I went into the Navy already having the disease for 11 years, obviously I didn't tell them about
my condition.
Since you haven't been in that long, they will give you a medical discharge.
Your case will be evaluated by the Physical Evaluation Board (PEB) and it's very thorough.
Here is a list of Army and Navy Disability Resources-
forums.military.com/eve/forums/a/tpc/f/331196512/m/1300044002001