ICD-11 code : 2C61.1;
Preferred Label : Invasive lobular carcinoma of breast;
ICD-11 definition : An infiltrating lobular adenocarcinoma. The malignant cells lack cohesion and are
arranged individually or in a linear manner (Indian files), or as narrow trabeculae
within the stroma. The malignant cells are usually smaller than those of ductal carcinoma,
are less pleomorphic, and have fewer mitotic figures.;
ICD-11 synonym : infiltrating lobular carcinoma of unspecified site; lobular carcinoma of unspecified site; Infiltrating lobular carcinoma of breast; lobular adenocarcinoma of breast;
Origin ID : 107769421;
Automatic exact mappings (from CISMeF team)
Currated CISMeF NLP mapping
An infiltrating lobular adenocarcinoma. The malignant cells lack cohesion and are
arranged individually or in a linear manner (Indian files), or as narrow trabeculae
within the stroma. The malignant cells are usually smaller than those of ductal carcinoma,
are less pleomorphic, and have fewer mitotic figures.