Haematology · Internal Medicine
4Ts Score for HIT calculator
Enter the published formula inputs below to calculate and interpret this score.
Clinical inputs
Result
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Clinical inputs
- Magnitude of thrombocytopenia
- Timing of platelet-count fall
- Thrombosis or other sequelae
- Other causes of thrombocytopenia
Primary source
Lo GK et al. Evaluation of pretest clinical score (4 T's) for the diagnosis of heparin-induced thrombocytopenia. J Thromb Haemost (2006)
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