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RAS/BRAF Wild-Type (Right)
Intermediate PrognosisGenes Involved
KRAS
NRAS
BRAF
Treatment Implications
Despite RAS WT, right-sided benefit less from anti-EGFR.
Recommended Treatments
FOLFOX + Bevacizumab
FOLFOXIRI + Bevacizumab
Treatments to Avoid
No specific contraindications noted
Study References
CALGB 80405
Key Statistics
10.00%
Prevalence in CRC
Yes
Targetable
Clinical Notes
Bevacizumab may be preferred first-line.
Information
Category: RAS Pathway
Evidence Level: Level 2A
Last Updated: Dec 7, 2025
Medical Disclaimer: This information is for educational purposes only and should not replace professional medical advice. Always consult with your oncologist for personalized treatment decisions based on your specific situation.