Fig. 4From: Malignant phyllodes tumor in Lynch syndrome: a case reporta Area of tumor with compression of the epithelium forming cleftlike spaces with a āleaflikeā pattern. b Area of phyllodes tumor with stromal/sarcomatous overgrowth demonstrating nuclear atypia and increased mitotic activity. c Malignant phyllodes tumor with infiltrative growth pattern into the surrounding adipose tissueBack to article page