C51 Malignant neoplasm of vulvaNon-billable header with 5 child codes.
C51.0 Malignant neoplasm of labium majusC51.1 Malignant neoplasm of labium minusC51.2 Malignant neoplasm of clitorisC51.8 Malignant neoplasm of overlapping sites of vulvaC51.9 Malignant neoplasm of vulva, unspecifiedC43 Malignant melanoma of skin ("malignant melanoma of skin of genital organs (C51-C52, C60.-, C63.-)")C44 Other and unspecified malignant neoplasm of skin ("malignant neoplasm of skin of genital organs (C51-C52, C60.-, C63.2)")C43 Malignant melanoma of skin ("malignant melanoma of skin of genital organs (C51-C52, C60.-, C63.-)")C44 Other and unspecified malignant neoplasm of skin ("malignant neoplasm of skin of genital organs (C51-C52, C60.-, C63.2)")