Malignant Phyllodes Tumor of the Breast: Case Report

Introduction: Phyllodes tumors (PT) are rare and account for 0.3% to 0.5% of all breast tumors. PT may be classified as benign, borderline or malignant. The aim this study was report a case malignant the breast. Case report: A 27-year-old woman presented with mass in left histopathological features malignancy (results US breast: an oval, lobulated hypoechogenic lesion, measuring 7.7 cm – BI-RADS® 4C). segmental resection (SR) performed histopathology surgical specimen confirmed PT. Adjuvant radiotherapy used supplemental treatment. One year later, patient had local recurrence primary tumor underwent new SR There no indication reirradiation. At about 31 months after diagnosis (September 2019 April 2022), is well adherent periodical clinical follow-up. Conclusion: This presents that occurred young more aggressive course.