METANEPHRINES FRACTIONATED, 24-HOUR

What this test checks

Tests for adrenal tumours causing high BP.

Why do people get this test?

Used in suspected pheochromocytoma.

When you should consider this test

• Hard-to-control BP with spikes
• Suspected adrenal tumour

How to prepare

24-hour urine collection. Avoid coffee, tea, chocolate, bananas, vanilla for 48 hours.