [ 1 ] Signs and symptoms include abdominal pain, vomiting, bloating and not passing gas. [ 1 ]
platelet-activating factor. paroxysmal atrial fibrillation (meaning intermittent AF) PAH. pulmonary arterial hypertension. phenylalanine hydroxylase. PAI-1. plasminogen activator inhibitor-1. PAL. posterior axillary line.
Specialty. Gastroenterology. Gallstone ileus is a rare form of small bowel obstruction caused by an impaction of a gallstone within the lumen of the small intestine. Such a gallstone enters the bowel via a cholecysto - enteric fistula. The presence of large stones, >2.5 cm in diameter, within the gallbladder are thought to predispose to fistula ...
Ileus is a disruption of the normal propulsive ability of the intestine. It can be caused by lack of peristalsis or by mechanical obstruction. [1] The word 'ileus' derives from Ancient Greek εἰλεός (eileós) 'intestinal obstruction'. The term 'subileus' refers to a partial obstruction.
A small bowel obstruction is a partial or complete blockage of the small intestine, the longest section of the gastrointestinal tract, which breaks down food and absorbs nutrients before passing ...
Volvulus causes severe pain and progressive injury to the intestinal wall, with accumulation of gas and fluid in the portion of the bowel obstructed. [11] Ultimately, this can result in necrosis of the affected intestinal wall, acidosis, and death. This is known as a closed-loop obstruction because there exists an isolated ("closed") loop of bowel.
A piece of diseased ileum following removal by surgery. Short bowel syndrome (SBS, or simply short gut) is a rare malabsorption disorder caused by a lack of functional small intestine. [3] The primary symptom is diarrhea, which can result in dehydration, malnutrition, and weight loss. [1] Other symptoms may include bloating, heartburn, feeling ...
Obstructed defecation is one of the causes of chronic constipation. [21] ODS is a loose term, [19] consisting of a constellation of possible symptoms, [6] caused by multiple, complex [22] and poorly understood [23] disorders which may include both functional and organic disorders. [17] The topic of defecation disorders is very complicated, and ...