This new edition has been fully revised to present recent advances in the understanding of facial nerve development and the diagnosis and surgical management of structural, congenital or hereditary abnormalities that may occur. Beginning with a description of the development of the facial nerve and correlating ear structures, the following chapters discuss various disorders. A chapter on 'isolated anomalies' emphasises the importance of understanding the many variations of facial nerve configuration. Eleven case studies based on the authors' own experiences are presented to help understanding. Written by highly experienced otolaryngologists from Drexel University College of Medicine, Philadelphia, the second edition includes clinical photographs and illustrations to enhance learning. Key points Guide to development of the facial nerve and management of related abnormalities Includes eleven case studies based on authors' experiences Authored by highly experienced, Philadelphia-based specialists Previous edition published in 1991.