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Abstract: Introduction: Congenital disease, characterized by a thickening (hypertrophy) of the pyloric muscular layer, forming an obstacle in the way of the alimentary bolus between the stomach and duodenum. Methodology: The study was conducted over a period of 4 years March 2016 to March 2020 at the Pediatric surgery unit, Department of Surgery at the Abia State University Teaching Hospital Aba Nigeria. The study was conducted after approval from institutional ethical committee. The results were entered in a pre-formed proforma and analyzed in terms of demographic characteristics of the patients, common clinical features, complications, surgical treatment, post-operative complications and growth and development of these infants over prolonged follow up. The data was studied using SPSS and results presented in percentages and tables. Results: This study comprises of 30 infants 25 (83%) were males and 5 (17%) were females with an M: F ratio of 5: 1. most of the infants (66.7%) presented with non-bilious projectile vomiting in between 4-8 weeks of life, dehydration was found to be present in all the infants. Hyponatremia and hypernatremia were found in 10 (33.3%), 5 (16.7%) while hypokalemia was found in 10 (33.3%) patients. congenital hypertrophic pyloric stenosis ultrasonography which showed pyloric thickness of more than 4mm was found in 25 (83.3%) of the patients while pyloric length was found to be more than 16 mm in 28 (93.3%) patients. Feeding was started after surgery 72 hours in 25 (83.3%) while it was started in remaining 5 (16.7 %) patients after 72 hours. Complications were chest infection, vomiting and wound gaping which was seen in 10 (33.3%), 7 (23.3%) and 5 (16.7%) patients respectively. Conclusions: Congenital hypertrophic pyloric stenosis presents late in our environment and occurs mainly in term males No significant relationships between age, weight, duration of symptoms and pyloric tumor length and wall thickness were noted. |
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