1 the process of wearing away or wearing down by friction. 2 the physiological wearing away of the teeth such as from normal mastication, grinding, bruxism, premature contacts, or abnormal tooth structures. See abrasion, abfraction, erosion.
The NHS breast screening programme uses breast X-rays (mammograms) to screen all women in the UK aged 50 to 70 who are registered with a GP. They are sent an invitation to go for screening every 3 years.Women older than 70 can make their own appointment for screening at their local breast screening unit. In England, the breast screening programme is expanding the screening age from 47 to 73.hey are sent an invitation to go for screening every 3 years. Women older than 70 can make their own appointment for screening at their local breast screening unit. In England, the breast screening programme is expanding the screening age from 47 to 73.
Not all organizations agree on mammogram guidelines. For instance, the U.S. Preventive Services Task Force mammogram guidelines recommend women begin screening at age 50 and repeat the test every two years. The American Cancer Society and other organizations recommend screening begin at 40 and continue annually.