Osteogenic pulmonary metastases originating from a phyllodes tumour of the breast with osteosarcomatous differentiation

Malignant phyllodes tumour is an uncommon breast neoplasm which undergoes osteosarcomatous differentiation in 1.3% of cases. We document the plain film, CT and scintigraphic features of a case of pulmonary metastases from this rare primary tumour.