| Phenotype details |
see paper; ..., normal pregnancy, normal delivery; no dysarthria; 15y-migraine (2-3 times a week); no intellectual disability; normal behavior; schooling difficulties; 3y-moderate bilateral sensorineural deafness, failed perinatal hearing screening; normal ears; 55y-MRI brain short mesencephalon, flattened protuberance with abnormal signal, laterally enlarged medulla, with anterior cleft, normal vermis, normal cerebellar hemispheres |