Question

A 35-year-old man presents with episodic weakness, headaches, and sweating. His blood pressure fluctuates significantly. Which initial investigation is most appropriate?

Accepted Answer

Plasma/urinary metanephrines

Answer

Serum cortisol levels

Answer

Overnight dexamethasone suppression test

Answer

MRI of the adrenals

Answer

Thyroid function tests

Practice question

A 35-year-old man presents with episodic weakness, headaches, and sweating. His blood pressure fluctuates significantly. Which initial investigation is most appropriate?