喉癌的危險(xiǎn)因素有以下5點(diǎn):
(1)吸煙;
(2)飲酒;
(3)口腔衛(wèi)生不良;
(4)職業(yè)因素:長(zhǎng)期接觸石棉等礦物質(zhì)易患喉癌;
(5)癌前病變:喉乳頭狀瘤、喉角化癥、喉白斑等易發(fā)生癌變。
喉癌的早期癥狀有以下5點(diǎn):
(1)嗓音嘶?。?/p>
(2)咳嗽及痰中帶血;
(3)呼吸困難;
(4)咽部異物或吞咽困難、疼痛;
(5)頸部腫物。(實(shí)習(xí)編輯:悅木)
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