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Alternative complement pathway activity (AH50)-994

Test info

Test name:

Alternative complement pathway activity (AH50)

Test number:

994

Excellian order number:

LAB994

Abbreviation:

MSO

Alternate names:

Alternate pathway complement
Functional complement
Alternative pathway activity
AH50

Specimen

Specimen type:

Serum

Collection container:

Red serum vial/tube, 5 mL

Volume:

1.0 mL

Minimum volume:

0.3 mL

Processing instructions:

Allow blood to clot at room temp for 20 to 60 minutes.
Spin
Immediately transfer cell-free serum to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp), labelled as serum
Freeze

Transport container:

Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp)

Transport and stability:

Frozen (strict) – 1 year

Refrigerated - NO

Ambient - NO

Reason for rejection:

Serum from a gel-barrier/SST tube
Thawed specimen

Performance

Performing lab:

National Jewish Health (AH50) via LabCorp (831782): R-NX

Days set up:

TAT:

36 days

Method:

Hemolytic assay

Clinical and Interpretive info

Reference ranges:

77 - 159 U/mL

Billing

CPT codes:

86162

Tracking

Date created:

02/03/2020

Revised date:

12/07/2023

Review date:

12/07/2023