It is difficult to get well on its own. It needs to be examined and treated by the ENT department. Clinically, the following diseases may cause the above symptoms: 1. Neurological deafness, the most common disease clinically is sudden neurological deafness, which may be accompanied by hearing loss, tinnitus and other related manifestations. 2. Secretory otitis media, due to negative pressure in the tympanic chamber and fluid accumulation in the tympanic chamber, leads to stuffiness and congestion in the ear, accompanied by hearing loss, ear pain, tinnitus and other related manifestations, and requires clinical treatment such as antibiotics, oral mucus promoter, nasal spray hormone and pharyngeal tube blowing to provide relief. 3. After the foreign body is removed, the congestion disappears completely.