4 - 6 days
Phospholipid (Cardiolipin) Antibody IgA
IgA Phospholipid Antibody (APL)
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Enzyme-Linked Immunosorbent Assay (ELISA)
IgA cardiolipin antibody is occasionally detected in SLE and SLE-like patients and appears to be most commonly associated with cerebrovascular thrombosis.
<15 APL (negative), 15.0 – 39.9 APL (weakly positive), 40.0 – 79.9 APL (positive), > or =80.0 APL (strongly positive). APL refers to IgA Phospholipid Units. One APL unitis 1 microgram of IgA antibody.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.