Hearing loss in the right ear may be caused by cerumen impaction, inflammatory diseases, tympanic membrane perforation, Meniere’s disease, and auditory nerve damage. 1. Cerumen impaction: excessive secretion of cerumen in the right ear and obstruction of cerumen discharge, forming a blockage of the right ear canal, leading to hearing loss. 2. Inflammatory diseases: For example, otitis externa and otitis media in the right ear cause localized mucous membrane congestion, edema and exudate, resulting in hearing loss. 3. Tympanic membrane perforation: after perforation of the tympanic membrane, the tympanic membrane receives the external sound source to produce vibration to amplify the volume of the role of the weakened, can lead to hearing loss in the right ear. 4. Meniere’s disease: the labyrinth of the inner eardrum accumulates water, leading to fluctuating hearing loss in the right ear, tinnitus, a feeling of stuffiness in the ear and other symptoms. 5. Auditory nerve injury: trauma or tumor local compression, resulting in right ear auditory nerve dysfunction, resulting in hearing loss. Hearing loss in the right ear, there may be other reasons, it is recommended to consult a doctor in time to clarify the cause of the disease as soon as possible treatment.