Major Groups of Spinal Cord Tumors
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Spinal Cord Tumors
Major groups of spinal tumors
Source: U.S. Department of Health and Human Services, National Institutes of Health, National Institute of Neurological Disorders and Stroke. www.ninds.nih.gov
Spinal Tumors
Extradural Tumors
Tumors between the spinal canal and the dura mater that protects the spinal cord. These are usually metastatic tumors and most often arise in the vertebrae themselves.
Extramedullary Tumors
Tumors inside the dura, but outside of spinal cord. These are usually nerve sheath tumors or meningiomas.
Intramedullary Tumors
Tumors inside the spinal cord. These are usually astrocytomas or ependymomas.
Intradural Tumors
tumors inside the dura
Extradural Tumors
tumors outside the dura
