Sample type: Whole Blood

Test name: APTT a.k.a. Activated Partial Thromboplastin Time

Condition / Indication: Part of a clotting screen. Used for monitoring Anti-coagulation (Heparin)

Special precautions & notes: Must be assayed same day

Reference range: 21 - 33 sec (not on anticoagulants), Therapeutic ratio (1.5 – 2.5)

Container: Citrate (Blue top)

Ideal volume (mL): 2.7 mL

Discipline: Haematology

Turnaround time: 24 hours