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.
A. A. Unlike osteoarthritis, a condition caused by wear and tear on joints, rheumatoid arthritis happens when your immune system targets your joint linings. Itâs a long-term condition that also affects other tissue, but the joints are usually the most severely affected. Doctors donât know exactly what causes RA.