Peduncular hallucinosis : an unusual sequelae of medulloblastoma surgery.

ABSTRACT

Peduncular hallucinations are formed visual images often associated with sleep disturbance and are caused by lesions in the midbrain, pons and diencephalon. In present case report, a four year child, who was operated for midline posterior fossa medulloblastoma developed peduncular hallucinations on 3rd post operative day. Traction trauma or the compression of mid brain was thought to be the most possible cause of hallucinations.