Per-oral endoscopic myotomy (POEM): mid-term efficacy and safety.
Jan MartinekHana SvecovaZuzana VackovaRadek DolezelOndrej NgoJana KrajciovaEva KieslichovaRadim JanousekAlexander PazdroTomas HarustiakLucie ZdrhovaPavla LoudovaPetr StirandJulius SpicakPublished in: Surgical endoscopy (2017)
POEM resulted in greater than 90% treatment success at 12 months which tends to decrease to 84% after 2 years. More than one-third of the patients had mild reflux symptoms and/or mild esophagitis.