An ovoid-shaped fat signal lesion in the left posterolateral aspect of the spinal canal at the level of T6-T8. There is right anterolateral displacement and compression of the spinal cord. It is hyperintense on T1-weighted and T2-weighted sequences. Normal signal and morphology of the spinal cord above and below the level of the lesion.
The thoracic vertebral bodies demonstrate normal signal.
Conclusion: Mid-thoracic lesion with an appearance consistent with lipoma.