(FOXNEWS) — Dave Mustaine has been diagnosed with throat cancer.

The Megadeth frontman revealed his diagnosis on Twitter Monday.

“I’ve been diagnosed with throat cancer,” tweeted the 57-year-old. “It’s clearly something to be respected and faced head on — but I’ve faced obstacles before. I’m working closely with my doctors, and we’ve mapped out a treatment plan which they feel has a 90% success rate. Treatment has already begun.

Note: Read our discussion guidelines before commenting.