ICU Vivas · Haematology & coagulation
Data viva — the coagulation screen
A data viva on the PT, APTT, fibrinogen, D-dimer and platelets — the DIC pattern, the liver pattern, the warfarin pattern, the heparin pattern.
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CICMFFICMEDIC
Prompt
A coagulation screen from a septic patient, to be interpreted.
Stimulus
You are shown the coagulation screen of a septic patient:
| Variable | Value | (normal) |
|---|---|---|
| Platelets | 35 x 10^9/L | (150-400) |
| PT | 28 seconds | (11-14) |
| APTT | 52 seconds | (25-35) |
| Fibrinogen | 0.8 g/L | (2-4) |
| D-dimer | 8500 mcg/L | (under 500) |
Interpret.[1]
References1ShowHide
- [1]Bersten AD, Soni N (eds) Oh's Intensive Care Manual. 8th edition, Elsevier, 2018.