<prompt> A 6 week infant with ambiguous genitalia as shown below presents with an episode of dehydration shock requiring hospitalization. What is the electrolyte abnormality that you expect in this baby?HypokalemiaHyperkalemiaHypocalcemiaHypercalcemia  <response>: Ambiguous genitalia in an infant with dehydration shock, suggests the diagnosis of CAH due to 21 hydroxylase deficiency; There is aldosterone and coisol deficiency leading to hypotension, hypoglycaemia, hyponatremia and hyperkalemia. 