Medial Branch Blocks Versus Pericapsular Blocks in Selecting Patients for Percutaneous Cryodenervation of Lumbar Facet Joints

Our results suggest that uncontrolled medial branch blocks are superior to pericapsular blocks in selecting patients for facet joint cryodenervation, but both blocks work. If serial controlled blocks cannot be used, lumbar facet joint pain remains a diagnostic dilemma.