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USMLE UWorld Q 7601 Respiratory physiology


New Member
2+ Year Member
Jan 9, 2016
  1. Pre-Medical
Pt evaluated for worsening SOB on exertion, 40-pack-year smoking hit. Lung are hyperresonant on percussion and there is diffuse wheezing on auscultation. CXR reveals a flattened diaphragm with a narrow mediastinum, there are decreased bronchovascular markings in the peripheral lung region.
Why this is COPD? how to tell it is not restrictive lung diseases ?
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