1;Acknowledgement;5 2;Preface;7 3;Contents;9 4;Otosclerosis Surgery Complications;12 4.1;1.1 Preoperative Phase Core Messages;12 4.2;1.2 Operative Phase;15 4.3;1.3 Postoperative Phase;16 4.4;References;23 5;Tympanoplasty/ Ossiculoplasty;24 5.1;2.1 Evaluation of the Patient;24 5.2;2.2 Eustachian tube Function;24 5.3;2.3 Control of disease;24 5.4;2.4 Repair of the Sound- Conduction Mechanism;27 5.5;2.5 Postoperative Care;35 5.6;References;37 6;Surgery for Chronic Otitis Media;40 6.1;References;42 7;Complications of Chronic Otitis Media;44 7.1;4.1 Extracranial Complication;44 7.2;4.2 intracranial Complications ;50 7.3;References;53 8;Petrous Apex Lesions;54 8.1;5.1 Diagnosis;54 8.2;5.2 Management ;55 8.3;References;64 9;Cholesteatoma;66 9.1;6.1 Acquired Cholesteatoma;66 9.2;6.2 Congenital Cholesteatoma;67 9.3;References;71 10;External Auditory Canal lesions;72 10.1;7.1 Bony lesions;72 10.2;7.2 Congenital aural atresia;73 10.3;7.3 Stenosing Chronic External Otitis;74 10.4;7.4 necrotizing External Otitis;74 10.5;References;75 11;Spontaneous Cerebral Spinal Fluid Otorrhea;78 12;Facial Nerve Surgery;88 12.1;9.1 Anatomy of the Facial Nerve;88 12.2;9.2 Surgery of the Facial Nerve;94 12.3;References;98 13;Surgery for Vertigo;100 13.1;10.1 antiviral therapy;100 13.2;10.2 vestibular neurectomy;104 13.3;10.3 Labyrinthectomy;106 13.4;10.4 Singular Neurectomy;106 13.5;10.5 Endolymphatic Sac Decompression;108 13.6;References;109 13.7;Core Messages;110 14;Tumor Surgery;110 14.1;11.1 internal auditory Canal and Cerebellopontine angle;110 14.2;11.2 Intralabyrinthine Vestibular/ Cochlear Schwannoma ;113 14.3;11.3 Benign Tumors of the Middle Ear and Mastoid;113 14.4;11.4 Malignant tumors of the TB;116 14.5;11.5 Pseudoepithelial Hyperplasia of External Ear Canal;119 14.6;References;120 15;Cochlear Implant Surgery;122 15.1;12.1 Surgery for Cochlear implantation;124 15.2;12.2 transcanal approach to Round Window niche ( veria Operation);125 15.3;12.3 Cochlear implantation in Canal Wall down Mastoidectomy;125 15.4;References;126 16;Differential Diagnosis of Unilateral Serous Otitis Media;128 16.1;13.1 level 1;129 16.2;13.2 level 2;129 16.3;13.3 level 3;129 16.4;13.4 level 4;130 16.5;13.5 level 5;130 16.6;References;131 17;Subject Index;132