WebbLow sensitivity and specificity for prostate cancer Common conditions that lead to an increase of PSA such as benign prostatic hyperplasia (BPH) and inflammation of the prostate PSA results must be used in combination with other factors such as age, family history and ethnicity PSA cannot distinguish high grade from low grade prostate cancer WebbMaterials and Methods Between February 2002 and June 2004, 34 patients with localized prostate cancer with only one risk factor (Gleason score ≥7, Clinical Stage [cT] ≥2c, or prostate-specific antigen [PSA] of 11–20 ng/mL) and without clinical evidence of lymph node metastases were treated with radical prostatectomy (RP) and intraoperative …
Prostate-Specific Antigen (PSA) - Lab Tests Online
Webb1 sep. 2014 · Lower sensitivity was found at higher PSA levels, whereas the specificity was elevated when the PSA level was higher. The specificity of PSA levels of 4.1–10, 10.1–20, 21.1–50, 50–100, and ≥100 ng/mL in the diagnosis of prostate cancer was 9.3, 55.5, 87.5, 98.2, and 99.7, respectively. Webb15 apr. 2024 · Prostate specific antigen (PSA) is a protein found in semen. ... On the other hand, men may have prostate cancer despite low levels of PSA. In a U.S. prevention study, 6.6% of the men whose PSA level was … chiefs volleyball
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Webb10 apr. 2024 · Tumor expression of prostate-specific membrane antigen (PSMA) is lost in 15–20% of men with castration-resistant prostate cancer (CRPC), yet the underlying … Webb10 maj 2024 · A free PSA test measures the level of prostate-specific antigens (PSA) that are not bound to other proteins in the blood. This helps diagnose prostate issues. Webb1 okt. 2009 · Men with a total PSA in the same range and a free PSA below 10% need to have a biopsy. More likely than not, they have prostate cancer. In some cases, men with a “normal” PSA actually have cancer, but that low PSA doesn’t prompt a biopsy. A low PSA and a low percentage of free PSA, however, probably would. gothaer insurance group