Intradural and Intramedullary Melanotic Schwannoma of the Lumbar Spine, After Spinal Anesthesia - A Case Report

Spinal anesthesia is one of the most used techniques in elderly patients, with doses varying according to proposed surgery and surgeons [1]. Schwannomas are benign, encapsulated, slow-growing neoplasms. made up neoplastic schwann cells differentiated [2]. The diagnosis Magnetic Resonance Imaging (MRI) confirmation obtained through histological immunohistochemical studies In order study reclassification Melanotic (MS), a was carried out 40 clinicopathologic, immunohistochemical, gene expression cases [3]. purpose this case report diagnosed after appearance paresis patient undergoing urologic treatment under spinal anesthesia, two days procedure requiring hospitalization, explain possibility performing xanthochromic puncture.