Mondo Description Joubert syndrome with renal defect is a rare subtype of Joubert syndrome and related disorders (JSRD) characterized by the neurological features of JS associated with renal disease, in the absence of retinopathy.

Uniprot Description A disorder presenting with cerebellar ataxia, oculomotor apraxia, hypotonia, neonatal breathing abnormalities and psychomotor delay. Neuroradiologically, it is characterized by cerebellar vermian hypoplasia/aplasia, thickened and reoriented superior cerebellar peduncles, and an abnormally large interpeduncular fossa, giving the appearance of a molar tooth on transaxial slices (molar tooth sign). Additional variable features include retinal dystrophy and renal disease. Joubert syndrome type 4 is a phenotypically mild form.

Disease Ontology Description A Joubert syndrome that has_material_basis_in deletions of the NPHP1 gene on chromosome 2q13.