Interestingly, hip subluxation in children with Down syndrome is hardly ever found at birth but instead is most common between the ages of 3 and 13 years. The most common sign is a limp, and pain may or may not be present. Treatment will often start with immobilization of the hip with a cast. The most common musculoskeletal effects of Down syndrome include weak muscle tone (hypotonia) and ligaments that are too loose (ligament laxity). This leads to excessive joint flexibility. Joint Instability. Children with Down syndrome may have hip, knee, and other joints that slip out of place or become dislocated. Hip instability. The hip is a "ball-and-socket" joint.
Dementia in Adults with Down Syndrome Page | 5 of 12 Acting out behavior due to unnoticed or non-communicated person discomfort or pain from physical changes - notice any change in activities that may be related to pain or discomfort slowing in movement (bending, walking, standing up, movement of hands interfering with skills.