pseudoobstruction

pseudoobstruction

(sū'dō-ob-strŭk'shŭn),
Bowel dysmotility that causes distention.

pseudoobstruction

Ogilvie syndrome, non-toxic megacolon, acute colonic pseudoobstruction Gastroenterology Massive colonic dilation without mechanical obstruction, possibly due to a sympathetic nervous system defect, resulting in chronic peristaltic paralysis, affecting the cecum, right colon, distal small intestine, less commonly, the esophagus and stomach, resulting in nonabsorption of essential nutrients Clinical Initially painless abdominal distension with nausea, pain relieved by vomiting and diarrhea and intermittent Sx extending over yrs; the condition may be congenital–eg, hereditary hollow viscus myopathy, acquired–DM, hypothyroidism, collagen vascular diseases, myotonic dystrophy, parkinsonism, multiple sclerosis, amyloidosis, trauma, surgery, inflammation–pancreatitis, infections, radiation therapy, malignancy, cardiovascular–MI, neurologic, respiratory–pneumonia, metabolic–alcoholism, hypokalemia and other electrolyte imbalance, uremia, muscular dystrophy, familial dysautonomia–Riley-Day syndrome, porphyria, dysproteinemia, drug-related–phenothiazines, TCAs, ganglion blockers, clonidine, narcotics, anticholinergics Management Decompress intestine, correct electrolyte imbalance, cecostomy, or combined transplantation of portions of the small and large intestine and liver. See Paralytic ileus.
References in periodicals archive ?
Abnormal distribution of intestinal pacemaker (C-KIT-positive) cells in an infant with chronic idiopathic intestinal pseudoobstruction.
Intestinal pseudoobstruction in a neonate caused by idiopathic muscular hypertrophy of the entire small intestine.
Daisy has incurable chronic intestinal pseudoobstruction (Cip), a mystery blockage which means that she has to be fed through a tube near her heart.
Gastrointestinal complications include severe colonic ileus, colonic pseudoobstruction, necrotizing enterocolitis and liver abscess.
On plain abdominal radiograph the patient may also have dilated small intestine with air-fluid levels mimicking an intestinal obstruction or ischaemia or pseudoobstruction (28).
This is a drug that can be used very effectively to keep your patients with frequent pseudoobstruction out of the hospital.
Systemic lupus erythematosus and chronic intestinal pseudoobstruction.
Octreotide treatment of chronic intestinal pseudoobstruction secondary to connective tissue diseases.
Intestinal pseudoobstruction may present as abdominal distention, pain, nausea, or vomiting
A normal gastrointestinal motility excludes chronic intestinal pseudoobstruction in children.
Nonneurological systemic manifestations include cardiac conduction defects, cardiomyopathy, diabetes mellitus, hypoparathyroidism, cataracts, lactic acidosis, intestinal pseudoobstruction, and pancreatic dysfunction [3].
27-30) Krishmanurthy et al (26) suggested that this abnormality was definitive of a single disorder, probably congenital, and distinct from chronic idiopathic intestinal pseudoobstruction.