House Majority Leader Steve Scalise says he has multiple myeloma. The rare blood cancer is treatable but often returns after going into remission.

• House Majority Leader Steve Scalise said he has multiple myeloma. 
• It's a rare blood cancer that can be treated for years but currently is not curable. 
• Scalise said he got blood work this week after not feeling like himself. 

House Majority Leader Steve Scalise said in a statement on Twitter on Tuesday that he has a rare blood cancer called multiple myeloma.

"After a few days of not feeling like myself this past week, I had some bloodwork done. The results uncovered some irregularities and after undergoing additional tests, I was diagnosed with Multiple Myeloma, a very treatable blood cancer," Scalise said in the statement.