| regional involvement | <oncology> The spread of cancer from its original site to nearby surrounding areas. Regional cancers are confined to one location of the body. Regional involvement in breast cancer could include spread to the lymph nodes or to the chest wall. (12 Mar 1998) |
|---|---|
| pneumonia with chest-wall involvement | <radiology> Actinomyces israelii, Nocardia asteroides (12 Dec 1998) |