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| Profile Name | PIK3CA L10_P18del PIK3CA E545K |
| 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 L10_P18del PIK3CA E545K | gastrointestinal stromal tumor | predicted - sensitive | Alpelisib | Case Reports/Case Series | Actionable | In a clinical case study, Piqray (alpelisib) treatment resulted in symptom improvement and stable disease maintained for more than 12 months in an adolescent patient with SDH-deficient gastrointestinal stromal tumor (GIST) harboring PIK3CA E545K and PIK3CA L10_P18del (PMID: 35917491). | 35917491 |