MAP2K2 and cardiofaciocutaneous syndrome: A novel c.383C̀‐>A transversion in exon 3 of MAP2K2 and 19p13.3 microdeletion involving the mitogen‐activated protein kinase kinase 2 gene (MAP2K2) were reported to cause the cardio‐facio‐cutaneous (CFC) syndrome 30, 31.