Infantile hypertrophic pyloric stenosis: a review.

摘要: Infantile hypertrophic pyloric stenosis is a relatively common condition and there some recent evidence that the incidence increasing in this country. Gastric outlet obstruction caused by hypertrophy of smooth muscle clinical presentation with non-bilious vomiting starting at age 3-4 weeks. The diagnosis can usually be made palpation hypertrophied pylorus. Operation has now superseded medical treatment as choice but meticulous assessment correction fluid electrolyte imbalance essential preoperatively. operation pyloromyotomy described Ramstedt 1912 simple effective, attention to detail necessary if minimal morbidity zero mortality are achieved. Untreated, high but, after successful treatment, these babies healthy normal, so both worth while gratifying. aetiology obscure; polygenic pattern inheritance been shown predisposing factor, postnatal precipitating factors less defined. Early hopes hormone gastrin might prove key have not sustained more research, role other gastrointestinal hormones awaits clarification.