This code system http://fhir.ch/ig/ch-crl/CodeSystem/nkrs-stjudemurphystaging defines the following codes:
Code | Display | Definition |
I | Stage I | Involvement of a single tumour mass or nodal area, excluding the mediastinum and abdomen |
II | Stage II | Involvement of a single tumour mass with regional node(s) or two or more tumours and/or nodal regions on the same side of the diaphragm, or a completely resected primary gastrointestinal tract tumour with or without regional nodal involvement |
III | Stage III | Tumour masses and/or regional nodes on opposite sides of the diaphragm or primary intrathoracic tumour (mediastinal, pleural or thymic) or extensive primary intra abdominal disease or paraspinal tumour or epidural tumour |
IV | Stage IV | Involvement of bone marrow and/or central nervous system. |