Radiopaedia.org, the peer-reviewed collaborative radiology resource
Radiopaedia.org, the peer-reviewed collaborative radiology resource
Intradural spinal mass lesions (an approach) - Radiopaedia.org
2024年7月26日 · Intradural extramedullary lesions may be related to nerve roots and may extend into the foramen (e.g. schwannomas and neurofibromas) or they may have a broad dural attachment (e.g. meningiomas) or be attached to the cord (leptomeningeal metastases).
Myxopapillary ependymoma | Radiology Reference Article
2024年9月30日 · The vast majority are intradural and extramedullary spinal tumors, occurring in the lumbosacral spine involving the filum terminale and/or conus medullaris. Less commonly, they extend from the lumbar to the thoracic spine 10. Rarely, they can arise in the cervicothoracic spine or fourth ventricle 11. Grading
Radiopaedia.org, the peer-reviewed collaborative radiology resource
Intradural extramedullary spinal tumors are located within the spinal canal but outside the spinal cord, often requiring radiological evaluation for diagnosis and treatment planning.
Spinal nerve sheath tumors | Radiology Reference Article
2024年8月1日 · Most nerve sheath tumors arise from the dorsal sensory roots. 70% are intradural extramedullary in location, 15% are purely extradural and a further 15% have both intradural and extradural components (“dumbbell” lesions).
Intramedullary spinal tumors | Radiology Reference Article ...
2024年11月19日 · The presentation of intramedullary tumors depends on their size and location. The most common presenting symptoms include back/neck pain, radicular pain, weakness, paresthesia, gait disturbance and bowel and bladder dysfunction.
Spinal meningioma | Radiology Reference Article - Radiopaedia.org
2024年10月4日 · The vast majority (90%) of spinal meningiomas are intradural extramedullary in location. Occasionally (5%), purely extradural tumors are found. The remainder (5%) have both intradural and extradural components taking on a dumbbell appearance 2 .
Spinal schwannoma | Radiology Reference Article - Radiopaedia.org
2024年8月1日 · Spinal schwannomas are benign nerve sheath tumors within the spinal canal, typically arising from spinal nerve roots and it is the most common nerve sheath tumor of spine 11. They are one of the two most common intradural extramedullary spinal tumors , representing 15-50% of such lesions.
Radiopaedia.org, the peer-reviewed collaborative radiology resource
Intradural extramedullary spinal tumors are located within the theca but outside the spinal cord.
Radiopaedia.org, the peer-reviewed collaborative radiology resource
£«„0 a÷¤Õþà HÑú!@u&Ƹ¡?~ýù÷ ÐásÞÿk©U®$úS ›â QÇER"«[§nÉv‹’=·Þ/àW $ P P¤èã½ wƒhÓ‰6 & ×/5ûÌ ½Pª%5%íq©äã ×Þ#;o ...
- 某些结果已被删除