F-VIII INH, Comprehensive
Activated partial thromboplastin time (aPTT); aPTT 1:1 mix with normal plasma; aPTT 1:1 incubated mix with normal plasma; aPTT 1:1 mix with saline; factor VIII activity; factor VIII Bethesda titer
Reference lab
Processing Information: Centrifuge for 10 minutes and carefully remove 2/3 of the plasma using a plastic transfer pipette, being careful not to disturb the cells. Deliver to a plastictransport tube, cap, and recentifuge for 10 minutes. Use a second plastic pipette to remove plasma, staying clear of the platelets at the bottom of the tube. Transfer the plasma into a frozen purple tube with screw cap
Blue Top (Sodium Citrate - Light blue)
The patient should not be anticoagulated. Do not draw from an arm with a heparin lock or heparinized catheter.