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Kaplan Qbank USMLE



Author2 Posts
  #1

Female pseudohermaphrodoitism is most often due to deficiency of which enzyme in cortisol biosynthesis ?

1) 21 hydroxylase
2) 17 alpha hydroxylase
3) 20,22 desmolase
4) 18 hydroxylase
5) 3 beta hydroxy steroid dehydrogenase

  #2

ans: A, deficiency of 21beta hydroxylase







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