Skip to main content

Table 1 Suggested Indices Of Severity Of Airway Obstruction

From: The Hoover's Sign of Pulmonary Disease: Molecular Basis and Clinical Relevance

Physical findings

Pursed lip breathing

 

Intercostal retraction (Hoover Sign)

 

Accessory muscle use

 

Cyanosis

 

Hoover's sign?

Laboratory Parameters

Pulmonary function (FEV1 and FEV1/FVC)

 

Peak Expiratory Flow Rate

 

Hypoxemia