Colloid cyst xanthogranuloma of the third ventricle--a case report.

A colloid xanthogranuloma of the third ventricle is described. Presenting features were symptoms of raised intracranial tensions and two episodes of seizures. The pathogenesis, clinical and radiological features, differential diagnosis and treatment of this rare benign lesion are briefly discussed.

Tuberculoma of the hypothalamic region as a rare case of hypopituitarism: a case report.

In endemic regions, hypothalamic tuberculoma has to be kept in mind, and treatment instituted on suspicion. The disease may cause hypothalamopituitary insufficiency and inadequate response to surgical stress. A case of hypothalamic tuberculoma presenting with hypopituitarism is presented.

Disseminated Burkitt's lymphoma presenting as multiple cranial nerve palsies.

A case of disseminated Burkitt's lymphoma with nervous system involvement in a HIV negative 35 year old lady is described. She primarily presented with multiple cranial nerve palsies. At autopsy, diffuse involvement of parenchymatous organs and lymphomatous meningitis with conspicuous sparing of gastrointestinal system was observed.

Neuropathology and immunocytochemical study in Parkinson's disease : a report of two cases.

Despite a high clinical prevalence rate of Parkinson's disease in India, autopsy studies have not been reported in the country, till date. Two autopsied cases clinically diagnosed as Parkinson's disease in our Institute were neuropathologically evaluated. Clinically, they presented with the classical features typical of the disease like tremors, rigidity, mask-like facies and bradykinesia.

Light and ultrastructural pathology of spinal cords in sporadic forms of amyotrophic lateral sclerosis from South Asia.

Motor neuron disease, considered synonymous with amyotrophic lateral sclerosis (ALS), is seen frequently in India. Its aetiopathogenesis is one of the major enigmas in neuroscience. In India only a limited epidemiological data of this neurodegenerative disorder is available and the problem is further compounded by a lack of autopsy study on this devastating disease.

Pathological lesions in HIV positive patients.

Pathomorphological features of 10 HIV positive individuals studied at autopsy and biopsy are described. Nine patients had evidence of neuro-AIDS and eight of them succumbed to various opportunistic infections. One surviving patient underwent a diagnostic lymph node biopsy which revealed tuberculous lymphadenopathy.

Primary mycotic abscess of the brain caused by Fonsecaea pedrosoi. Case report.

A case of cerebral abscess caused by Fonsecaea pedrosoi is reported in a nonimmunocompromised 15-year-old boy. In the absence of a primary cutaneous lesion, this fungus was considered to be a primary neuropathogen. The fungus was cultured and characterized from the abscess material obtained at surgery.