Roche Ventana MMR RxDx gets expanded approval
Aug. 15, 2022—Roche announced that the FDA has approved a label expansion for the Ventana MMR RxDx panel, an immunohistochemistry companion diagnostic test to aid in identifying patients whose solid tumors are deficient in DNA mismatch repair (dMMR) and who may be eligible for Keytruda (pembrolizumab).