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声哑可因喉部疾病和全身性疾病引起。喉部声带的病变如急慢性炎症,良性、恶性肿瘤等;全身性疾病如内分泌紊乱、肺癌、食道癌、梅毒、结核、风湿病等,均可引起声带水肿、声门运动障碍等而致声哑。
Dumb sound can be caused by throat diseases and systemic diseases. Throat vocal cord lesions such as acute and chronic inflammation, benign, malignant tumors; systemic diseases such as endocrine disorders, lung cancer, esophageal cancer, syphilis, tuberculosis, rheumatism, etc., can cause vocal cord edema, glottis movement disorders, dumb.