Fig. 1From: A malignant solitary fibrous tumour arising from the first lumbar vertebra and mimicking an osteosarcoma: a case reportPreoperative computed tomography (CT). Left: Axial contrast-enhanced CT image reveals a heterogeneously enhanced mass (arrows) in the L1 vertebra. Right: Sagittal reconstructed bone window CT image of the lumbar spine shows an expansile lytic lesion (arrows) in the posterior L1 vertebral arch. Abbreviation: L1 body of the first lumbar vertebraBack to article page