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Profile Name | PIK3CA Q75E |
Gene Variant Detail | |
Relevant Treatment Approaches |
Molecular Profile | Indication/Tumor Type | Response Type | Relevant Treatment Approaches | Therapy Name | Approval Status | Evidence Type | Efficacy Evidence | References |
---|---|---|---|---|---|---|---|---|
PIK3CA Q75E | head and neck squamous cell carcinoma | predicted - sensitive | Alpelisib | Case Reports/Case Series | Actionable | In clinical case study, treatment with Piqray (alpelisib) resulted in a partial response with 73% tumor shrinkage in a patient with head and neck squamous cell carcinoma (HNSCC) harboring PIK3CA Q75E, and in a preclinical analysis, resulted in inhibition of proliferation and increased apoptosis in a HNSCC cell line expressing PIK3CA Q75E in culture (PMID: 34779417). | 34779417 |