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0引吉先天性肥厚性幽门狭窄（CHPS）是新生儿及婴儿早期以呕吐为主诉的上消化道先天性畸形，X线钡餐和B型超声检查为主要确诊手段．1993－10以来，我们对4例临床诊断为CHPS患儿进行了纤维胃镜检查．结果报告如下．l对象和方法1．1对象CHPS患儿4（男3，女1）例，（18～46）日龄?
0 cited Ji congenital hypertrophic pyloric stenosis (CHPS) is the early neonatal and infant vomiting as the main complaint of upper gastrointestinal congenital malformations, X-ray barium meal and B-mode ultrasound as the main diagnostic tool. Since 1993-10, we have performed gastroscopy on 4 clinically diagnosed children with CHPS. The results are reported below. l objects and methods 1.1 objects CHPS children 4 (male 3, female 1) cases, (18 to 46) days of age?