1 If two consecutive transfusions yield increments that do not meet the minimum standard for a successful transfusion (see Refractoriness below), the effectiveness of subsequent platelet transfusions should be evaluated by performing a count 10 to 60 minutes after their completion.
American College of Radiology: Starting at 40, get a mammogram every year. American College of Gynecology and Obstetrics: At 40 to 49, get a mammogram every year or every two years; at 50 and older, a mammogram every year. U.S. Preventive Services Task Force: At 50, get a mammogram every two years, ending at 75.
American Cancer Society recommendations for early breast cancer detection in women without breast symptoms. Women age 40 and older should have a mammogram every year and should continue to do so for as long as they are in good health.1  Current evidence supporting mammograms is even stronger than in the past. 2  In particular, recent evidence has confirmed that mammograms offer substantial benefit for women in their 40s.merican Cancer Society recommendations for early breast cancer detection in women without breast symptoms. Women age 40 and older should have a mammogram every year and should continue to do so for as long as they are in good health.