“…We analyzed the data described in 72 case reports: 34 isolated cases and 38 sibs in 17 families [Aicardi et al, 1983;Appleton et al, 1989;Beemer and Gooskens, 1985;Boltshauser and Isler, 1977;Boltshauser et al, 1981;Burroni et al, 1980;Calogero, 1977;Campbell et al, 1984;Casaer et al, 1985;Casamassima et al, 1987;Curatolo et al, 1980;Da Silva et al, 1984;Dekaban, 1969;Dralle and Schmidt-Sommerfeld, 1979;Egger et al, 1982;Fernandez et al, 1979;Fierro et al, 1977;Friede and Boltshauser, 1978;Gustavson et al, 1971;Hartmant-van Rijckevorsel et al, 1983;Haumont and Pelc, 1983;Houdou et al, 1986;Jourbert et al, 1969;King et al, 1984;Lambert et al, 1989b;Laverda et al, 1984;Lindhout et al, 1980;Matsuzaka et al, 1985;Meix and Castroviejo, 1980;Menezes and Coker, 1990;Moore andTaylor, 1984;Pfeiffer et al, 1974;Pierquin et al, 1989;Rossi et al, 1988;Sempere and Serano, 1982;Verloes and Lambotte, 1989;Yacoub et al, 1987;Ziegler et al, 19901. We also included 39 patients, 16 isolated cases and 13 sibs in 6 families with the diagnosis of Joubert syndrome or query Joubert syndrome. These patients were...…”