C50 - Malignant neoplasm of breast
C50.3 - Malignant neoplasm of lower-inner quadrant of breast
C50.31 - Malignant neoplasm of lower-inner quadrant of breast, female
C50.311 - Malignant neoplasm of lower-inner quadrant of right female breast
C50.312 - Malignant neoplasm of lower-inner quadrant of left female breast
C50.319 - Malignant neoplasm of lower-inner quadrant of unspecified female breast
C50.32 - Malignant neoplasm of lower-inner quadrant of breast, male
C50.321 - Malignant neoplasm of lower-inner quadrant of right male breast
C50.322 - Malignant neoplasm of lower-inner quadrant of left male breast
C50.329 - Malignant neoplasm of lower-inner quadrant of unspecified male breast