Test ID CTP0 Catecholamine Fractionation, Plasma, Free
Specimen Required
Only orderable as part of profile. For more information see CATPA / Catecholamine, Endocrine Study, Plasma.
Useful For
Diagnosis of pheochromocytoma and paraganglioma in specimens collected from individuals in a supine position, as an auxiliary test to fractionated plasma and urine metanephrine measurements
Diagnosis and follow-up of patients with neuroblastoma and related tumors, as an auxiliary test to urine vanillylmandelic acid and homovanillic acid measurements
Evaluation of patients with autonomic dysfunction/failure or autonomic neuropathy
Method Name
Only orderable as part of profile. For more information see CATPA / Catecholamine, Endocrine Study, Plasma.
Reporting Name
Catecholamine, Fract, Supine, PSpecimen Type
Plasma EDTA MetaSpecimen Minimum Volume
4 mL
Specimen Stability Information
Specimen Type | Temperature | Time |
---|---|---|
Plasma EDTA Meta | Frozen | 28 days |
Reference Values
Only orderable as part of a profile. For more information see CATPA / Catecholamine, Endocrine Study, Plasma.
Day(s) Performed
Monday through Friday
Report Available
2 to 5 daysPerforming Laboratory

Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
82384
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
CTP0 | Catecholamine, Fract, Supine, P | 95056-8 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
33862 | Norepinephrine, Supine | 1601-4 |
33863 | Epinephrine, Supine | 1465-4 |
33864 | Dopamine, Supine | 95053-5 |