CRTC1 and hidradenoma: While there was only two fusions found for MEC on COSMIC (https://cancer.sanger.ac.uk/cosmic, accessed on 15 October 2022), the CRTC1::MAML2 alteration was also documented in 2 hidradenomas, 11 adenolymphomas (also known as Warthin tumors), 1 rare case of malignant Warthin tumor (Figure 6).