Anurse is caring for an infant with hypertrophic pyloric stenosis. a pyloromyotomy is scheduled. which pathophysiologic modification must be addressed before this surgery can be performed safely?

Fluid and electrolyte imbalances must be corrected.

Surgical repair of hypertrophic pyloric stenosis is common in children and it's not a complicated procedure. However, properly preparation is vital. The risks of surgery are increased if dehydration and metabolic alkalosis due to prolonged vomiting are occurring( causing electrolyte imbalances).