Factors leading to vestibular disorders (stress, ecological problems, traumatism, growth of cardiovascular system and diabetes mellitus, etc.) are constantly increasing, so doctors of various specialties are increasingly faced with patients suffering from dizziness. A variety of reasons, at which disorders of vestibular analyzer functions arise, a variety of manifestations of vestibular disorders causes certain difficulties in their correct and timely diagnostics.The etiology, pathogenesis, modern methods of diagnostics and treatment of patients with chronic inflammatory ear diseases are analyzed in the monograph, the algorithm of diagnostics and treatment of chronic inflammatory ear diseases is developed and recommendations for doctors are given.This monograph is intended for masters of otorhinolaryngology, clinical residents and doctors of otorhinolaryngology.