From: Image-guided percutaneous ablation for the treatment of lung malignancies: current state of the art
Pre-procedure laboratory testing and management | Â |
INR: routinely recommended. Correct to < 1.5 |  |
aPTT: routinely recommended in patients receiving UFH. Stop or reverse UFH for values > 1.5 × control |  |
Platelet count: routinely recommended. < 50,000: transfuse |  |
Hematocrit: routinely recommended. No recommended threshold for transfusion | Â |
Anticoagulant and antiplatelet management | Â |
Clopidogrel: withhold for five days before procedure. Resume the day after procedure | Â |
Aspirin: withhold for 3–5 days before procedure. Resume the day after procedure |  |
LMWH: withhold for 24Â h or up to two doses. Resume the 12Â h after procedure | Â |
Warfarin: Withhold five days until target INR < 1.5; consider bridging for high thrombosis risk cases. Resume the day after procedure |  |