Spine Flashcards

1
Q

Causes of spinal drop metastases

A
Anaplastic astrocytoma
GBM 
Medulloblastoma 
Ependymoma
Choroid plexus tumour
Germinoma
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2
Q

Spinal cord signal abnormality

A
Demyelinating disease
Cord contusion
Intramedullary neoplasm (astrocytoma, ependymoma, haemangioblastoma)
Transverse myelitis
Cord ischaemia
Syrinx
AVM
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3
Q

Intradural extramedullary lesion

A
Nerve sheath tumor (most common)
Neurofibroma
Schwannoma
Meningioma (80% thoracic)
Drop metastases
Lipoma
Teratomatous lesion
Arachnoid cyst
Arachnoiditis/meningitis
AVM/AVF
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4
Q

Extradural lesion

A
Disk
Metastases
Epidural abscess
Haematoma
Lipomatosis (thoracic)
Synovial cyst
Perineural cyst
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5
Q

Enhancing roots in the filum terminale

A
Inflammatory
- Arachnoiditis
- Guillain-Barré
- Chronic inflammatory demyelinating polyneuropathy (CIDP)
Infection
- Viral
- Lyme disease
Neoplastic
- Lymphoma
- Metastases
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