AIIMS November 2011 – MCQ 29
Which among the following is not a ultrasound feature of Congenital Hypertrophic Pyloric Stenosis?
A. 95% sensitivity by ultrasound
B. Thickness of pylorus > 4mm
C. Canal length > 16mm
D. High gastric residue
Please contribute to the discussion by posting the answer with references and pointing out the errors in the question!