Spinal Nerve Root Haemangioblastoma Associated with Reactive Polycythemia

Figure 1

Localised anteroposterior view of lumbosacral radiograph showing erosion of the lateral half of the right L4 pedicle (white arrow), lateral border of the vertebral body (open arrow), and associated bony sclerosis. Note the normal, symmetrical pedicles at L3 (dashed arrows).