Prospective Longitudinal Monocentric Study to Measure Limb Movement in Patients With FGFR3-related Skeletal Dysplasia Using Syde®
The study aims to identify which Syde®-derived digital outcomes are reliable in FGFR3-related Skeletal Dysplasia. This requires to set-up a natural history study to measure limb movements in patients with ACH or HCH.
• Aged 3 years old or older at the time of consent.
• Written informed consent obtained:
‣ From the parent(s) or legal guardian(s) for participants under 18 years old.
⁃ From participants 18 years old and older.
• Affiliated to, or beneficiary of a social security category
• Able to walk unassisted for at least 10 meters.
• Genetically confirmed diagnosis with one pathogenic variant (ACMG class IV \& V) of achondroplasia or hypochondroplasia.
• Participant (and caregivers for participants under 18 years old) willing and able to comply with all study procedures including: questionnaires, Syde® related procedures