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Thoracic paravertebral block in chronic postoperative pain
Regional Anesthesia
|November 1, 1992
Summary
Thoracic paravertebral block offers effective pain relief for chronic post-thoracotomy pain. This technique provides reliable, unilateral analgesia with minimal complications, making it a safe option for patients.
Area of Science:
- Anesthesiology
- Pain Management
- Thoracic Surgery
Background:
- Chronic postoperative pain is a frequent complication following thoracic surgery.
- Current pain management often involves intercostal nerve or thoracic epidural blocks.
- Thoracic paravertebral block presents potential advantages over existing methods.
Purpose of the Study:
- To evaluate the efficacy and safety of thoracic paravertebral block for chronic postoperative pain.
- To compare outcomes in post-thoracotomy and postmastectomy pain patients.
Main Methods:
- Retrospective analysis of 281 thoracic paravertebral blocks.
- Data collected from 1986 to 1990 in a dedicated pain clinic.
- Inclusion criteria: chronic pain after thoracotomy or mastectomy.
Main Results:
- For post-thoracotomy pain, 58% experienced pain relief for at least one month, with 30% lasting over two months.
- Postmastectomy pain relief was less than one month in 88% of patients.
- No severe complications were reported during the study period.
Conclusions:
- Thoracic paravertebral block is a reliable and safe method for managing chronic post-thoracotomy pain.
- The technique provides effective unilateral analgesia.
- Further research may be needed to optimize its use for postmastectomy pain.