The outcome of interest was a breast cancer diagnosis (ICD-9 code: 174.X; ICD-10 code: C50.X) any time after the initial screening. Members were stratified by age at the initial mammogram, with on-time mammograms defined as those occurring during the 50thyear of life and early mammograms...
[3., 4.] However, other than being invasive or radioactive, some disadvantages are associated with these traditional BC diagnoses, for example, false-negative results of mammogram, undetectability of breast calcifications with ultrasound, unclear image caused by movement during MRI scanning, ...
Figure 2. (A) Routine screening mammogram in a 50-year-old woman with screening Density Category D. Calcifications were seen in the left upper inner quadrant (not shown) for which stereotactic core biopsy showed atypical ductal hyperplasia. Surgical excision was planned. Eight months later she ...