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Test Code HISTOP Histamine, Plasma

Important Note

Aid in evaluation of patient with allergic signs and symptoms, such as anaphylaxis; may assist in diagnosing and monitoring of mast-cell activation disorders.

Additional Codes

70036

Specimen Type

Blood

Preferred Collection Container

LAV (EDTA) Prechilled tube on ice

Collection Instructions

Centrifuge refrigerated and separate upper two-thirds of plasma within 20 minutes. Transfer  plasma to aaliquot tube and freeze immediately.

Collection Volume

2.0 mL

Minimum Collection Volume

1.0 mL

Testing Volume

0.5 mL

Rejection Criteria

Lipemic or hemolyzed specimens.

Specimen Storage and Stability

Ambient: Unacceptable; Refrigerated: 6 hours; Frozen: 6 months

Day(s) and Time(s) Performed

Tuesday, Saturday

EPIC Code

LAB1033

Methodology

Quantitative Enzyme-Linked Immunosorbent Assay

Acceptable Collection Container

Pink Prechilled tube on ice

Patient Preparation

None

Transport

Frozen greater than 6 hours, Refrigerated aliquot less than 6 hours

STAT Availability

No

Turn Around Time

2-7 days

Lab Department

Referred Testing

LOINC

34316-0

CPT

83088

Alias

Plasma histamine