Test Code Procedure 500330 Vanillylmandelic Acid (VMA), Urine (Includes Creatinine) 300914 Venous Occlusion Evaluation (Plasminogen Activator Inhibitor - 1 Activity - Pre-occlusion, Tissue Plasminogen Activator Antigen - Pre-occlusion, Tissue Plasminogen Activator Antigen - Post-occlusion) 300903 Venous Thrombosis (Hypercoagulability) Evaluation for Patients on VKA (Vitamin K Antagonist) Therapy (APTT, Immediate APTT Mixing Studies, Activated Protein C Resistance, Factor V Leiden Mutation, Anticardiolipin Antibody (IgG, IgM), Antithrombin Activity, Factor II Gene Mutation (Prothrombin G20210A), dRVVT, Hexagonal Phospholipid Neutralization, Homocysteine, Protein C Antigen, Protein S Antigen Total, Factor VII Antigen*RUO*, Factor VIII Activity, Protein C Antigen/Factor VII Antigen Ratio*RUO*, Protein S Antigen/Factor VII Antigen Ratio*RUO*, beta-2 Glycoprotein I IgG, IgA, IgM, Lupus Anticoagulant Interpretation) 300901 Venous Thrombosis (Hypercoagulability) Profile (APTT, Immediate APTT Mixing Studies, Activated Protein C Resistance, Factor V Leiden Mutation, Anticardiolipin Antibody (IgG, IgM), Antithrombin Activity, Factor II Gene Mutation (Prothrombin G20210A), dRVVT, Hexagonal Phospholipid Neutralization, Homocysteine, Protein C Activity (Chromogenic), Protein S Antigen Free, Factor VIII Activity, beta-2 Glycoprotein I IgG, IgA, IgM, Lupus Anticoagulant Interpretation) 500334 Vitamin B-12 500342 Vitamin D, 1, 25-Dihydroxy 500337 Vitamin D, 25-Hydroxy, Fractionated, Mass Spectrometry 500338 Vitamin D, 25-Hydroxy, Total, Mass Spectrometry 300910 von Willebrand Disease Evaluation (APTT, Collagen Binding Ratio, von Willebrand Factor Collagen Binding Activity, Factor VIII Activity, von Willebrand Factor Activity, von Willebrand Factor Antigen) 300114 von Willebrand Factor Activity (Ristocetin Cofactor) 300113 von Willebrand Factor Antigen (Factor VIII Related Antigen) 300117 von Willebrand Factor Multimers 300115 von Willebrand Factor Type 2 N Binding*** 300919 von Willebrand Inhibitor Profile (Factor VIII Activity, von Willebrand Factor Antigen, von Willebrand Factor Activity, von Willebrand Activity NP Control, von Willebrand Activity 1:1 NP Mixing Study, von Willebrand Collagen Binding Activity, Collagen Binding ratio, Pathologist interpretation) 304910 von Willebrand Screening Profile (APTT, Factor VIII Activity, von Willebrand Factor Activity, von Willebrand Factor Antigen)