Bilateral thoracic paravertebral block: potential and practice

Area of Science:

• Anesthesiology
• Pain Management
• Regional Anesthesia

Background:

• Paravertebral nerve blocks (PVBs) offer advantages over central neural blocks for anesthesia and analgesia.
• While unilateral PVB is well-documented, bilateral PVB has demonstrated significant potential.
• Bilateral PVB has been successfully applied in thoracic, abdominal, and pelvic surgeries, sometimes replacing general anesthesia.

Purpose of the Study:

• To review the existing literature on the application of bilateral PVB.
• To evaluate the efficacy and safety of bilateral PVB in surgical and chronic pain settings.
• To synthesize data from published studies on bilateral PVB techniques.

Main Methods:

• Systematic review of 12 published studies.
• Inclusion of studies involving bilateral PVB for surgery and chronic pain therapy.
• Analysis of varied methods and outcome measures across 538 patients.

Main Results:

• Bilateral PVB demonstrated success in thoracic, abdominal, and pelvic regions.
• No reported cases of systemic toxicity despite substantial local anesthetic doses.
• Low incidence of complications such as pneumothorax and hypotension.

Conclusions:

• Bilateral PVB is a viable technique for surgical anesthesia and pain management.
• The safety profile of bilateral PVB is favorable, with minimal adverse events.
• Further research is warranted to expand the understanding and application of bilateral PVB.