The Gazette 's Brenda Branswell recently caught up with Corson but kept quiet about his chronic disease for a good chunk of his 19 seasons in the NHL .
Corson was diagnosed with ulcerative colitis at age 15 .
The Gazette 's Brenda Branswell recently caught up with Corson , who was diagnosed with ulcerative colitis at age 15 , but kept quiet about his chronic disease for a good chunk of his 19 seasons in the NHL .