Dilute activated partial thromboplastin time (dAPTT)
Kaolin clotting time (KCT)
Silica clotting time (SCT)
Isolated or combined deficiencies of coagulation factors II, V, VIII, IX, X, XI, XII, prekallikrein (PK), and high molecular weight kininogen (HMWK)
Fibrinogen deficiencies
Non-phospholipid-dependent inhibitors
Therapeutic anticoagulation with vitamin K antagonist (VKA), unfractionated heparin (UFH), low molecular weight heparin (LMWH), direct thrombin inhibitor (DTI), and direct FXa inhibitor (DFXaI)
Based on the extrinsic pathway
Dilute prothrombin time (dPT)
Activated Seven Lupus Anticoagulant (ASLA) assay
Isolated or combined deficiencies of coagulation factors II, V, X; also factor VII for dPT
Fibrinogen deficiencies
Non-phospholipid-dependent inhibitors
Therapeutic anticoagulation with VKA, DTI, and DFXaI
Therapeutic anticoagulation with UFH & LMWH if neutraliser capacity exceeded
Based on the common pathway (FX activation)
dRVVT
Vipera lebetina venom time (VLVT)
Isolated or combined deficiencies of coagulation factors II, V, and X
Fibrinogen deficiencies
Non-phospholipid-dependent inhibitors
Therapeutic anticoagulation with VKA, DTI, and DFXaI
Therapeutic anticoagulation with UFH & LMWH if neutraliser capacity exceeded
Based on the common pathway (FII activation)
Taipan snake venom time (TSVT)
Textarin time
Factor II deficiency; also factor V for textarin time
Fibrinogen deficiencies
Non-phospholipid-dependent inhibitors
Therapeutic anticoagulation with UFH, LMWH, and DTI
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