Catecholamines - blood

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Blood test

Drugs that can decrease catecholamine measurements include:

• Clonidine
• Disulfiram
• Guanethidine
• Imipramine
• MAO inhibitors
• Phenothiazines
• Reserpine
• Salicylates

Never stop taking any medication without first talking to your doctor.

Some people feel discomfort when the needle is inserted. Others may notice only a prick or stinging sensation. Afterward, there may be some throbbing.

This test is used to diagnose or rule out a pheochromocytoma or neuroblastoma. It may also be done in patients with those conditions to determine if treatment is working.

Review Date: 01/22/2007
Reviewed By: Benjamin W. Van Voorhees, MD, MPH, Assistant Professor of Medicine and Pediatrics, The University of Chicago, Chicago, IL. Review provided by VeriMed Healthcare Network.