RT Book, Section A1 Levi, Benjamin A1 Mychaliska, George B. A2 Minter, Rebecca M. A2 Doherty, Gerard M. SR Print(0) ID 6563757 T1 Chapter 46. Operative Management of Pyloric Stenosis: Pyloromyotomy T2 Current Procedures: Surgery YR 2010 FD 2010 PB The McGraw-Hill Companies PP New York, NY SN 978-0-07-145316-5 LK accesssurgery.mhmedical.com/content.aspx?aid=6563757 RD 2024/04/19 AB Projectile nonbilious emesis in an infant.Palpable "olive" on physical examination."String sign" on an upper gastrointestinal series.Pyloric muscle wall thickness ≥ 4 mm and pyloric channel length ≥ 16 mm on ultrasound examination.