Current ACOG guidelines recommend that annual screening
mammography begin at age 40 for women at average risk for breast cancer.
After 13 years of follow-up, men who underwent annual screening
for prostate cancer were no less likely to die of prostate cancer than were men who received usual care and opportunistic screening.
Henschke advised former smokers to consider annual screening
, since they remain at high risk for lung cancer for 20-30 years after they quit.
About 1 million women a year are turning 40, the age when many doctors say annual screening
should begin, the panel said.
For example, the US Preventive Services Task Force recommends biennial screening for women aged 50 to 74 years, (1) whereas the American College of Obstetricians and Gynecologists (2) and the American Cancer Society (3) both recommend annual screening
for women aged 40 years and older, with no upper age limit.
It was expected that the impacts of earlier diagnosis and a persistent excess of cases because of annual screening
in the intervention arm would exceed the impacts of opportunistic screening.
WASHINGTON - Revised national screening mammography guidelines may especially impact the health of younger minority women for whom annual screening
is no longer recommended, investigators suggested.
The CDC recommends annual screening
for Chlamydia infection in all sexually active females aged 25 years or less, and routine screening of women over age 25 who have risk factors, such as new or multiple partners.
Of the 8,137 men who underwent annual screening
starting in 1989, only five died from prostate cancer over the next eight years, a death rate of 15.
The researchers who ran the National Lung Screening Trial will likely publish the full results this spring, after which annual screening
of people who match the profile of the study subjects should become the standard of care, he predicted.