PMC9712039_01
PMC9712039_02
PMC9712039_03
Anteroposterior (A) and lateral (B) radiography showing appropriate needle positioning with contrast dye during medial branch radiofrequency procedure.
pmr.2022.0050_figure1.jpg
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The anteroposterior and lateral views of the appropriate RF needle placements to the medial branches with the dispersion of contrast dye are shown in Figure 1A and B in Case 1.