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.It may be a combination of genes and other things. Some researchers think an infection with a bacteria or virus can trigger the disease in some people, but so far, they donât know what virus or other organism does that.octors donât know exactly what causes RA. It may be a combination of genes and other things. Some researchers think an infection with a bacteria or virus can trigger the disease in some people, but so far, they donât know what virus or other organism does that.