Table 1 Imaging differences between phyllodes Tumour and fibroadenoma
Imaging features | Phyllodes tumour (PT) | Fibroadenoma |
|---|---|---|
Ultrasound | ||
Size | Usually larger than 3 cm | Usually smaller than 3 cm except Giant Fibroadenomas |
Shape and Margin | Irregular and circumscribed | Oval and circumscribed |
Lobulations | Microlobulations may be seen | Microlobulations rarely seen |
Echo pattern | Mixed | Hypoechoic with echogenic septae |
Cystic areas and clefts | Pathognomic feature | Cysts may be uncommonly observed in atypical fibroadenomas |
Vascularity | Central and peripheral | Predominantly peripheral |
MRI | ||
Characteristic imaging features | Heterogeneously enhancing mass with non-enhancing Cystic spaces and slit like clefts within | Intensely enhancing T2 hyperintense mass with non-enhancing hypointense internal septations |