This code system http://fhir.ch/ig/ch-crl/CodeSystem/nkrs-iccc3extendedcode defines the following codes:
| Code | Display |
| Ia.1 | Precursor cell leukaemias |
| Ia.2 | Mature B-cell leukaemias |
| Ia.3 | Mature T-cell and NK cell leukaemias |
| Ia.4 | Lymphoid leukaemia, NOS |
| IIb.1 | Precursor cell lymphomas |
| IIb.2 | Mature B-cell lymphomas (except Burkitt lymphoma) |
| IIb.3 | Mature T-cell and NK-cell lymphomas |
| IIb.4 | Non-Hodgkin lymphomas, NOS |
| IIIa.1 | Ependymomas |
| IIIa.2 | Choroid plexus tumour |
| IIIc.1 | Medulloblastomas |
| IIIc.2 | PNET |
| IIIc.3 | Medulloepithelioma |
| IIIc.4 | Atypical teratoid/rhabdoid tumour |
| IIId.1 | Oligodendrogliomas |
| IIId.2 | Mixed and unspecified gliomas |
| IIId.3 | Neuroepithelial glial tumours of uncertain origin |
| IIIe.1 | Pituitary adenomas and carcinomas |
| IIIe.2 | Tumours of the sellar region (craniopharyngiomas) |
| IIIe.3 | Pineal parenchymal tumours |
| IIIe.4 | Neuronal and mixed neuronal-glial tumours |
| IIIe.5 | Meningiomas |
| VIa.1 | Nephroblastoma |
| VIa.2 | Rhabdoid renal tumour |
| VIa.3 | Kidney sarcomas |
| VIa.4 | pPNET of kidney |
| VIIIc.1 | Ewing tumour and Askin tumour of bone |
| VIIIc.2 | pPNET of bone |
| VIIId.1 | Malignant fibrous neoplasms of bone |
| VIIId.2 | Malignant chordomas |
| VIIId.3 | Odontogenic malignant tumours |
| VIIId.4 | Miscellaneous malignant bone tumours |
| IXb.1 | Fibroblastic and myofibroblastic tumours |
| IXb.2 | Nerve sheath tumours |
| IXb.3 | Other fibromatous neoplasms |
| IXd.1 | Ewing tumour and Askin tumour of soft tissue |
| IXd.2 | pPNET of soft tissue |
| IXd.3 | Extrarenal rhabdoid tumour |
| IXd.4 | Liposarcomas |
| IXd.5 | Fibrohistiocytic tumours |
| IXd.6 | Leiomyosarcomas |
| IXd.7 | Synovial sarcomas |
| IXd.8 | Blood vessel tumours |
| IXd.9 | Osseous and chondromatous neoplasms of soft tissue |
| IXd.10 | Alveolar soft parts sarcoma |
| IXd.11 | Miscellaneous soft tissue sarcomas |
| Xa.1 | Intracranial and intraspinal germinomas |
| Xa.2 | Intracranial and intraspinal teratomas |
| Xa.3 | Intracranial and intraspinal embryonal carcinomas |
| Xa.4 | Intracranial and intraspinal yolk sac tumour |
| Xa.5 | Intracranial and intraspinal choriocarcinoma |
| Xa.6 | Intracranial and intraspinal tumours of mixed forms |
| Xb.1 | Malignant germinomas of extracranial and extragonadal sites |
| Xb.2 | Malignant teratomas of extracranial and extragonadal sites |
| Xb.3 | Embryonal carcinomas of extracranial and extragonadal sites |
| Xb.4 | Yolk sac tumour of extracranial and extragonadal sites |
| Xb.5 | Choriocarcinomas of extracranial and extragonadal sites |
| Xb.6 | Other and unspecified malignant mixed germ cell tumors of extracranial and extragonadal sites |
| Xc.1 | Malignant gonadal germinomas |
| Xc.2 | Malignant gonadal teratomas |
| Xc.3 | Gonadal embryonal carcinomas |
| Xc.4 | Gonadal yolk sac tumour |
| Xc.5 | Gonadal choriocarcinoma |
| Xc.6 | Malignant gonadal tumours of mixed forms |
| Xc.7 | Malignant gonadal gonadoblastoma |
| XIf.1 | Carcinomas of salivary glands |
| XIf.2 | Carcinomas of colon and rectum |
| XIf.3 | Carcinomas of appendix |
| XIf.4 | Carcinomas of lung |
| XIf.5 | Carcinomas of thymus |
| XIf.6 | Carcinomas of breast |
| XIf.7 | Carcinomas of cervix uteri |
| XIf.8 | Carcinomas of bladder |
| XIf.9 | Carcinomas of eye |
| XIf.10 | Carcinomas of other specified sites |
| XIf.11 | Carcinomas of unspecified site |
| XIIa.1 | Gastrointestinal stromal tumour |
| XIIa.2 | Pancreatoblastoma |
| XIIa.3 | Pulmonary blastoma and pleuropulmonary blastoma |
| XIIa.4 | Other complex mixed and stromal neoplasms |
| XIIa.5 | Mesothelioma |
| XIIa.6 | Other specified malignant tumours |
