A pheochromocytoma a rare tumour of the adrenal glands is diagnosed using a catecholamine test. Your adrenal glands may release too many hormones as a result of this tumour. And it can result in tremors elevated blood pressure profuse sweating and quick heartbeats. Dopamine norepinephrine and epinephrine are the three primary catecholamine kinds. These compounds decompose into other substances which your body excretes through the urinary system. You should undergo a urine test to determine your bodys catecholamine levels. Urine tests are performed separately to measure relevant substances.