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Common pediatric surgery problems.pdf

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Pyloric Stenosis<br />

1 in 600 births, male: female ratio 4:1, 3-12<br />

weeks<br />

Gastric outlet obstruction due to hypertrophy of<br />

pyloric muscle<br />

Progressive, projectile non-bilious vomiting<br />

Hypochloremic, hypokalemic metabolic alkalosis<br />

renal compensation for hypovolvemia<br />

Ultrasound is diagnostic procedure of choice<br />

thickness > 5 mm, channel length > 15 mm<br />

Repair via Fredet-Ramstedt pyloromyotomy

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