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without imaging guidance 62321 with imaging guidance (ie, fluoroscopy or CT) 62322 Injection(s), of diagnostic or therapeutic substance(s) (eg, anesthetic, antispasmodic, opioid, steroid, other solution), not including neurolytic substances, including needle or catheter placement, interlaminar epidural or subarachnoid, lumbar or sacral (caudal)

Safety and Comfort Considerations Both options are considered safe when used appropriately