Congenital malformations of the stomach
Clinical signs
- Atresia, aplasia of the pylorus and antrum
- less frequent is atresia associated with epidermolysis bullosa
- prenatally is polyhydramnion
- Congenital hypertrophic pylorostenosis
- incidence 1 : 150 in born boys, in girls less frequent
- circular muscle of the pylorus is hypertrophic,
the stomach is dilated, on the cut the pylorus
looks like cartilage
- manifests postnatally by explosive arch vomiting
in the 2nd week up to the 2nd month of life
- surgical correction — pyloromyotomia
