Cystic Echinococcosis of the Breast - Diagnostic Dilemma or just a Rare Primary Localization.

Introduction: Although the liver and lung are the most frequently affected organs in cystic echinococcosis, the cysts may develop in any viscera and tissues. Breast is a rare primary localization with few cases described in the literature. We present an updated and systematic review and discuss the possible mechanisms of spreading, diagnostic and treatment options.