N60.9 - Unspecified benign mammary dysplasia N60 - Benign mammary dysplasia N60.9 - Unspecified benign mammary dysplasia
N60.91 - Unspecified benign mammary dysplasia of right breast N60.92 - Unspecified benign mammary dysplasia of left breast N60.99 - Unspecified benign mammary dysplasia of unspecified breast