Chroniclaryngitis may be caused by recurrent acute laryngitis that does not ever fully get better.
慢性喉炎的原因可能是经常性急性喉炎，这并不以往任何时候都充分得到更好的。
2
ConclusionVoice acoustic parameters are of greater value in the diagnosis of chroniclaryngitis, vocal nodule and vocal polyp.
结论嗓音声学分析对诊断慢性喉炎、声带小结、声带息肉有较大的价值。
3
Conclusion Respules exert good effects in treating chronic pharyngitis, chroniclaryngitis, post-polypectomy of vocal cord and after removal of bronchial foreign body.