Dee ihe na-aga n'ihu maka paragraf a - Amụrụ na LaSalle, Quebec, Chychrun bụ onye a họpụtara 37th n'ozuzu na 1984 NHL Entry Draft
site na Philadelphia Flyers. O mere NHL mbụ ya n'oge 1986/87 na Flyers, wee nọrọ na ha ruo oge 1990/91. Ọ na-etinyekwa oge na NHL na Los Angeles Kings, Pittsburgh Penguins na Edmonton Oilers. Ọ gbara egwuregwu 262 n'oge ọrụ NHL ya. E dere aha ya na Stanley Cup na 1992 dịka onye otu Pittsburgh Penguins.