pyloromyotomy

pyloromyotomy
Longitudinal incision through the anterior wall of the pyloric canal to the level of the submucosa, to treat hypertrophic pyloric stenosis. SYN: Fredet-Ramstedt operation, Ramstedt operation. [pyloro- + G. mys, muscle, + tome, incision]

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py·lo·ro·my·ot·o·my -mī-'ät-ə-mē n, pl -mies surgical incision of the muscle fibers of the pyloric sphincter for relief of stenosis caused by muscular hypertrophy

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n.
a surgical operation in which the muscle around the outlet of the stomach (pylorus) is divided down to the lining (mucosa) in order to relieve congenital pyloric stenosis.

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py·lo·ro·my·ot·o·my (pi-lor″o-mi-otґə-me) a type of pyloroplasty done for congenital pyloric stenosis, consisting of longitudinally incising thickened serosa and muscularis down to the mucosa. Called also Ramstedt or Fredet-Ramstedt operation.

Medical dictionary. 2011.

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