Hamartoma of the breast

Two cases of hamartoma of the breast are presented. The clinical findings of this benign, rare lesion are not specific. It is characterized radiologically by its typical features of a clear or heterogeneous well defined picture with radiolucent zones on mammography. Echography provides no specific picture. Histologically, the tumor is composed of normal or dysplastic mammary tissue. Surgical treatment is mandatory, an enucleation can usually be performed.