Breast Schwannoma: A Rare Entity

Though benign breast lesions are common, but schwannoma which develops out of nerve sheath cells usually arises in extremities, trunk &head region is a rare presentation in breast. This is a case of 43 yr female presenting as lump breast for 6 months which was diagnosed as schwannoma. Grossly, it was a well defined, oval shaped, firm mass measuring 4x3x1.5 cm with a rim of fatty tissue. External surface was grey white and smooth. It was well circumscribed. Cut surface of the tumor was grey white in colour. Microscopic examination revealed closely packed bundles of woven spindle cells with pallisading of the nuclei.