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Profile Name | NRAS G12X |
Gene Variant Detail | |
Relevant Treatment Approaches | MEK inhibitor (Pan) MEK1 Inhibitor MEK2 Inhibitor PI3K Inhibitor (Pan) PIK3CA inhibitor RAS Inhibitor (Pan) |
Molecular Profile | Indication/Tumor Type | Response Type | Relevant Treatment Approaches | Therapy Name | Approval Status | Evidence Type | Efficacy Evidence | References |
---|---|---|---|---|---|---|---|---|
NRAS G12X | myelodysplastic syndrome | not applicable | N/A | Guideline | Prognostic | NRAS G12X is associated with a poor prognosis in patients with myelodysplastic syndrome (NCCN.org). | detail... | |
NRAS G12X | colorectal cancer | resistant | Cetuximab | FDA contraindicated | Actionable | Erbitux (cetuximab) treatment of colorectal cancer patients with NRAS exon 2, codon 12 mutations is contraindicated (FDA.gov). | detail... | |
NRAS G12X | colorectal cancer | resistant | Panitumumab | FDA contraindicated | Actionable | Vectibix (panitumumab) treatment of colorectal cancer patients with NRAS exon 2, codon 12 mutations is contraindicated (FDA.gov). | detail... | |
NRAS G12X | Advanced Solid Tumor | no benefit | MEK inhibitor (Pan) MEK1 Inhibitor MEK2 Inhibitor | Binimetinib | Phase II | Actionable | In a Phase II trial (MATCH), Mektovi (binimetinib) treatment resulted in an objective response rate of 2.1% (1/47) that was deemed nonpromising in patients with advanced solid tumors harboring NRAS mutations at codon 12 (n=17), 13 (n=8), or 61 (n=22), with a 6-month progression-free survival (PFS) of 29.2%, a median PFS of 3.5 months, and a median overall survival of 10.5 months (PMID: 33637626; NCT02465060). | 33637626 |