#june2020mccqe1
A 52-year-old man presents to the primary care clinic for the first time. He states that he has been in good health throughout his life and takes no medications. He was once athletic but has noted a dramatic decrease in his muscle strength and exercise tolerance over the past year. On examination the patient is moderately hypertensive, with a tanned, round, plethoric face; large supraclavicular fat pads; and significant truncal obesity. He has no focal cardiovascular, pulmonary, or neurologic findings. His fasting blood sugar is 200 mg/dL. Which of the following is the most common etiology of this condition?
(A) ACTH-secreting pituitary adenoma
(B) Adrenal tumor
(C) Ectopic ACTH-secreting tumor
(D) Primary adrenal hyperplasia
(E) Small cell lung cancer
A 52-year-old man presents to the primary care clinic for the first time. He states that he has been in good health throughout his life and takes no medications. He was once athletic but has noted a dramatic decrease in his muscle strength and exercise tolerance over the past year. On examination the patient is moderately hypertensive, with a tanned, round, plethoric face; large supraclavicular fat pads; and significant truncal obesity. He has no focal cardiovascular, pulmonary, or neurologic findings. His fasting blood sugar is 200 mg/dL. Which of the following is the most common etiology of this condition?
(A) ACTH-secreting pituitary adenoma
(B) Adrenal tumor
(C) Ectopic ACTH-secreting tumor
(D) Primary adrenal hyperplasia
(E) Small cell lung cancer
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