1临床案例患者,男,44岁。因持续性声音嘶哑2月入院。2月前无明显诱因出现声音嘶哑,为持续性,无咳嗽、咳血,无呼吸、吞咽困难,无咽喉疼痛,无饮水呛咳,无发热。反复询问诉近两 A clinical case of patients, male, 44 years old. Consecutive hoarseness due to hospitalization in February. 2 months ago no obvious incentive to appear hoarseness, persistent, no cough, hemoptysis, no breathing, swallowing difficulties, no throat pain, no water cough, no fever. Repeatedly interrogated v. Two