TY - CHAP M1 - Book, Section TI - Chapter 174. Pyloric Stenosis A1 - Chin, Wanda A. A2 - Atchabahian, Arthur A2 - Gupta, Ruchir PY - 2013 T2 - The Anesthesia Guide AB - Incidence 2–4:1,000 live birthsMale to female 4:1Usual age of presentation is 2 weeks to 2 monthsSymptoms:Persistent nonbilious “projectile” vomiting with feedsDehydration and electrolyte abnormalities:Hypokalemia, hypochloremia, metabolic alkalosisIf dehydration is severe, may see mixed metabolic acidosisIf patient is still alkalotic postoperatively, hypoxia can occur as the baby attempts to correct the alkalotic state by hypoventilating“Olive” palpable in hypogastric area on examNot often associated with other abnormalities SN - PB - The McGraw-Hill Companies CY - New York, NY Y2 - 2024/04/20 UR - accessanesthesiology.mhmedical.com/content.aspx?aid=57263254 ER -