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A member asked:

My metanephrine free was 232pg/ml suggestive of a pheochromocytoma(1) suggested i rpt the 24hr urine & serum chromogranin a for confirmation. normal?

A doctor has provided 1 answer

Several tests: These pheo tests are famously prone to false negatives. Many endocrinologists order a variety. Have you had imaging done?

Answered 5/30/2017

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Hi, I had a random microalbumin urine test done. It came back as 54.6 ug/mL. My creatinin, serum at 0.76 mg/dl. Should I worry?

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Stopped going to old doc but just got labs back from 8mos ago. Random urine metanephrine/creatinine was .5 mcg/mg crt. No ref range provided. Normal?

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Should the urine tests still be performed even though the plasma free metanephrine has been done?

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A member asked:

Been extremely weak and sick dizzy lightheaded been going on since may.high hrt rate Have lost about 50 pounds. No tests have showed anything except now ACTH, PLASMA 101.6 pg/mL High Reference Range 7.2 - 63.3? Pheochromocytoma or adreanal problem?

A doctor has provided 1 answer

A member asked:

Can you have cancer cells underneath a tumer on adranel glad and not see it on scans and not show on blood work. blood work bordeline high. Metanephrines 26 ph/ml, Normetanrphrines 141,metanephrines 167, cortasol 3.90 with dexamethasone. I have LFS?

3 doctors weighed in across 2 answers

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People also searched for:

What are the advantages of the plasma free metanephrine blood test over the standard urine tests for pheochromocytoma?
What other conditions can mimic pheochromocytoma? Catecholamines and metanephrines were normal, but i still have all symptoms. Extremely scared.
Chromogranin A 166.1 (0.0-101.8 ng/ml) 5HIAA urine normal,all other blood work normal. Abd MRI normal.What would cause this elevation? No one can figure out my intermittent severe abd pain.Also I have no gallbladder.I freeze up when Im at Dr to ask.
What other blood tests (other than catecholamines and metanephrine) would be abnormal with pheochromocytoma? Would CRP or sedrate be high?
My metanephrine free urine was 51, blood test was 63, normetanephrine free urine 181, blood test 150- total urine 232, blood test 213. Normal?

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