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High PSA could also suggest other conditions, like an enlarged prostate. The PSA test is often paired with a digital rectal exam (DRE), where a doctor inserts their finger into the rectum to feel ...
Prostate-specific antigen. Prostate-specific antigen (PSA) is secreted by the epithelial cells of the prostate gland and can be detected in a sample of blood. [14] PSA is present in small quantities in the serum of men with healthy prostates, but is often elevated in the presence of prostate cancer or other prostate disorders. [15]
Those with high levels of PSA in their blood are at increased risk for developing prostate cancer. Diagnosis requires a biopsy of the prostate. If cancer is present, the pathologist assigns a Gleason score, and a higher score represents a more dangerous tumor. Medical imaging is performed to look for cancer that has spread outside the prostate ...
A subsequent increase in PSA levels by 2.0 ng/mL [disputed – discuss] above the nadir is the currently accepted definition of prostate cancer recurrence after radiation therapy. [citation needed] Recurrent prostate cancer detected by a rise in PSA levels after curative treatment is referred to as a "biochemical recurrence". The likelihood of ...
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Reflect the stage of cancer; By determining the stage of cancer, it's possible to give a prognosis and treatment plan. [4] Screening for cancers; No screening test is wholly specific, and a high level of tumor marker can still be found in benign tumors. The only tumor marker currently used in screening is PSA (prostate-specific antigen ...
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