As with any medical intervention, potential risks and complications exist with endothermal ablation. All patients should consult their doctors to determine if their conditions present any special risks. Your physician will review potential complications of endothermal ablation at the consultation, and can be reviewed in the safety summary. Potential complications can include: vessel perforation, thrombosis, pulmonary embolism, phlebitis, hematoma, infection, paresthesia (numbness or tingling) and/or skin burn.