Search for: [Abstract = "Nasal blockage belongs to the most common symptoms of nasal diseases. At the same frequency appear acoustic symptoms, existing as the change of human voice colour. Vocal and articulation disorders of the are usually observed in the form of closed rhinolalia and this observation can be perf ormed both by patients and other listeners as well. Nasal polyps and nasal septum deviation are frequent reason of nasal blockage connected in consequence with decreased nasa1 ventilation. One of the main principles of the surgical treatment performed in mentioned situations is the restoration of nasal patency. The evaluation of the influence of nasal surgery on intensification of acustic symptoms depends on verification of parameters of the human speech signal, so there was necessary to apply objective methods. That allowed to combine results of acoustic analysis with patient' s subjective feeling and rinomanometric eva1uation of nasal patency. The main purpose of this reserch was to evaluate the influence of surgical treatment improving nasal patency on deformation of the voice of operated patiens. The analysed population was composed of 40 patients, including 28 males and 12 females with diagnosis of nasal polyps or nasal septum deviation. The average age was 33,5 year in the interval 18 \- 59 years. There were symptoms of vocal disorders and deceased nasal ventilation existed in medical bi"]

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