If otitis media condition was left untreated, the infection lingering in the middle ear can result in chronic middle ear infections that will considerably weaken the immune system in the long run. Eustachian tubes dysfunction is caused by negative pressure in the middle ear that forces Eustachian tubes to open and close erratically. Tinnitus can develop due to significant liquid accumulation in the middle ear. Tinnitus is described as ringing in the ears and muffled hearing which could present unbearable discomfort for people and reduced hearing, especially in noisy settings.

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