Congenital Pyloric Stenosis

Narrowing of the opening from the stomach to the first part of the small intestine (the pylorus)

Clinical presentation

Symptoms

  • Projectile vomiting without the presence of bile (vomiting milk), most often occurs after the baby is fed
  • Keen to feed
  • The typical age that symptoms become obvious is two to twelve weeks old, most commonly 6 weeks

Signs

  • Signs of dehydration
  • Peristalsis across the abdomen
  • May feel abdomen mass

Investigations

  • US scan upper abdomen

Management

  • Surgery - pyloromyotomy (open or lap)