Pyloric stenosis is the most common cause of intestinal obstruction in infancy. Overall, it is fairly common, affecting about two to four per 1,000 newborns.

Pyloric stenosis is most likely to affect young babies. It’s found in 2 to 3 out of every 1,000 babies. It most often appears in the first 2 to 8 weeks of life, although it can occur in babies ...

June 16, 2010 — Pyloric stenosis in Danish children may be genetic, according to the results of a population-based cohort study reported in the June 16 issue of the Journal of the American ...

An ultrasound scan for pyloric stenosis demonstrated pyloric muscle length of 15 mm and thickness of 2 mm. A barium study showed delayed emptying of the contrast.