The Experience of the Using Bronhofonografy in Diagnostics of the Bronchial Asthma
One of the new methods of an objective estimation of respiratory sounds is bronchophonography (BPhG). The opportunity of application BPhG in diagnostics of bronchial asthma (ВА) was studied. 223 patients were examined: 94 having BА and 129 healthy persons (HP). «An acoustic equivalent of work of breathing» in various frequency ranges from 200 up to 12600 Hz at the quiet and forced breath. Were biing defined. More than 2000 respiratory patterns were analyzed. Significant distinctions between parameters in researched groups were received. Confidential intervals of medians of the parameters of HP and BА patients were found out. BPhG can be used for to have of additional objective estimation parameters at diagnostics of obstructive lung diseases.