Inclusion CIM-10 : Malignant neoplasm of retrobulbar tissue; Malignant neoplasm of extraocular muscle; Malignant neoplasm of retro-ocular tissue; Malignant neoplasm of connective tissue of orbit; Malignant neoplasm of peripheral nerves of orbit;
ICD-10 exclusion note : malignant neoplasm of orbital bone (C41.0);