Malignant phyllodes tumor in an 11-year-old premenarchal girl

Phyllodes tumor is uncommon in children, and the malignant form is rare. There have only been a few cases of benign phyllodes tumor reported in peripubertal children and only one malignant case. We report the second case of malignant phyllodes tumor in a premenarchal 11-year-old girl.