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Microcephalic osteodysplastic primordial dwarfism type II (MOPDII) is a disorder where growth delay happens at the earliest stages of a baby’s development in the womb. Unlike many other types of dwarfism, children with primordial dwarfism are born much smaller than average.

Nemours Children's is world renowned for diagnosing and treating skeletal dysplasias, including primordial dwarfism. We’re here to answer your questions, ease your concerns, and build a personalized care plan to help your child live life to the fullest.

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Why Choose Us

Nemours Children’s Health System has been recognized for delivering advanced pediatric orthopedic care since 1940. Families from all over the world travel to see our skeletal dysplasia experts. Our care providers have the experience and training to diagnose even the rarest types of skeletal dysplasia, like microcephalic osteodysplastic primordial dwarfism type II (MOPDII). Once we’ve identified your child’s condition, our care teams work together to create a personalized treatment plan that meets your family’s needs.

Treatment is led by our world-renowned skeletal dysplasia experts, including Michael Bober, MD, and William Mackenzie, MD. Since skeletal dysplasias can evolve and change with time, so does your child’s treatment plan. We aim to guide your child to the right care, at the right time.

Since many kids who travel to Nemours need to see different specialists, our care navigators coordinate appointments to make our expertise as convenient as possible for families. We also help kids with MOPDII achieve the highest possible function and quality of life through access to Nemours experts, clinical programs and support services.

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