The infection may move up the system to the bladder or to the kidneys. Men most at risk for a UTI include: 1  Those with abnormalities of the urinary tract, such as kidney stones or an enlarged prostate.  Those who have a catheter or tube placed in the bladder.
Familial (hereditary) amyloidosis is a genetic form passed down in families that often affects nerves and kidneys. Secondary amyloidosis (AA) develops along with a chronic infectious or inflammatory disease, such as tuberculosis or rheumatoid arthritis.
Rheumatoid Arthritis. What it is: RA is an autoimmune disease. That means the immune system attacks parts of the body, especially the joints. That leads to inflammation, which can cause severe joint damage if you don't treat it. About 1 out of every 5 people who have rheumatoid arthritis get lumps on their skin called rheumatoid nodules. These often form over joint areas that receive pressure, such as over knuckles, elbows, or heels.