Spinal - Intramedullary

Playlist contributed by Numan Kutaiba
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Expansion of the cord

- consider neoplastic

 

Minimal or no expansion

- consider other causes

 

Most common tumours:

- adults: ependymoma, astrocytoma, haemangioblastoma (VHL), lymphoma, mets

- children: astrocytoma, ependymoma, haemangionlastoma, lymphoma

 

ependymomas tend to be more central, well-demarcated, haemorrhage, cysts

astrocytomas tend to be more peripheral, infiltrative

 

T2 hyperintensity

- less than 2 vertebral bodies > demyelination (especially if multiple)

- more than 2 vertebral bodies > transversse myelitis (viral, SLE, paraneoplastic)

- consider sarcoidosis , radiation, infections, tb, schistosomiasis if hx relevant

 

if there are flow voids, haemosidirin consisder cavernomas and AVMs

 

 

 

 

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