How is pheochromocytoma diagnosed?

Options. Signs and symptoms are helpful. The 2 best tests for pheo are plasma fractionated metanephrines or 24 hrs urinary metanephrines and catecholamines. Once these are positive, imagine studies will be used to localize the tumor.
Blood or urine. Catecholamine levels in the blood or urine are used to make the diagnosis.
Blood or urine tests. The diagnosis is made by finding abnormal catecholamines (hormones that elevate pulse and blood pressure) in the blood or urine. Once the diagnosis is made, a ct scan is done to look for the location - 90% are in thew adrenal glands.

Related Questions

How is a pheochromocytoma diagnosed? I've had abdominal ultrasound in december-clear, routine blood work is normal should I proceed with further tests?

Pheochromocytoma. An ultrasound may not produce an image with sufficient resolution to see the tumour, even assuming it is in your abdomen. A ct scan would be a better study, and may need to include the pelvis, chest and neck. And routine blood work will not show it either. You will need to have what is called a urine metanephrine test. Read more...
Pheochromocytoma. If you have symptoms of a pheochromcytoma (p), computed tomography (ct) scanning and magnetic resonance imaging (MRI) have higher sensitivity in detecting p's than does nuclear medicine scanning. Ask your physician to order on of those tests for you and you may arrive a a diagnosis of a p. This will allow you to have a treatment plan for it. Good luck. Read more...