In a post from December 2015 (“I’m skeptical about … PSA screening”), I borrowed an analogy from Dr. Gilbert Welch, a Dartmouth epidemiologist, who noted that cancers are like animals in a barnyard enclosed by a fence. The goal is to keep them contained. Continue reading
Update on cancer screening
I read an interesting update on cancer screening today published in the January 2016 issue of the BMJ noting that: “A systematic review of cancer screening trials found that three (33%) showed reductions in disease specific mortality and that none showed reductions in overall mortality.” Continue reading
I’m skeptical about … PSA screening.
In my last 2 posts I talked about screening for colon cancer and breast cancer, respectively. Now it’s time to give men their due and discuss prostate cancer screening, specifically the use of PSA (prostate specific antigen) testing. Continue reading