Clinical features of pyloric stenosis in infants are all, EXCEPT:: (A) Abdominal lump, (B) Constipation, (C) Weight Loss, (D) Metabolic acidosis
Answer is D. Metabolic alkalosis, not acidosis is seen in hyperophic pyloric stenosis due to loss of hydrogen ions in repeated vomiting. Ref: Schwaz 9/e, Page 1426 ; Maingot's 10/e, Page 2067.