Malignant Peripheral Nerve Sheath Tumor of the Cauda Equina in Type I Neurofibromatosis: Case Report

ABSTRACT

We report a case of malignant peripheral nerve sheath tumor in the cauda equina, which was associated with neurofibromatosis type I. The tissue specimen acquired from the mass of cauda equina was transformed from benign to malignant form within 3 months. We report this case with review of the literatures.