Test Findings
 

Reduced Total Lung Capacity

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Overview

  • Reduced TLC (<80% predicted) indicates restrictive disease.
    • Causes of Reduced Total Lung Capacity

    • Parenchymal disease - pulmonary fibrosis, sarcoidosis, atelectasis
    • Pleural disease - pleural effusion, pneumothorax
    • Chest wall deformity - kyphosis, scoliosis, morbid obesity
    • Neurologic / neuromuscular / muscular disorder - motor neurone disease, Guillain-Barre, muscular dystrophy, myaesthenia gravis
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