Benign breast phyllodes tumor

Definition

A usually unilateral, benign and well circumscribed biphasic neoplasm that arises from the breast. It usually affects middle-aged women. It is characterized by the presence of a double layer of epithelial cells that are arranged in clefts, surrounded by a cellular, monomorphic spindle cell mesenchymal component. Mitoses are rare. Necrotic changes may be present in large tumors.

Also known as benign breast phyllodes tumor, benign phyllodes neoplasm of breast, benign phyllodes neoplasm of the breast, benign phyllodes tumor of breast, benign phyllodes tumor of the breast, benign phyllodes tumour of breast, benign phyllodes tumour of the breast, breast benign phyllodes neoplasm, breast phyllodes tumor, benign, cystosarcoma phyllode of the breast, cystosarcoma phylloide of the breast, phylloide tumor of the breast, phylloide tumour of the breast — per MONDO

Also identified as

• DOID 1631 per MONDO
• NCIT C5196 per MONDO
• Orphanet 180261 per MONDO
• SCTID 720344007 per MONDO
• UMLS C1332533 per MONDO

Affected Organs