FaCD Online Syndrome Fact Sheet

Last updated: 10 May 2011

Name: Breast Cancer, Pyloric Stenosis and Endometriosis

Mode of Inheritance: AD?

Tumor features

breast cancer

Non-tumor features

pyloric stenosis


Liede et al[1] reported two families with clustering of breast cancer, pyloric stenosis and endometriosis in multiple generations. The authors speculate that this might be a new syndrome. Endometriosis is known to cluster in families and is associated with increased breast cancer risk, see: Endometriosis, familial.


[1] Liede A, Pal T, Mitchell M, Narod SA. Delineation of a new syndrome: clustering of pyloric stenosis, endometriosis, and breast cancer in two families. J Med Genet. 2000 Oct;37(10):794-6.