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Table 2 Common causes of subacute to chronic non-compressive myelopathy

From: Radiological approach to non-compressive myelopathies

Category

Pathologies

Metabolic

Vitamin B12 deficiency (Subacute combined degeneration)

Vitamin E deficiency

Chronic hepatic or renal disease

Vascular

Spinal Dural AVF/AVM

Cavernoma

Neoplastic (intramedullary tumor)

Ependymoma, Astrocytoma, Hemangioblastoma

Others – Metastases, Lymphoma

Inflammatory

SLE, Sjögren’s syndrome, Sarcoidosis

Infectious

Chronic infection with HIV

Others

Post-irradiation

Paraneoplastic/Autoimmune

  1. AVF/AVM arteriovenous fistula/malformation, SLE systemic lupus erythematosus, HIV human immunodeficiency virus