FGFR3 and achondroplasia: For instance, different germline FGFR3 (MIM: 134934) variants cause Achondroplasia (MIM: 100800), Hypochondroplasia (MIM: 146000), and other disorders; timely diagnosis of FGFR3-related skeletal dysplasia is essential for timely management of complications and genetic counseling.39