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.
The National Comprehensive Cancer Network recommends routine mammography for women starting at age 40 [15]. The American Cancer Society recommends starting at age 45 [14]. Weighing the benefits and risks, the U.S. Preventive Services Task Force does not recommend routine mammography for all women 40-49 [16].