The etiology, clinical manifestations and treatment of contusion of the larynx. The etiology, clinical manifestations and treatment of cutting injury of the larynx. The etiology, clinical manifestations and treatment of scald, burning injury of the larynx The etiology, clinical manifestations diagnosis and treatment of stenosis of the larynx 4. Acute inflammatory disorders of the larynx The etiology, pathology, clinical manifestations, diagnosis and treatment of acute epiglottitis. The etiology, pathology, clinical manifestations, diagnosis and treatment of acute laryngitis. The clinical manifestations, diagnosis and treatment of acute laryngitis in children 5. Chronic inflammatory disorders of the larynx The etiology, pathology, clinical manifestations, diagnosis and treatment of chronic laryngitis. The clinical manifestations, d iagnosis and treatment of vocal nodules. The clinical manifestations, diagnosis and treatment of polyp of vocal cord 6. Neural and psychiatrical disorders of the larynx The etiology, clinical manifestations, diagnosis and treatment of hysterical aphonia The etiology, clinical manifestations, diagnosis and treatment of laryngeal paralysis 7. Laryngeal obstruction The etiology, clinical manifestations, diagnosis, differential diagnosis and treatment of laryngeal obstruction 8. Tracheotomy The clinical anatomy of trachea. Surgical indication and procedures. Postoperative care and complicationsThe etiology, clinical manifestations and treatment of contusion of the larynx. The etiology, clinical manifestations and treatment of cutting injury of the larynx. The etiology, clinical manifestations and treatment of scald, burning injury of the larynx. The etiology, clinical manifestations, diagnosis and treatment of stenosis of the larynx. 4. Acute inflammatory disorders of the larynx The etiology, pathology, clinical manifestations, diagnosis and treatment of acute epiglottitis. The etiology, pathology, clinical manifestations, diagnosis and treatment of acute laryngitis. The clinical manifestations, diagnosis and treatment of acute laryngitis in children. 5. Chronic inflammatory disorders of the larynx The etiology, pathology, clinical manifestations, diagnosis and treatment of chronic laryngitis. The clinical manifestations, diagnosis and treatment of vocal nodules. The clinical manifestations, diagnosis and treatment of polyp of vocal cord. 6. Neural and psychiatrical disorders of the larynx The etiology, clinical manifestations, diagnosis and treatment of hysterical aphonia. The etiology, clinical manifestations, diagnosis and treatment of laryngeal paralysis. 7. Laryngeal obstruction The etiology, clinical manifestations, diagnosis, differential diagnosis and treatment of laryngeal obstruction. 8. Tracheotomy The clinical anatomy of trachea. Surgical indication and procedures. Postoperative care and complications