FDA approves Qiagen CDx for gastrointestinal stromal tumors
Aug. 9, 2023—Qiagen announced FDA approval of its Therascreen PDGFRA RGQ PCR kit, a companion diagnostic intended for use to aid clinicians in identifying patients with gastrointestinal stromal tumors (GIST) who may be eligible for treatment with avapritinib (Ayvakit, Blueprint Medicines).