In managing discomfort in a child with pyloric stenosis, which intervention is most appropriate?

In managing discomfort in a child with pyloric stenosis, performing a pylorotomy is the most appropriate intervention. Pyloric stenosis is a condition in which the pylorus, the opening between the stomach and the small intestine, becomes narrowed, leading to gastric outlet obstruction and significant discomfort for the child.

A pylorotomy is a surgical procedure that involves cutting the pylorus to relieve the obstruction, allowing food to pass more freely from the stomach into the intestine. This procedure directly addresses the underlying issue causing the discomfort and is the definitive treatment to alleviate symptoms such as vomiting, dehydration, and abdominal pain that results from this condition.

While administering aspirin and ensuring a high-fat diet are not suitable interventions in this context, providing warm compresses may have some merit in symptom management but does not treat the underlying cause. Therefore, performing a pylorotomy is key in effectively resolving the discomfort stemming from pyloric stenosis.