Tinnitusanddeafnessarediseasesofabnormalhearing.Tinnitusreferstosoundswithabangintheear,likethechirpofcicadaandthesoundoftidesoloudorlow,thatthepatientisunabletohearclearlyanddeafnessreferstothefailureandlossofauditognosis.Prolongedtinnitusmaydevelopintod (共 7802 字) [阅读本文] >>