Adrenal Disorders USMLE Step 1 Practice Question
A 34-year-old woman presents with recurrent episodes of pounding headache, diaphoresis, and palpitations lasting 20-30 minutes. During an acute episode, vital signs show BP 210/120 mmHg, HR 118/min, RR 22/min, and temp 37.2°C. Between episodes she feels completely well with normal BP readings. Serum electrolytes and renal function are normal. Chest pain is notably absent. She takes no medications. Which of the following is the most likely diagnosis?
Answer choices
- APrimary hyperaldosteronism
- BHyperthyroidism
- CPanic disorder
- DPheochromocytomaCorrect answer
- ECushing disease
- FRenovascular hypertension
See the full explanation
Get the correct-answer rationale, why each distractor is wrong, the underlying mechanism, and high-yield associations — plus adaptive practice that targets your weak areas — with a free MedBoardPRO account.