Background: Phyllodes tumors (PT) are rare biphasic neoplastic breast lesions. They account for 0.3–0.5% of female tumours1 and have an incidence about 2.1 per million, the peak which occurs in women aged 45–49 years. There is sometimes difficulty dividing into three recognized grades based on histomorphological features. It because subjective variation absence a definitive grading system. More...