Reviewing the classification of the congenital anomalies of the inner ear has prognostic and even therapeutic importance so, Congenital inner ear book contains all anatomical ,pathological,radiological and audiological features of congenital inner ear anomalies In an easy and simple way. we also explain different methods for interventions of such cases . we hope that this book can help our otologists and audiologists in their challenging work regarding hearing disorders and ear surgery .