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Definition

An autosomal recessive disorder characterized by variable skeletal abnormalities and neurodevelopmental defects. Neurologic manifestations include intellectual disability and motor delay. Some patients manifest hypotonia and seizures. Skeletal features include disproportionate short stature, cervical malformations, epiphyseal and metaphyseal dysplasia, and rarely premature craniosynostosis with progressive microcephaly. Severe combined immunodeficiency with a complete absence of T cells is observed in some patients.

Acronym

ISDNA

Keywords

Dwarfism
Mental retardation

Disclaimer

Any medical or genetic information present in this entry is provided for research, educational and informational purposes only. It is not in any way intended to be used as a substitute for professional medical advice, diagnosis, treatment or care. Our staff consists of biologists and biochemists that are not trained to give medical advice.