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Images in Thorax
Extrathoracic hyperinflation
  1. Marie Bruyneel1,2,
  2. Vincent Ninane1,2
  1. 1Chest Service, Saint-Pierre University Hospital, Brussels, Belgium
  2. 2Universite Libre de Bruxelles, Brussels, Belgium
  1. Correspondence to Dr Marie Bruyneel, Chest Service, Saint-Pierre University Hospital, 322 Rue haute, Brussels 1000, Belgium; marie_bruyneel{at}

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An 82-year-old non-smoker man underwent evaluation for increasing dyspnoea. Clinical examination of the chest was normal but abdominal distension was noted. Pulmonary function test (PFT) revealed a significant increase in thoracic gas volume (TGV). Forced expiratory volume in 1 s (FEV1) and forced vital capacity (FVC) were reduced (table 1). Asthma was suspected on the basis of hyperinflation and …

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