While some guidelines recommend two diagnostic nerve blocks before radiofrequency treatment for chronic low back pain, a randomized trial showed greater success without use of the prior blocks. The ...

Cohen cautions that diagnostic nerve blocks are called for in some cases. For example, they should be used to determine whether surgery is the right option for relieving certain kinds of back pain in ...

The use of diagnostic blocks before radiofrequency denervation in patients with lumbar fractogenic pain is unnecessary, cost-ineffective and prolongs the treatment time for patients. These findings, ...

Facetogenic pain, also known as zygapophysial joint pain, is a frequent cause of mechanical spine pain. Diagnostic blocks (for example, medial branch blocks [MBBs]) are the only reliable approach to ...