Table 3 Specific diagnostic laboratory investigations in children with thrombosis (n = 27)
Number of patients/number of patients tested | ||
|---|---|---|
n/n | % | |
Thrombocytosis (platelets > 450*10^9/L) | 4/27 | 14.8 |
High fibrinogen (Fibrinogen > 4 g/L) | 13/27 | 48.1 |
High D-dimer (D-dimer > 0.5 mg/L) | 21/26 | 80.8 |
Low anti-thrombin-III (anti-thrombin-III < 80%) | 6/7 | 85.7 |
Low Protein C (Protein C < 76%) | 1/7 | 14.3 |
Low Protein S (Protein S < 69%) | 7/7 | 100 |
High homocysteine (homocysteine > 16 μmol/L) | 3/10 | 30.0 |
Anticardiolipin antibodies positive | 0/11 | 0.0 |
Anti-β 2 glycoprotein positive | 1/4 | 25.0 |
Lupus anticoagulant positive | 3/9 | 33.3 |