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Showing search results for "algorithm" 21-30 of 314

  1. Factor V (Leiden) Mutation Analysis

    Factor V (Leiden) Mutation is a point mutation that causes resistance of Factor V protein degradation by activated protein C (APC). This mutation is associated with increased risk of venous thrombosis.... More

  2. Factor V HR2 Allele DNA Mutation Analysis

    Factor V HR2 Allele, DNA Mutation Analysis is useful in patients who are carriers of Factor V Mutation (Leiden). Coinheritance of Factor V Mutation (Leiden) is associated with a 3-4-fold increased risk of venous …... More

  3. Factor VIII Activity, Chromogenic

    Preferred test in patients with Lupus anticoagulant, on heparin or direct thrombin inhibitors, or on Factor VIII concentrates.... More

  4. Factor VIII Activity, Clotting

    This test is useful to evaluate a prolonged aPTT. The most common form of hemophilia is caused by a deficiency of Factor VIII. Hemophilia A is an X-linked disorder affecting between 1 in 5000 to 10000 males.... More

  5. Cardiolipin Antibodies(IgG, IgM)

    Cardiolipin antibodies (CA) are detected in a subgroup of patients with autoimmune disorders, particularly Systemic Lupus Erythematosus (SLE), who are at risk for vascular thrombosis, thrombocytopenia, cerebral infarct …... More

  6. Cardiolipin Antibody (IgA)

    Cardiolipin antibodies (CA) are seen in a subgroup of patients with autoimmune disorders, particularly Systemic Lupus Erythematosus (SLE), who are at risk for vascular thrombosis, thrombocytopenia, cerebral infarct and/…... More

  7. Cardiolipin Antibody (IgM)

    Cardiolipin antibodies (CA) are seen in a subgroup of patients with autoimmune disorders, particularly Systemic Lupus Erythematosus (SLE), who are at risk for vascular thrombosis, thrombocytopenia, cerebral infarct and/…... More

  8. Cardiolipin Antibody (IgG)

    Cardiolipin antibodies (CA) are seen in a subgroup of patients with autoimmune disorders, particularly Systemic Lupus Erythematosus (SLE), who are at risk for vascular thrombosis, thrombocytopenia, cerebral infarct and/…... More

  9. C4 Binding Protein, Plasma

    C4B is a complement binding protein that specifically binds 50% circulating protein S, a vitamin K dependent cofactor of protein C activation. Since C4B may be elevated in certain disease states, this may affect the …... More

  10. Antithrombin III Activity

    Antithrombin III Activity CPT Code(s) 85300 Methodology Chromogenic Substrate Limitations Expected impact by therapeutic levels (potential interference depends upon drug concentration): Warfarin: no effect; Heparin (UFH…... More

* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.