pyloric stenosis

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pyloric stenosis

A condition in which the pylorus (valve from stomach to small intestine) is narrowed, obstructing the passage of food. It can be caused by thickening of the muscle at the pylorus (in infants especially), or by scarring or the presence of a tumor.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pyloric stenosis - narrowing of the pyloric sphincter that blocks the passage of food from the stomach into the duodenum
stenosis, stricture - abnormal narrowing of a bodily canal or passageway
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

py·lor·ic ste·no·sis

n. estenosis pilórica, estrechamiento del orificio pilórico.
English-Spanish Medical Dictionary © Farlex 2012
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References in periodicals archive ?
Among these patients, 4 patients [1-week-old boy (4), 13-day-old boy (5), 1-month-old girl (1), and 4-month-old girl (3)] were misdiagnosed as having hypertrophic pyloric stenosis. The presence of gastric duplication cyst was considered in differential diagnosis of a 5-year-old girl whose clinical and radiological findings were similar to our case (2).
Genetics referral was initially made at 1 year of age due to global developmental delay, nontypical dysmorphic facial features, and the history of hypertrophic pyloric stenosis. There was no history of hypotonia, feeding difficulties, or seizures.
Common causes being, congenital hypertrophic pyloric stenosis in infants and chronic cicatrized duodenal ulcers and antral carcinoma in adults, there are number of other rare causes.
Hypertrophic pyloric stenosis. J Diag Med Sonography.
ISLAMABAD -- Infants who were bottle fed were more likely to be at risk of developing hypertrophic pyloric stenosis (HPS), a form of stomach obstruction, than those who were breastfed, US researchers said.
(1997) The epidemiology of infantile hypertrophic pyloric stenosis. Paediatr Perinat Epidemiol 11(4): 407-27.
The frequency of hypertrophic pyloric stenosis is higher in turner's syndrome.8,9 The first and the most important step in patient workup of suspected hypertrophic pyloric stenosis is through physical examination and ultrasongraphy recommended which has sensitivity and specificity close to 100% and laparotomy is done to correct hypertorphic pyloric stenosis.10
Objective: To evaluate the role of ultrasound in the diagnosis of patients with suspected Infantile Hypertrophic Pyloric Stenosis (IHPS) who do not have a clinically palpable 'pyloric lump' or olive by taking surgery and follow-up as gold standard.
Hypertrophic pyloric stenosis is not a rare disorder in babies where, for unknown reasons, the muscular pyloric valve, which normally opens to empty the stomach of its contents allowing them to pass into the small intestine, is abnormally thick and long.
All 11 had been treated at children's hospital A with erythromycin and recovered; none developed hypertrophic pyloric stenosis, which has been reported as a complication of treatment of infants with erythromycin (2).
Absence or reduced numbers of Kit-ir ICC have been reported in an increasing number of conditions including infantile hypertrophic pyloric stenosis (17), Hirschsprung's disease (18).
Hypertrophic pyloric stenosis cannot be treated with medication but can be corrected surgically through a procedure that was first developed in 1912.

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