Female 50 years

History of breast Ca.

Male 1 year

History of brain PNET.

Female 17 years

6m history of flu-like illness, monoarthritis of the right knee, spastic paraplegia, sensory loss at T10, MRI, extensive abnormality through the whole of spinal canal ? Malignancy, lymphoma or CTD.

Female 12 years

History of ataxia, nausea and vomiting, MRI shows mass in pineal region with infiltration into hypothalamic area.

Male 4 years

Medulloblastoma.

Female 68 years

Headache, confusion, vomiting, ?SAH, CT -ve, then developed hydrocephalus, no evidence of infection. ?meningitis.

Female 53 years

History of breast Ca., complains of headache, CT -ve.

Female 17 years

6m history of flu-like illness, monoarthritis of the right knee, spastic paraplegia, sensory loss at T10, MRI, extensive abnormality through the whole of spinal canal ? Malignancy, lymphoma or CTD.

Male 58 years

Confusion, ataxia, CT shows enhancing mass at the foramen of Monroe in the region of the corpus callosum.

Female 51 years

Meningitis, no response to treatment, no history of primary tumour.

Male 40 years

Headache, blurred vision CT sellar tumour.

Male 65 years

Headache, ataxia, CT periventricular lesions.

Male 48 years

Left side weakness, history of melanoma, CT multiple meningeal lesions.

Female 55 years

Headache, weakness, CT thalamic enhancing lesion.

Female 3 years

Medulloblastoma spreading to the meninges, CSF.