Case challenge · Surgical approach decision / Pediatric surgery · teaching

Congenital Hypertrophic Pyloric Stenosis · Correct First, then Pyloromyotomy · case challenge

Given a case, work through the care pathway step by step; the tool checks each choice and scores you. Decisions and basis are taken from this site's reviewed care pathways.

← View the full flowchartBased on Pediatric surgery

Case #1Surgical approach decision / Pediatric surgery

📋 Case data

Diagnosis (US) + electrolyte statusUS positive + hypochloremic hypokalemic metabolic alkalosis (correct first)

Data is taken from this pathway's reviewed node text. Work through the pathway step by step.

Step 1 / 1 · Diagnosis (US) + electrolyte status

Does US meet criteria? Hypochloremic hypokalemic alkalosis?

💡 US criteria: pyloric muscle ≥3–4 mm thick, canal ≥15–17 mm long (diameter ≥10–14 mm). Presentation: age 2–8 weeks, projectile non-bilious vomiting.

For teaching. Decisions and their basis are taken from this site's reviewed care pathways; for licensed clinicians/trainees, this does not replace clinical judgment or local protocols.