Types of dyspnoea

Respiratory dyspnea – due to respiratory tract pathology, • Cardiac dyspnea – cardiac failure • Metabolic dyspnea – usually due to acidosis • Anaemic dyspnea – due to dysfunction or low number of red blood cells • Neurognic dyspnea – secondary to neurologic system impairmen • Inspiratory dyspnea – laryngitis, larynospasm, laryngeal oedema ( anaphylaxis), foreign body in larynx • Expiratory dyspnea- asthma, wheezy bronchitis, bronchiolitis • Mixed dyspnea- pneumonia, pleuritis, pneumothorax