C72.3 - Malignant neoplasm of optic nerve C72 - Malignant neoplasm of spinal cord, cranial nerves and other parts of central nervous system C72.3 - Malignant neoplasm of optic nerve
C72.30 - Malignant neoplasm of unspecified optic nerve C72.31 - Malignant neoplasm of right optic nerve C72.32 - Malignant neoplasm of left optic nerve