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NBME 16 Answers

nbme16/Block 1/Question#35 (reveal difficulty score)
A 29-year-old woman comes to the physician ...
Follicular atrophy ๐Ÿ” / ๐Ÿ“บ / ๐ŸŒณ / ๐Ÿ“–
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submitted by jp1003(12)
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pt has been getting exogenous thyroxine from friend--> will cause follicular atrophy because negative feedback will decrease the amount of endogenous production of thyroid hormone from gland= atrophy bc of decreased function.

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meryen13  yes true, but the negative feedback is due to decreased TRH because of high T3,T4. +
fatboyslim  @meryem13, in addition, free T3/T4 will cause decreased sensitivity of the anterior pituitary to TRH (FA 2020 p331) +



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