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Antiphosphatidylserine/Prothrombin Antibody (IgG, IgM)

Justification

Antibodies to phosphatidylserine/prothrombin complex (aPS/PT) have been reported to be associated with antiphospholipid syndrome. This assay may be warranted in symptomatic patients, negative for APS criteria tests: LA, ACL and B2GPI.

STAT: < 1 week

ELISA

Draw Tube: Blue Top

Draw Tube: Red Top

Sample Type: Citrated Plasma and Serum

Specimen Requirements

Sample Type Volume Required Minimum Volume Stability
PREFERRED Citrated Plasma and Serum 1mL 0.5mL Room Temp.: 7 days
Refrigerated: 14 days
Frozen (-20C): 1 month
Frozen (-80C): 6 months
ALTERNATIVE - - - -
REJECTION CRITERIA Thawed in transit, refrozen or clotted sample
SPECIAL INSTRUCTIONS -

General Information

METHODOLOGY ELISA
STAT TAT < 1 week
STAT TAT Performance > 90% of results released in 1 week
ROUTINE TAT < 1 week
ALTERNATIVE NAMES PS/PT Antibody
DESCRIPTION -
LIMITATIONS -
NORMAL RANGE -
ASSOCIATED TESTING -
REFERENCES -
SAMPLE REPORT Upon request
NEW YORK STATE APPROVED -

Test Codes

ORDER CODE -
CPT CODE 83516 x2
LOINC CODE 85359-8, 85358-0