?中耳癌
中耳癌( cancer of middle ear)约占耳病肿瘤的1.5%,占全身癌的0.06%。可原发于中耳,或由原发于外耳道、鼻咽、颅底或腮腺等处的癌肿侵犯中耳。
中耳癌
Secondhand smoke can increase the risk of respiratory ailments, lung cancer, and heart disease in nonsmokers, and the risk of sudden infant death syndrome and middle ear infections in children.
CNN: Sinus trouble? Secondhand smoke may be to blame
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