Yale New Haven Hospital

Department of Laboratory Medicine
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Cardiolipin antibody, IgM

Lab Section: 

Immunology

 

Lab Location: 

Main Lab

Test ID: 

LAB1736

 

Synonyms: 

Anti-Cardiolipin Ab, IgM

Methodology: 

Semi-Quantitative Chemiluminescent Immunoassay (CIA)

Schedule: 

Monday, Wednesday, Friday

Reported: 

4 days

Specimen Requirements: 

Collection: 5.0 mL Blood in a Gold Top Tube.
Pediatric volume: 1 mL.
Unacceptable conditions: Grossly hemolyzed specimens
Stability: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 3 months

 

Notes: 

Clinical Indications: Positive and strongly-positive results for IgG and IgM cardiolipin antibodies are one of the diagnostic criteria for antiphospholipid syndrome (APS). Diagnosis requires additional testing and the appropriate clinical scenario.

Reference Interval: 

 <=20 CU = Negative
 >20 CU = Positive

CPT Code(s): 

86147

Last Changed: 

12/23/2016 14:48:42

Last Reviewed: 

8/16/2017 2:28:04 PM