Which among the following is not a ultrasound feature of Congenital Hypertrophic Pyloric Stenosis?
Correct Answer: High gastric residue
Description: Ultrasound is the investigation of choice. It can diagnose BPS accurately in 95% of patients.
Criteria for ultrasound diagnosis of HPS:
channel length of > 16mm
pyloric thickness of > 4mm
"The diagnosis of pyloric stenosis usually can be made on physical examination by palpation of the typical "olive" in the right upper quadrant and the presence of visible gastric waves on the abdomen. When the olive cannot be palpated, ultrasonography can diagnose the condition accurately in 95% of patients. Criteria for ultrasonographic diagnosis include a channel length of >16 mm and pyloric thickness of >4 mm."- Schwartz
Category:
Surgery
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