Case Report
Severe Enoral Bleeding with a Direct Oral Anticoagulant after Tooth Extraction and Heparin Bridging Treatment
Table 1
Coagulation tests on emergency department admission.
| Parameter | Norm values | On admission |
| INR | 0.7–1.2 | 1.13 | PT (s) | 10–12 | 11.7 | aPTT (s) | 25–36 | 37.9 | Thrombin time (s) | 15.5–19.4 | 17.6 | Fibrinogen (g/L) | 1.75–3.75 | 3.19 | Low molecular weight heparin (LMWH) anti-Xa (AntiXa/mL) | 0.6–1.0 (at 4 hours after injection) | 1.02 (at >24 hours after injection) | Apixaban anti-Xa (ng/mL) | No anticoagulant effect <30 | 64.89 |
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Activated partial thromboplastin time (aPTT); International normalised ratio (INR); Prothrombin time (PT).
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