PULMONARY FUNCTION EXAM 1 TEST

What is the most common pulmonary function test? - Answer- Spirometry and its becoming more available what does spirometry measure? - Answer- Volume Velocity of air that can be inhaled and exhaled from a patient's lungs. Whats the information from spirometry used for? - Answer- To diagnose various pulmonary conditions. What causes PFT results to vary and are required for accurate spirometry interpretation? - Answer- ○ Age ○ Gender ○ Height ○ Weight ○ Race Waht are indications for spirometry? - Answer- Indications ● Detecting pulmonary disease ○ Evaluation of dyspnea ○ Chronic phlegm production ○ Cyanosis ○ Finger clubbing ○ Abnormal ABGs or CXR ● Assessing severity or progression of known disease ● Risk stratification of patients for certain surgeries ○ Cardiothoracic procedures ○ Others if pulmonary disease What are contraindicaitons for spirometry? - Answer- ● Acute disorders affecting test performance (vomiting, etc) ● Hemoptysis ● Pneumothorax ● Recent cardiothoracic or abdominal surgery ● Recent eye surgery (increases IOP during spirometry) ● Recent MI or unstable angina ● Known thoracic aneurysm What are 4 examples of lung volume measurements? - Answer- ○ Expiratory Reserve Volume (ERV) ○ Inspiratory Reserve Volume (IRV) ○ Residual Volume (RV) ○