The underlying antro-pyloric mass is split leaving the mucosal layer intact. The infant should be hospitalized for initial medical treatment and a surgical consultation sought at the time. Close follow up is required after discharge. Persistent emesis after surgery suggests incomplete pyloromyotomy, gastritis, hiatal hernia or another cause for obstruction. The prognosis is very good, with complete recovery and catch-up growth if detected in a timely fashion.
Surgery is curative with minimal mortality.
Overreliance on imaging tools, rather than the clinical presentation. For infants presenting with the classical picture, the diagnosis should be considered early. The infant may present with severe fluid and electrolyte imbalance and may succumb if the diagnosis is not considered for a prolonged period. Tetrahydrobiopterin in the treatment of infantile hypertrophic pyloric stenosis. Supraumbilical skin-fold incision for pyloromyotomy.