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Comprehensive Review and Meta-Analysis on the Resection Order for Synchronous Colorectal Liver Metastases: Primary Surgery Compared to Liver First Approach
Clinical Report: Resection Order for Synchronous Colorectal Liver Metastases
Overview
This meta-analysis evaluates the outcomes of primary versus liver-first resection strategies for synchronous colorectal liver metastases (CRLM) based on available studies.
Background
Colorectal cancer (CRC) is a leading cause of cancer-related morbidity and mortality, with a significant proportion of patients presenting with synchronous liver metastases. The choice of surgical strategy—primary first, liver first, or simultaneous resection—remains a critical decision in managing these patients. Understanding the comparative effectiveness of these approaches is essential for treatment outcomes.
Data Highlights
Available studies indicate no significant differences in outcomes between primary-first and liver-first approaches.
Key Findings
Approximately 20% of CRC patients present with synchronous liver metastases.
Current evidence does not demonstrate a clear superiority of either primary-first or liver-first resection strategies.
Most studies evaluating these strategies are retrospective and observational, leading to a high risk of bias.
The METASYNC trial suggested a trend toward improved OS and DFS for simultaneous resection strategies.
Patient selection is crucial, as those undergoing simultaneous resections require higher pre-operative physiological reserves.
Clinical Implications
Surgeons should consider individual patient factors when selecting a resection strategy for CRLM, as current evidence does not favor one approach over another.
Conclusion
The choice between primary-first and liver-first resection strategies for synchronous CRLM remains complex, with no definitive evidence supporting one over the other.
