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Endocrinology: Clinical Vignettes MCQs

Waraq Clinical Review: Endocrinology · USMLE - Step II · 12 practice questions

1. Hyponatraemia, hyperkalaemia and skin pigmentation suggest:

  1. AAddison disease
  2. BCushing syndrome
  3. CPhaeochromocytoma
  4. DConn syndrome
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A. Addison disease It is adrenal insufficiency.

2. Which investigation confirms acromegaly?

  1. ACortisol
  2. BTSH
  3. CSerum prolactin
  4. DFailure of growth hormone to suppress during a glucose tolerance test
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D. Failure of growth hormone to suppress during a glucose tolerance test IGF-1 is also raised.

3. The commonest cause of hypothyroidism in iodine-sufficient areas is:

  1. AGraves disease
  2. BHashimoto thyroiditis
  3. CThyroid cancer
  4. DIodine excess
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B. Hashimoto thyroiditis Anti-TPO antibodies are found.

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