Which of the following is markedly decreased in restrictive lung disease
Correct Answer: FVC
Description: In restrictive lung diseases,lung volumes are markedly reduced,like TLC,FRC,RV,as well as FVC.FEV1 is also reduced compared with normal values,but is relatively a greater value compared with lung volumes.As a result,FEV1/FVC ratio will be normal or increased in restrictive lung diseases. Reference :Harrison's medicine-18th edition,page no:2093.
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