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USMLE · Question #582

A 15-year-old female is brought to the physician by her mother because she is concerned that she has not started menstruating. Physical examination reveals the patient's vagina is very shallow without

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Normal Structure and Function

Question

A 15-year-old female is brought to the physician by her mother because she is concerned that she has not started menstruating. Physical examination reveals the patient's vagina is very shallow without a palpable uterus. There are also palpable masses in the labia majora. Karyotype analysis reveals a 46, XY genotype. Which of the following was most likely present during the early fetal life of this patient?

Options

  • AA uterus
  • BAn oviduct
  • CDecreased androgen levels
  • DMullerian inhibiting factor
  • EStreak ovaries

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Topics

#androgen insensitivity syndrome#Mullerian inhibiting factor#sexual differentiation#46 XY female phenotype
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