Table 1.

Differential Diagnosis of Extrapyramidal syndrome.

Hereditary disorders

• Wilson's disease

• Huntington's disease

Vascular parkinsonism

• Infarcts

• Vasculitis

Structural lesions

• Gliomas

• Meningioma

Hypoxic injury Infections

• ADEM(acute demyelinating encephalomyelitis)

• Postencephalitic

• Creutzfeldt-jakob disease

Metabolic

• Central and Extrapontine myelinolysis

• Hypoparathyroidism

Mitochondrial cytopathies Posttraumatic Drugs

phenothiazines, butyrophenones, thioxanthenes Metoclopramide, methyldopa, reserpine, verapamil, flunarizine, amiodarone.

Toxins

carbon monoxide, cyanide, mptp, manganese.