The cause is usually smoking, coffee, or a bladder wall infection called interstitial cystitis. Kidney and urinary tract diseases continue to be one of the major causes of work-loss among men and women. Approximately 27 million American out-patients' visits result from kidney and urinary tract problems. Currently, some 1 million Americans are treated each year for kidney stones. The majority of these cases occur in people between 20 and 40 years of age.
Kidney stones are more common in men, who account for about four out of five cases.
Kidney and urinary tract diseases continue to be one of the major causes of work-loss among men and women. Approximately 27 million American out-patients' visits result from kidney and urinary tract problems. Currently, some 1 million Americans are treated each year for kidney stones. The majority of these cases occur in people between 20 and 40 years of age. Kidney stones are more common in men, who account for about four out of five cases.