Correct!
4. Transthoracic percutaneous CT-guided biopsy
Transthoracic percutaneous CT-guided biopsy of the right paraspinous lesion was performed (Figure 4).
Figure 4: Axial thoracic CT obtained in the prone position during percutaneous transthoracic biopsy shows placement of the biopsy needle into the fatty right paraspinal mass.
What is the most likely diagnosis?