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Catecholamine Tests: MedlinePlus Medical Test

What occurs throughout a catecholamine check?

A catecholamine check might be completed in urine or blood. Urine screening is completed additional typically mainly because catecholamine blood amounts can transform speedily and might also be affected by the strain of screening.

But blood screening can be helpful in serving to to diagnose a pheochromocytoma tumor. If you have this tumor, particular substances will be unveiled into the bloodstream.

For a catecholamine urine check, your health treatment provider will inquire you to acquire all urine throughout a 24-hour period. This is identified as a 24-hour urine sample check. For 24-hour urine sample check, your health treatment provider or a laboratory experienced will give you a container to acquire your urine and instructions on how to acquire and retail outlet your samples. Check instructions commonly consist of the next techniques:

  • Empty your bladder in the morning and flush that urine away. File the time.
  • For the following 24 several hours, save all your urine handed in the container provided.
  • Keep your urine container in the refrigerator or a cooler with ice.
  • Return the sample container to your health provider’s workplace or the laboratory as instructed.

In the course of a blood check, a health treatment experienced will acquire a blood sample from a vein in your arm, making use of a small needle. Right after the needle is inserted, a small quantity of blood will be collected into a check tube or vial. You might feel a tiny sting when the needle goes in or out. This commonly can take a lot less than five minutes.