This colum mainly introduces the basic theories of Otorhinolaryngology of traditional Chinese medicine and the therapeutic methods of the commonly-seen diseases. Part one is general introduction and part two specific discussions. The former introduces the routine examination methods, syndrome differentiation approaches and therapeutic methods of TCM of the diseases of the ear, nose and throat; the latter which includes three chapters introduces 29 commonly-seen diseases of the ear, nose and throat respectively. The specific discussions briefly expound the basic concept, major pathogenic factors and pathogenesis, main points for diagnosis and syndrome differentiation of every disease.