A discussion of FEV1, FVC, FEV1/FVC ratio, and the flow volume loop, including how these are used in the diagnosis of various lung diseases, with a particular focus on the distinction between obstructive and restrictive lung disease. A summary of flow volume loop patterns in upper airway obstruction is covered as well.
Tagged under: Spirometry,pft,pulmonary function tests,fev1,Pulmonary Function Testing,fvc,forced vital capacity,flow volume loop,obstructive lung disease,restrictive lung disease,upper airway obstruction,variable extrathoracic airway obstruction,variable intrathoracic airway obstruction,interpretation,pulmonary function test,flow volume curve
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