Columnar cell hyperplasia of the breast

Columnar cell hyperplasia of the breast

Definition

A columnar cell lesion characterized by the presence of enlarged terminal ductal lobular units with dilated acini. The acini are lined by more than two layers of columnar epithelial cells. Prominent apical cytoplasmic snouts are present. Secretions are often present in the lumina of the dilated acini.

Also known as CCH, columnar cell hyperplasia of breast — per MONDO

Also identified as

Affected Organs

Organ Involvement Source
Breast Disease Has Associated Anatomic Site NCIT · CC BY 4.0
Breast Disease Has Primary Anatomic Site NCIT · CC BY 4.0