Ganglioglioma of the optic nerve. A case report.

Gliomas of the optic nerve are rare, comprising only 1% of intracranial neoplasms in adults and 5% in children. This is the first recorded case of a ganglioglioma of the optic nerve. A 2-year-old White boy presented with a convergent squint and blindness of the left eye. At operation a pale, firm, fusiform swelling was found. The cytological and histopathological features are described.