Surgical incision of the PYLORUS used to treat pyloric stenoses (e.g. INFANTILE HYPERTROPHIC PYLORIC STENOSIS).

Synonyms: Pyloromyotomies, Gastric Peroral Endoscopic Pyloromyotomy, Fredet Ramstedt Operation, POEM Procedure, POEM Procedures, Ramstedt Operation, G-POEM, Gastric Per oral Endoscopic Pyloromyotomy, Fredet-Ramstedt Operation, Gastric Per-oral Endoscopic Pyloromyotomy, Pyloromyotomy