Pyloric Stenosis (Pediatric)

What is pyloric stenosis?

Pyloric stenosis affects infants and is named for the pylorus muscle, a valve between the stomach and small intestine. The pylorus holds food in the stomach until it’s ready for the next step of digestion in the small intestine. Pyloric stenosis occurs when the pyloric muscle  thickens and blocks the passage of food into the small intestine.

What causes pyloric stenosis?

An infant’s environment and genetics may factor into developing pyloric stenosis though exact causes of this condition are unknown. 

What are the symptoms of pyloric stenosis?

  • Severe projectile vomiting after feedings 
  • Constipation
  • Dehydration
  • Lack of energy
  • Weight loss

How is pyloric stenosis diagnosed?

  • Physical exam of the abdomen 
  • Ultrasound is the main diagnostic study

What is the treatment for pyloric stenosis?

Pyloromyotomy, also known as Ramstedt’s procedure, is the surgical treatment for pyloric stenosis. Our surgeons do this procedure using laparoscopic techniques.