Abstract
A case is described of a 77-year-old lady who was diagnosed as having Parkinson's disease and was treated with antiparkinsonian drugs over a year with little effect. She was subsequently referred to a psychiatrist because of her aggressive outbursts and marked changes in personality. Investigations showed that she suffered from normal pressure hydrocephalus (NPH), and the insertion of a ventriculo-peritoneal shunt (VPS) led to a resolution of most of her problems, physical as well as mental