Etymed

myotomy

my/o -tomy

Definition

surgical incision of a muscle

Clinical context

A 35-year-old patient presents with severe esophageal dysphagia and regurgitation of undigested food. Endoscopic examination reveals a narrowed esophageal segment with increased muscle tone. The patient undergoes a surgical procedure involving incision of the thickened esophageal muscle layer to relieve the obstruction. The postoperative course is uneventful with resolution of symptoms.

Mnemonic

MYOTOMY = MYO (muscle) + Tomy (incision) - think of 'cutting the muscle' to treat muscle spasms or obstructions

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