[Role of various methods of examination in the detection and functional evaluation of chronic bronchitis]. / Rol' razlichnykh metodov issledovaniia v vyiavlenii i funktsional'noi otsenke khronicheskogo bronkhita.

An analysis of data obtained in the course of screening of 2173 persons made it possible to outline aims and objectives of the employed methods. Pneumotachography with air flow interruption under the above conditions helped to reveal persons at risk of developing chronic bronchopulmonary diseases including chronic bronchitis. Radionuclide scintigraphy of the lungs with 133Xe was indicated for a more through examination of patients with diagnosed chronic bronchitis to detect the initial signs of the development of its obstructive form.