Prostate Cancer (PHI)

Prostate cancer recorded the largest increase in incidence rate among the common male cancers in Hong Kong.

Factors increasing the risk of prostate cancer:
•    Age: prostate cancer happens mostly in older men and is rarely found in men below the age of 50
•    Family history of prostate cancer
•    Lack of exercise, Obesity

Symptoms of Prostate Cancer
Early prostate cancer may have no symptom, common symptoms of prostate cancer include:
•    Difficulty in passing urine; slow or weak stream of urine
•    Blood in urine
•    Pain in the lower back, pelvis and hips

New Prostate Health Index – phi

•    The phi score provides better risk stratification to identify patients who need a biopsy
•    tool to reduce negative biopsies and provide more confidence in your biopsy decisions²
•    simple blood test for prostate cancer with FDA approval
•    phi comprises a combination of three tests: PSA, free PSA and p2PSA³
•    improve the accuracy of prostate cancer diagnosis
•    reduce the risk of surgery of tissue removal from human body

資料來源：

1.Chp.gov.hk. (2017). &#34910生防護中心 – 前列腺癌. [online] Available at: http://www.chp.gov.hk/tc/content/9/25/5781.html [Accessed 7 Jun. 2017].
2..Catalona WJ, Partin AW, Sanda MG, et al. A multicenter study of [-2]pro-prostate-specific antigen combined with prostate-specific antigen and free prostate-specific antigen for prostate cancer detection in the 2.0 to 10.0 ng/mL prostate-specific antigen range. J Urology 2011 May;185:1650-55.
3.phi is a combination of three Beckman Coulter assays: Access Hybritech PSA, Access Hybritech free PSA, and Access Hybritech p2PSA.