As many as 15 percent of 50-year-old men will be given diagnoses of prostate cancer over the next 30 years. But 1.4 percent will die of the disease in that time, a 10-fold difference that shows that the cancer is usually not fatal. By age 85, more than three-fourths of men have evidence of prostate cancer; many have lived with the disease for more than 10 years.
In addition, PSA levels often fluctuate as much as 30 percent for unknown reasons and can increase for reasons other than cancer, challenging physicians who have to determine how to proceed when a man’s PSA level goes up.
Read full story in The New York Times
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