pulmonary disorders
Dyspnea
Etiology of Dyspnea
Dyspnea has many pulmonary, cardiac, and other causes ( Etiology reference ), which vary by acuity of onset (see tables Themost commoncauses include Asthma None Chronic Obstructive Pulmonary Disease (COPD) (chronic obstructive pulmonary disease) Heart Failure (HF) None Overview of Coronary Artery Disease None Physical deconditioning Overview of Pneumonia None The most common cause of dyspnea in patients with chronic pulmonary or cardiac disorders is Exacerbation of their disease However, such patients may also acutely develop another condition (eg, a patient with long-standing asthma may have a myocardial infarction, a patient with chronic heart failure may develop pneumonia). 1.Pratter MR, Curley FJ, Dubois J, Irwin RS: Cause and evaluation of chronic dyspnea in a pulmonary disease clinic.Arch Intern Med149 (10): 2277–2282, 1989. 