hrp0097rfc4.6 | Growth and syndromes (to include Turner syndrome) | ESPE2023

Results from the PROPEL 2 dose-finding study: oral infigratinib leads to significant increases in height velocity with good tolerability in children with achondroplasia

Savarirayan Ravi , Maria De Bergua Josep , Arundel Paul , Pierre Salles Jean , Saraff Vrinda , Delgado Borja , Leiva-Gea Antonio , McDevitt Helen , Nicolino Marc , Rossi Massimiliano , Salcedo Maria , Cormier-Daire Valerie , Skae Mars , Kannu Peter , B. Bober Michael , Phillips III John , Saal Howard , Harmatz Paul , Burren Christine , Candler Toby , Cho Terry , Muslimova Elena , Weng Richard , Raj Supriya , Hoover-Fong Julie , Irving Melita , Rogoff Daniela

Background: Achondroplasia (ACH), the most common short-limbed skeletal dysplasia, is characterized by impaired endochondral ossification resulting from gain-of-function pathogenic variants in the fibroblast growth factor receptor 3 (FGFR3) gene, a negative regulator of endochondral bone growth. People with ACH are at risk for several significant co-morbidities, including brainstem compression due to foramen magnum stenosis, sleep-disordered breathing, chronic...