PDGFRA and gastrointestinal stromal tumor: Examples of these drug approvals include apalutamide for nonmetastatic castrate-resistant prostate cancer, tepotinib for metastatic MET exon 14–skipping NSCLC, and avapritinib for unresectable or metastatic gastrointestinal stromal tumor (GIST) with platelet-derived growth factor receptor alpha (PDGFRA) exon 18 variant including D842V variant.