Most of the coagulopathy related complicationsoccurred in procedures with other endovascular tech-niques (glue or/and laser) combined to percutaneoussclerotherapy. This is obviously due to the fluctuationof coagulation factors during the treatment of a wideVM and may not be associated with any specific treat-ment modality. The infection complications, otherwisevery rare in sclerotherapy, were related to the use ofNBCA glue and laser, for which the probable cause