Disease shown in this PFT is best characterized by
Correct Answer: Low lung volumes
Description: Restrictive disorders are characterized by low lung volumes. Diffusing capacity (DLCO) may or not be decreased in pulmonary fibrosis), a type of restrictive disease. A decrease in the forced expiratory volume in one second-forced vital capacity (FEV1/FVC) ratio is the hallmark of obstructive, not restrictive, disease & capacity (VC) and airway resistance (Raw) are decreased in-restrictive lung disorders.
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