The patient’s most recent full blood count and renal function are within normal limits.患者最近的全血细胞计数和肾功能均在正常范围内。Questions：1. Describe the principles of screening and what criteria are used to determine the quality of a screening test.2. What is the PSA screening test, a...
Another issue with the PSA test is what is normal and what is abnormal in terms of the PSA level in the blood. 另外一个PSA检测的问题是,就PSA在血液中的水平来说,正常与非正常怎么区分? news.dxy.cn 4. The widely used PSA test often spots cancers too slow-growing to be deadly. PSA检测的...
What Is the PSA Screening Test? The PSA screening blood test measures the levels of PSA circulating in the blood. Both normal prostate cells and cancer cells make PSA. While prostate cancer cells tend to produce less PSA than normal cells, they allow PSA to more easily pass through the cell...
The patient’s most recent full blood count and renal function are within normal limits. 患者最近的全血细胞计数和肾功能均在正常范围内。 Questions: 1. Describe the principles of screening and what criteria are used to determine the quality of a screening test. 2. What is the PSA screening tes...
What does a high PSA level mean? If your test shows you have a high PSA, that doesn't necessarily mean you have cancer. Your doctor will likely have you take another PSA test to make sure your level is higher than normal. Your doctor can also order other tests to help figure out why...
What is a PSA test? The PSA (prostate-specific antigen) test, also called PSA screening, evaluates a blood sample for elevated levels of the prostate-specific antigen. PSA is a protein that can indicate the presence of cancer in the prostate, which is a small gland below the bladder. The...
What is meant by a sensitivity test? What is normal when it comes to people's body temperature? Why is blindspot not normally perceived in normal vision? What is the point at which a human is considered a member of the moral community called?
Single PSA test: Normal level of PSA: <4 ng/mL; and PSA levels over 10 ng/mL require further investigation. After prostatectomy: A rise of over 0.2 ng/mL is generally regarded as a recurrent cancer. What is PSA, and why do we bother with PSA doubling time? PSA is an acronym for...
The non-synonymous KLK3 single nucleotide polymorphism (SNP), rs17632542 (c.536 T > C; Ile163Thr-substitution in PSA) is associated with reduced prostate cancer risk, however, the functional relevance is unknown. Here, we identify that the SNP variant-induced change in PSA biochemical...
There are no normal levels of total PSA or free PSA for men of any age. Different doctors may use different cutoff points to decide if you need a biopsy or other further testing. A PSA test measures nanograms of PSA per milliliter (ng/mL) of blood. But if you have no symptoms, the...