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 |