The Efficacy and Safety of Serratus Anterior Plane Block for Pain Management in Patients with Rib Fractures: a Narrative Review.

PURPOSE OF REVIEW: Rib fractures, commonly resulting from blunt thoracic trauma, contribute significantly to patient morbidity related to severe pain and associated complications, including atelectasis, pneumonia, and acute respiratory failure. Effective pain management is crucial for minimizing these complications, optimizing respiratory function, and facilitating recovery.

RECENT FINDINGS: Traditional methods such as NSAIDs, systemic opioids, intercostal nerve blocks, and surgical interventions provide relief but are associated with limitations, including risks of respiratory depression, sedation, infection, and procedural complications. These risks underscore the need for alternative strategies with improved safety profiles. The serratus anterior plane block (SAPB) has emerged as a promising regional anesthesia technique for managing rib fracture pain. Administered under ultrasound guidance, SAPB has shown a low risk of complications such as infection, bleeding, or pneumothorax, enhancing its appeal as a minimally invasive approach. Research has demonstrated SAPB's efficacy in reducing pain scores, minimizing opioid requirements, and improving respiratory function and mobility. By decreasing opioid dependence, SAPB lowers the risk of opioid-related adverse effects and facilitates faster patient recovery. Its favorable safety profile and effectiveness make SAPB a valuable option in managing rib fracture pain, particularly in high-risk populations. Despite its advantages, further studies are needed to optimize SAPB techniques, establish standardized protocols, and investigate long-term outcomes. SAPB represents a significant advancement in rib fracture pain management, highlighting the growing role of regional anesthesia in modern medicine.