A Case Report of Breast Myofibroblastoma: A Bad Looking Benign Tumor

This study aims to analyze the relevance of the correct evaluation in the breast pathology, using a standardized method for reporting breast imaging studies, the Breast Imaging Report And Data System (BI-RADS). Myofibroblastoma (MFB) of the breast is a rare, benign, mesenchymal tumor of breast, can be a diagnostic challenge for the non-experienced general radiologist or radiology resident, due to its clinical, mammographic and ultrasonographic characteristics. In this report case we present a 57-year-old women with a breast lump and non-specific imaging findings, through her mammographic and ultrasonographic evaluation, requiring histopathological correlation, making the diagnoses of MFB, leading to lumpectomy as treatment.