Department of Radiology, Moorfields Eye Hospital, London. We present a case of aneurysmal bone cyst involving the roof of the orbit and sphenoid bone, with plain film, computed tomography, and ...

The MRI revealed a well-defined lesion with fluid-fluid levels. The needle biopsy aspirate was haemorrhagic, and hence a diagnosis of the aneurysmal bone cyst was made. As the lesion was beneath the ...