Anti Cardiolipin Antibodies (ACA) (anti phospholipid Ab)

Pathology category

Immunology

Code

ACA

Referral code

HER

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Test information

Persistent high levels of anti-cardiolipin antibodies are associated with anti-phospholipid syndrome, characterised by a risk of arterial or venous thrombosis. Please check lupus anticoagulant (Haematology) at the same time. Positive results should be repeated in 12 weeks time for confirmation.

Guidelines

Pre-analytical

Reference range

Tube type

Tube type info

SST, Plain or Lithium Heparin

Special requirements

Plasma or Serum

Minimum volume

Assay frequency

Three times a week

TAT Inpatient (urgent)

TAT Inpatient

TAT GP/Outpatient

up to 7 days

Referral lab

Immunology, Wye Valley Trust