Meaning of carcinoma in situ in English:

carcinoma in situ

Pronunciation /ˌkɑːsɪˌnəʊmə ɪn ˈsɪtjuː/ /ˌkɑːsɪˌnəʊmə ɪn ˈsɪtʃuː/


Pathology Medicine
  • Carcinoma at a pre-invasive stage in which malignant cells are confined to the epithelium, with no extension through the basement membrane or into adjacent structures; an instance of this.


1930s. From carcinoma + in situ.