From: The Difficult-to-Control Asthmatic: A Systematic Approach
Hyperventilation |
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Vocal cord dysfunction |
Cardiac asthma/congestive heart failure |
Chronic obstructive pulmonary disease |
Gastroesophageal/supraesophageal reflux disease |
Restrictive lung disease |
Sleep apnea |
Cystic fibrosis |
Endobronchial lesions |