purpose to evaluate the radiation risk to the operator and the patient during endovascular surgery
methods the dose was measured using thermoluminescence dosimeters attached at the body surface of the operator and the patient during 15 endovascular surgeries (3 for arteriovenous malformation 8 for dural arteriovenous fistulas and 4 for other disorders of the head and neck) the dose was measured at seven sites on the operator and at five sites on patient.