What is prostate cancer?

Prostate cancer develops in the epithelial cells of the glandular elements of the prostate. 95% of prostate cancers are adenocarcinomas. There is no single cause of prostate cancer. 9% of prostate cancers are caused by a genetic susceptibility, probably inherited via a gene on chromosome 1. Proven risk factors for prostate cancer include old age and positive family history. Probable risk factors include a high intake of dietary fat and high levels of serum testosterone.
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Kidney Stones— What you need to know

The pain begins as an ache in the back and side (the flank). Then it becomes constant and severe as the urinary system tries to rid itself of the stone. Sometimes there is burning during urination, blood in the urine, or a frequent urge to urinate. Nausea and vomiting may occur and the lower abdomen or flank may be painful if touched. All of these symptoms are hallmarks of kidney stones.
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