Mild lobular hyperplasia

Different grades of ductal hyperplasia (LP)

Different grades of ductal hyperplasia

Mild hyperplasia

Mild to moderate hyperplasia

Moderate hyperplasia

Florid Hyperplasia

Hyperplastic duct next to normal (LP)

Hyperplastic duct next to normal (LP)

Mild ductal hyperplasia

Mild ductal hyperplasia

Mild ductal hyperplasia

Moderate ductal hyperplasia

Moderate to florid ductal hyperplasia

Moderate to florid ductal hyperplasia

Florid ductal hyperplasia in one duct and mild in another

Hyperplasia to atypia

Atypical hyperplasia with some but not all features of CIS and a layer of flat normal epithelium at part of the circumference

Atypical ductal hyperplasia