. According to the study, this is because a DRE “simply isn’t effective enough to detect early stage cancers.” Among the 46,495 45-year-old subjects included in the screening study, PSA tests detected four times more prostate cancers than DREs.A PSA screening is a blood test that looks for a specific protein that is produced by prostate cells.
A false-negative, on the other hand, happens when the test finds PSA levels to be normal when a patient actually has prostate cancer. This is usually because not all cases of prostate cancer result in high PSA levels. It is estimated that around 15 per cent of prostate cancers go undetected by a PSA test.Overdiagnosis occurs when a PSA test leads to further testing or treatments when the cancer does not pose a serious risk to the patient.
, with more than 1.4 million cases diagnosed in 2020. Guadeloupe had the highest rate of prostate cancer that year, followed by Martinique , Ireland, Barbados and Saint Lucia.In Canada, the number of men who lose their lives to the disease on an annual basis, a trend that is likely attributable to more efficient methods of treatment and screening.
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Source: OttawaCitizen - 🏆 21. / 68 Read more »