NBME 23 Pituitary gland (NBME Answers)

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Retired NBME 23 Answers

nbme23/Block 3/Question#16 (reveal difficulty score)
A 40-year-old woman comes to the physician ...
Pituitary gland 🔍 / 📺 / 🌳 / 📖
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submitted by ∗sympathetikey(1600)

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Dexamethosone suppresses ACTH = Pituitary Adenoma Dexamethosone fails to suppress ACTH = Ectopic ATCH (ex - Small Cell Lung Cancer)

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sympathetikey *ACTH +

meningitis If im not mistaken, Dexamethosone also fails to suppress ACTH = Adrenal Gland Adenoma +1

therealloureed I think an adrenal gland tumor would have low/undetectable ACTH? aka no dex suppression +16

bigjimbo Low ACTH = adrenal adenoma High ACTH, suppressible = Pituatary adenoma High ACTH, non-suppressible = SCLC +15

rozeng I thought the it's a SCLC because it took SEVERAL DAYS :S +

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submitted by ∗blue4415(4)

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would it be possible in hypothalamus？ which increase CRH，although it's never mention in any Qbanks or FA in Dexamethosone suppresses test； just curious

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