Fig. 6From: CD34 + tumours of the orbit including solitary fibrous tumours: a six-case series a The coronal contrast enhanced orbit CT shows much progression of the mass involving the right ethmoid sinus, frontal sinus, orbit, and some portions of the nasal cavity. b The removed tumour has a cystic and fragile structure. The tightly packed spindle-shaped cells (H-E stain, x400) c are shown with positive reactivity for CD34 (CD34 stain, x 400), d Back to article page