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请输入英文单字，中文词皆可：

aberrate    
aberrate
v 1: diverge from the expected; "The President aberrated from
being a perfect gentleman"
2: diverge or deviate from the straight path; produce
aberration; "The surfaces of the concave lens may be
proportioned so as to aberrate exactly equal to the convex
lens"

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  • What Is a Normal PSA Level by Age? High Level and Chart
    PSA velocity may help predict survivability from prostate cancer Men with a PSA increase of 0 35 ng ML or less over a year have a 92 percent survival rate Men with PSA levels of more than 0 35 ng mL over a year have a 54 percent survival rate
  • PSA Test: Purpose, Process, and What Elevated Levels Mean
    There are several specialized prostate tests, including a prostate-specific antigen (PSA) blood test, through which a physician can derive the PSA velocity (PSAV) While a PSA test measures the total amount of PSA in the blood, a PSA velocity measures how quickly the levels change over time A rapid rise in PSA levels may be a sign of
  • PSA Velocity and Doubling Time in Diagnosis and Prognosis of . . .
    One novel approach is the “risk count” method: PSA velocity is recalculated for every historical PSA value and the number of times that PSA velocity exceeds a certain threshold calculated Ketterman et al have developed an even more complex algorithm for determining whether a man in a screening program should undergo biopsy[ 5 ]
  • The PSA Velocity - About Cancer
    Consequently, both of these causes may confuse the interpretation of PSA velocity measurements The NCCN 2004 guidelines make the following statement: "PSA Velocity: For men with PSA < 10 0 ng mL, data suggest that a PSA velocity of 0 75 ng mL yr is suspicious for the presence of cancer, and biopsy is recommended
  • PSA Doubling Time - Memorial Sloan Kettering Cancer Center
    PSA Doubling Time can be an indicator of biochemical and clinical progression This tool predicts the changes in PSA levels over time Pound CR, Partin AW, Eisenberger MA, Chan DW, Pearson JD, Walsh PC
  • Chart: NCCN Guidelines for Early Detection (Age, Risk Factors . . .
    If PSA is more than 3 ng mL and or a very suspicious DRE, talk with your doctor about further testing High-risk individuals: If PSA is less than or equal to 3 ng mL and DRE normal (if done), repeat testing every 1 - 2 years If PSA is more than 3 ng mL and or a very suspicious DRE, talk with your doctor about further testing Age 75+
  • PSA Velocity: What It Reveals About Prostate Health
    Studies have shown that a PSA velocity exceeding 0 75 ng mL per year is associated with a higher likelihood of prostate cancer, particularly aggressive forms requiring early intervention (Carter et al , 1992, JAMA) Cellular proliferation within the prostate plays a key role in PSA velocity
  • PSA Levels by Age Chart: Normal Ranges, and What They Mean
    PSA velocity refers to the rate of increase in PSA levels over time, providing insight into potential prostate issues Monitoring PSA velocity can help detect prostate cancer at earlier stages Follow-Up Testing If initial PSA levels are below 2 5 ng mL, retesting may be every two years; otherwise, annual testing is recommended





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