psa blood test การใช้

• The most common test is a PSA blood test.
• A PSA blood test for prostate cancer was 0.93, well within normal.
• The PSA blood test and digital rectal exam are the most common methods used to detect prostate cancer.
• The man was diagnosed by the PSA blood test and a finger exam of the prostate through the rectum wall.
• For starters, men older than 50 should submit to the PSA blood test, which can detect early signs of the disease.
• Dole's prostate cancer was detected in a routine checkup at Walter Reed in December 1991 only by a PSA blood test.
• Higher PSA levels can signal prostate cancer, but earlier guidelines for the PSA blood test were based on studies involving only white men.
• Prostate cancer can be diagnosed early thanks to the PSA blood test, and is considered highly curable if caught in a preliminary stage.
• The council advocates a digital rectal exam performed together with the PSA blood test as the most effective way to detect this cancer at an early, potentially curable stage.
• Women also were given an ultrasound exam and a blood test for ovarian cancer, and men were given the PSA blood test and a digital rectal exam for prostate cancer.
• In a survey of 7, 889 men, researchers found that 32.5 percent of men over 75 received PSA blood tests, an estimated 1.5 million men a year.
• Writing in this week's AMA journal, Morgentaler and colleagues reported that 11 of 77 men with low testosterone they studied had prostate cancer that had gone undetected by a PSA blood test or a rectal exam.
• About 10 million PSA blood tests are performed annually, according to Dr . William Catalona, director of urologic surgery at Washington University School of Medicine in St . Louis and one of the inventors of the test.
• The PSA blood test for prostate cancer may be needed only every five years for men with very low levels of the prostate-specific antigen and every two years for others with higher but still normal levels, the federally sponsored study found.
• The New England Journal of Medicine just reported that PSA blood tests, given to 75 percent of men older than 50, fail to detect 82 percent of the cancers in men younger than 60 and nearly two-thirds in older men.
• Studies suggest that the exponential growth of prostate cancer cases over the past 20 years is due to a variety of factors : increased life expectancies, more surgeries for enlarged prostates and a surge in the use of the so-called PSA blood test used to help detect the disease.