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Test Code CATCHL Catecholamines Fractionated, Plasma

Important Note

 

Patient should be calm and seated for 15 minutes prior to collection. Alternately, patient may be calm and supine for 30 minutes prior to collection. Drugs and medications may affect results and should be discontinued for 72 hours prior to specimen collection, if possible.

Additional Codes

80216

LAB870A

Specimen Type

Blood

Preferred Collection Container

NaHep on ICE

 

Collection Instructions

Patient should be calm and seated for 15 minutes prior to collection. Alternately, patient may be calm and supine for 30 minutes prior to collection. 

Specimen should be centrifuged and frozen within one hour (refrigerated centrifuge is preferred but not required). 

Collection Volume

6 mL

Minimum Collection Volume

2.5 mL

Rejection Criteria

Serum or urine.

Transport Temperature

Frozen

Specimen Storage and Stability

Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen at -20 C: 1 month; Frozen at -70 C: 1 year

Alias

Adrenalin; Catecholamine Fractionation; Catecholamines, Free; Dopamine; Epinephrine; Noradrenaline; Norepinephrine; Plasma Catecholamines

CPT

82384

Ordering Info

Medications may interfere with catecholamines and metabolites. The effect of drugs on catecholamine results may not be predictable. 

For optimum assessment, patient should be supine for 30 minutes prior to specimen collection.

Children, particularly those under 2 years of age, often show an elevated catecholamine response to stress

Acceptable Collection Container

Pink or 2 LAV on ICE

LOINC

Catecholamine Interpretation 49257-9
Dopamine 14703-3
Epinephrine 14711-6
Norepinephrine 14852-8