An extremely rare genetic bone disorder with characteristics of the classic features of Joubert syndrome (i.e. malformation of the brainstem causing ataxia, hypotonia, cognitive impairment, and abnormal eye movements), associated with the skeletal anomalies found in Jeune asphyxiating thoracic dystrophy including short-rib dysplasia and narrow thorax causing respiratory failure, short limbs and metaphyseal changes. [from
SNOMEDCT_US]