Platelet count |
>100,000/μL (0 points) |
50,000/μL–100,000/μL (1 point) |
<50,000/μL (2 points) |
Increase in fibrin markers |
No change (0 points) |
Moderate rise (2 points) |
Strong rise (3 points) |
Prothrombin time prolongation |
≤3 seconds (0 points) |
>3 seconds but <6 seconds (1 point) |
>6 seconds (2 points) |
Fibrinogen Level |
Greater than 1 g/L (0 points) |
Less than 1 g/L (1 point) |
0–4 points: DIC is not overt, repeat score in 1–2 days
5–8 points: DIC probable, repeat score daily
ISTH = International Society for Thrombosis and Haemostasis