J Korean Pediatr Soc.  1978 Nov;21(11):785-791.

A Clinical Study of Congenital Hypertrophic pyloric Stenosis in Infancy

• Chuen BK
• Kim HS
• Paik IK
• Kang CM

Abstract

A clinical observation was performed on 19 cases of congenital hypertrophic pyloric stenosis, admitted to the pediatric department of preshyterian medical cneter during the past 4 years and 7 months from January 1973 through July 1977, and the following results were obtained. 1. The incidence of congenital hypertrophic pyloric stenosis amont the total admitted patients was 0.34% with the increment of the patient in recent 2-3 years. 7 patients (36.7%) were first born baby and the male to female ratio was 5.3:1. The high incidence revealed in breast fed infant (63.1%). 2. The average age on admission was 40 days with little weight gaining on admission compared to the birth weight. 3. In the majority of the cases(80%), the disease onset started within 3 weeks of age. Projectile vomiting and dehydration were observed in all cases, and the epiagstric mass was palpated in only 4 cases (21.2%)/ 4. In 15 cases (79%) and 12 cases (62.9%), the hypochloremia and alkalosis were developed respectively. 5. Plane abdominal X-ray showed one bubble air shadow in 11 cases (57.8%) and the string sign was seen in 16 cases (84.2%) on barium meal study. Fredet-Ramstedt operation was performed for 15 cases immediately after the diagnosis. One case expired.

MeSH Terms

Alkalosis
Barium
Birth Weight
Breast
Dehydration
Diagnosis
Female
Humans
Incidence
Infant
Male
Meals
Pyloric Stenosis, Hypertrophic*
Vomiting
Weight Gain
Barium