There are probably the following causes of ear blockage: 1, external ear canal cerumen embolism: is usually the old people speak of earwax blockage, especially oily cerumen individuals, more likely to block; 2, fungal otitis externa, chronic purulent otitis media secretions more; 3, nasal inflammation caused by or nasal polyps caused by: this adenoid hypertrophy caused by secretory otitis media can also appear ear blockage; 4, part of the air pressure injury can also The sensation of nasal ear blockage occurs. When the ears are blocked, patients are advised to visit the hospital first to distinguish the cause. If it is caused by cerumen embolism, the treatment is very simple, just do cerumen flushing. When chronic purulent otitis media is clogged with secretions, it can be treated by flushing the external ear canal, antibiotic ear drops, and oral antibiotics. If the blockage is caused by secretory otitis media, systemic treatment and nasal decongestion treatment should be carried out to improve the air pressure in the middle ear or to open the eustachian tube by blowing the eustachian tube and perform tympanic tube placement if necessary, so that the air pressure in the middle ear can reach atmospheric balance and the blockage will disappear.