Juvenile papillomatosis (Swiss cheese disease) of the breast

The Spectrum of Breast Diseases in Saudi Arab Females: A 26 Year Pathological Survey at Dhahran Health Center

“…They include papillomatosis, cyst formation, apocrine metaplasia, sclerosing adenosis and duct ectasia. 48 He labeled it "juvenile papillomatosis", which is now widely recognized as a specific clinicopathologic entity. The presence of florid epithelial changes and extensive cyst formation impart to the lesion a Swiss cheese appearance.…”

Female-type fibrocystic disease with papillary hyperplasia in a male breast

“…No such cause is noted in this current case. Ståle Sund et al 2 labelled their case as an example of juvenile papillomatosis; classically this lesion is a rare, benign ductal hyperplasia of adolescents or children, occasionally termed “Swiss cheese disease” and originally described by Rosen et al in 1980 6. Juvenile papillomatosis has been variably linked with breast cancer risk 7.…”

Pediatric and Adolescent Breast Masses: A Review of Pathophysiology, Imaging, Diagnosis, and Treatment

“…the lesion a "Swiss cheese" appearance [31]. Clinically, patients with juvenile papillomatosis present with a firm but mobile well-circumscribed mass that can be mistaken for a fibroadenoma.…”