Thrombin
Clotting Time - 1
Thrombin Time (TT)
Alternate name:
Commercially prepared bovine
thrombin is warmed to 37oC and patient PPP is added which starts timer and splits off both fibrinopeptides A
and B to form fibrin
Timer stops with detection of fibrin
strands
Thrombin is heat sensitive and must
be used within 10 minutes of being incubated at 37oC
Normal and abnormal control run with
each batch of patient specimens
Principle:
Precaution:
Quality
control: