Question

A 30-year-old man presents with recurrent episodes of sudden onset palpitations, sweating, headache, and anxiety. During episodes, his blood pressure is recorded as 210/110 mmHg. Between episodes, it is normal. What is the most appropriate investigation?

Accepted Answer

24-hour urine collection for catecholamines or plasma metanephrines

Answer

24-hour ambulatory blood pressure monitoring (ABPM)

Answer

Adrenal CT scan

Answer

Renal artery ultrasound

Answer

Thyroid function tests

Practice question

A 30-year-old man presents with recurrent episodes of sudden onset palpitations, sweating, headache, and anxiety. During episodes, his blood pressure is recorded as 210/110 mmHg. Between episodes, it is normal. What is the most appropriate investigation?