Annals of surgical oncology
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Contralateral prophylactic mastectomy (CPM) rates in younger women with unilateral breast cancer have more than doubled. Studies of cost and quality of life of the procedure remain inconclusive. ⋯ From this refined model, UM with routine surveillance costs less and provides an equivalent quality of life. Patients undergoing CPM may eliminate the anxiety of routine surveillance, but they face the burden of higher lifetime medical costs.