Postoperative T2-weighted image after left thalamotomy with anatomical mapping by Brainlab Elements. The arrow shows coagulated lesions in the left ventro-oral (Vo) nucleus. Posterior coagulated lesions are located in the ventral intermediate nucleus (Vim). The arrowhead shows an old lesion after previous surgery, which was confirmed in the Vo and Vim nucleus. Blue: thalamus, Pink: Vim, Green: ventral posterior lateral nucleus, Yellow: ventral posterior medial nucleus.