Bottle-feeding is associated with hypertrophic pyloric stenosis (HPS), according to a population-based case-control study. The effect is most pronounced in the children of older and multiparous women.

Background: Pyloric stenosis is the most common condition requiring surgery in the first months of life. Case reports have suggested familial aggregation. However, to what extent this is caused by ...

The stomach contains something called the pylorus, which connects the stomach to the duodenum. The duodenum is the first section of the small intestine. Together, the pylorus and duodenum play an ...