312 A.2d 469 Helen Swietlowich, Appellant v. Philadelphia State Hospital and State Workmen’s Insurance Fund, Appellees. Commonwealth Court of Pennsylvania.Argued October 5, 1973 November 2, 1973. Workmen’s compensation — Accident — Words and phrases — Unusual pathological result — Preexisting condition. 1. An accident, qualifying an employe for workmen’s compensation benefits, is sustained by such […]