Plexiform neurofibroma are rare benign tumors of the peripheral nerves and usually considered pathognomic of neurofibromatosis Type 1. Plexiform neurofibromas are a more aggressive subtype of neurofibroma and many times shows infiltration of surrounding tissue making it difficult to remove. We present the case of 16 years old male child having history of gradually enlarging mass over back D9L3, since last 10 years associated with mild low back pain, skin pigmentation and history of blurred vision. On examination he was found to be case of Neurofibromatosis Type 1. Mass was resected and histopathologically diagnosed as plexiform neurofibromanodular type. We are presenting this case for its clinical, radiological and histopathological features.

Keywords: Neurofibroma; Nerve Tumor; Neurofibromatosis; Soft Tissue Tumors Back.