A variety of substances are injected around certain nerves in order to improve pain coming from irritation of the target nerve or to aid in the diagnosis of certain chronic pain problems.

The following nerve injections are available

• diagnostic cervical and lumbar medial branch blocks for the diagnosis of chronic pain in those regions (under fluoroscopy)
• injections under the flexor retinaculum at the wrist for carpal tunnel syndrome
• injections around the suprascapular nerve for varieties of shoulder and periscapular pain
• ilio-inguinal, ilio-hypogastric, and genitofemoral nerve blocks
• intercostal nerve blocks
• lateral femoral cutaneous nerve blocks