Sporadic Hybrid Neurofibroma-Schwannoma Arising from a Spinal Nerve Root in the Cervical Spine: A Case Report

Intraosseous Aggressive Schwannoma in the Lumbar Spine: A Case Report

“…Notably, only 10 cases with aggressive intraosseous schwannoma in the lumbar spine have been reported to date (Table 1) 3) . Although spinal nerve sheath schwannoma often grows into the spinal canal and intervertebral foramen 4) , thereby forming a dumbbell tumor usually with sclerotic and clear margins 5) , aggressive intraosseous schwannoma can lead to invasive and osteolytic bone destruction in the vertebrae. Therefore, it is important in terms of radiological evaluation to understand the difficulty in differentiating between malignant tumors and osteolytic lesions caused by aggressive intraosseous schwannoma 6) .…”