Research Article
Use of Mastectomy for Overdiagnosed Breast Cancer in the United States: Analysis of the SEER 9 Cancer Registries
Table 2
Criteria used to rule out overdiagnosis.
| Cases are ruled out from being overdiagnosed if they show any of the following… |
| (i) ≥2 invaded lymph nodes | (ii) ≥4 cm in diameter | (iii) Invasion to the pectoral fascia, muscle, or chest wall | (iv) Invasion to the skin of the breast with ulceration, or to the adjacent skin | (v) Distant metastasis |
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