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.
The value of screening mammograms was questioned in November 2009 when the U.S. Preventive Services Task Force recommended that routine screening mammograms for women with an average risk of breast cancer should start at age 50 instead of age 40.or example, mammograms have been shown to lower the risk of dying from breast cancer by 35% in women over the age of 50. In women between ages 40 and 50, the risk reduction appears to be somewhat less.