Fig. 1.

Preoperative antero-posterior (a) and lateral (b) plain X-rays of the middle thoracic spine. On the ap view no irregular formation of the pedicles can be depicted—the lateral view of the thoracic spine show apophyseal endplate changes as a feature of Scheuermans disease. No signs of osteolytic lesion can be detected. Preoperative transverse (c) and sagittal (d) MRI scan (T₂ sequences: T_R=3,070, T_E=120) demonstrating the tumor mass in the region of the paravertebral muscles, reaching and compressing the dural sac via the right neuroforamen Th9/10