PIM-1 staining in benign adipocytic tumours. (a–b) Hibernoma (H&E, and PIM-1 showing strong expression; original magnification ×200), (c–d) Lipoblastoma (H&E and PIM-1 showing strong expression, original magnification ×40), (e–f) Angiolipoma (H&E and PIM-1 showing strong positivity, original magnification ×40 and 200 respectively).