lobular neoplasia adenocarcinoma in situ breast adenocarcinoma lobular breast carcinoma in situ https://github.com/monarch-initiative/mondo/issues/9097 non-infiltrating lobular carcinoma ICDO:8520/2 SCTID:109888004 lobular Ca in situ of breast MONDO:0006270 lobular carcinoma in situ (LCIS) non-infiltrating lobular carcinoma of the breast lobular carcinoma in situ of the breast lobular Ca in situ of the breast lobular carcinoma in situ MEDGEN:79007 lobular carcinoma in situ of the breast (LCIS) UMLS:C0279563 breast lobular carcinoma in situ non-infiltrating lobular breast carcinoma LCIS lobular breast carcinoma in situ A non-invasive adenocarcinoma of the breast characterized by a proliferation of monomorphic cells completely filling the lumina. The overall lobular architecture is preserved. It is frequently multifocal (90% in some series) and bilateral. It seldom becomes invasive; however there is an increased risk of infiltrating ductal adenocarcinoma. non-invasive lobular carcinoma of the breast non-invasive lobular carcinoma of breast EFO:1000326 non-invasive lobular breast carcinoma lobular carcinoma in situ of breast NCIT:C4018 ICD10CM:D05.0 non-infiltrating lobular carcinoma of breast ONCOTREE:LCIS