Metaphyseal dysostosis-intellectual disability-conductive deafness syndrome

Definition

A rare multiple metaphyseal dysplasia syndrome characterized by metaphyseal dysplasia, short-limb dwarfism (more pronounced in the lower limbs), mild intellectual deficiency and conductive hearing loss that is associated with repeated episodes of otitis media in childhood. Patients usually present with short and cupped ribs, short and broad hands and finger joint laxity. Hyperopia, strabismus, anterior polar cataract, scoliosis, lumbar lordosis and brachydactyly may also be present. There have been no further descriptions in the literature since 1971.