6-year-old baby eardrum with effusion, based on this symptom alone can not accurately determine whether the problem is big or not, but usually is not normal, may be secretory otitis media, Eustachian tube blockage, eardrum inflammation and other causes, it is recommended to timely treatment. 1. Secretory otitis media: 6-year-old baby eardrum with effusion, usually the most common is otitis media, the main symptom of the disease is pus in the ear. If the baby also has ear pain, feeling of occlusion in the ear, etc., timely medical attention should be sought. 2. Eustachian tube blockage: 6-year-old baby eardrum with effusion may also be related to the blockage of the eustachian tube, because the eustachian tube blockage is easy to cause otitis media, once the disease occurs will lead to ear discomfort, earache, ear canal running water, hearing loss symptoms, is more serious. 3. Otitis media: babies mostly manifested as ear pain, ear stuffiness and swelling, external ear canal skin congestion, eardrum effusion and so on. Severe cases may also have hearing loss and other manifestations, need to immediately seek medical treatment. 6-year-old baby eardrum effusion, it is recommended to consult a doctor, under the guidance of the doctor, improve the relevant examination, to clarify the cause of the disease, symptomatic treatment.