Comparing Ultrasonic and Conventional Spirometry in Chronic Respiratory Disease
This study compares a handheld ultrasonic spirometer with a standard hospital spirometer in adults with chronic respiratory diseases. Each participant will complete lung function tests using both devices. The study aims to determine whether the ultrasonic device provides accurate and reliable measurements for use in clinical or home settings.
Adults aged 18 to 80 years. [+3]
Individuals who, after explanation, are still unable to properly perform the ult... [+3]