A 19-year-old woman presents with primary amenorrhea. Her physical examination is normal, and she has female sex characteristics and breast development. The only abnormality is the absence of body hair. Genetic testing reveals an XY chromosome pattern. Which of the following mechanisms is most likely to explain her phenotypic pattern and amenorrhea?
A 19-year-old woman presents with primary amenorrhea. Her physical examination is normal, and she has female sex characteristics and breast development. The only abnormality is the absence of body hair. Genetic testing reveals an XY chromosome pattern. Which of the following mechanisms is most likely to explain her phenotypic pattern and amenorrhea?
💡 Explanation
A 19-year-old woman presents with primary amenorrhea. Her physical examination is normal, and she has female sex characteristics and breast development. The only abnormality is the absence of body hair. Genetic testing reveals an XY chromosome pattern. Which of the following mechanisms is most likely to explain her phenotypic pattern and amenorrhea?
✓ Correct Answer: C. androgen receptor defect
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