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.
Well, so far, from the studies, the cause of rheumatoid arthritis is not definitely known. It is an autoimmune disease, and autoimmune diseases are caused when the white blood cells in our body, which normally fight the outside infectious bodies, wrongly take our own cells as foreign substances and start killing them.t is also observed that the disease is more common in women than in men, and also, smokers are more likely to get affected by it than non-smokers. The studies have shown that a genetic factor does play a role in the occurrence of rheumatoid arthritis.