/dɪsp'niə/), from Latin dyspnoea
, from Greek dyspnoia
, shortness of breath) or shortness of breath
(SOB) is perceived to be difficulty of breathing or painful breathing. It is a common symptom of numerous medical disorders.
Dyspnea on exertion (DOE or exertional dyspnea) indicates dyspnea that occurs (or worsens) during physical activity. Dyspnea on exertion is considered medically normal and does not warrant the ICD-9 786.09.
Disorders of the lungs
Obstructive lung diseases
Diseases of lung parenchyma and pleura
Pulmonary vascular diseases
Other causes of diminished breathing
Obstruction of the airway
Immobilization of the diaphragm
Restriction of the chest volume
Disorders of the cardiovascular system
Disorders of the blood and metabolism
Disorders affecting breathing nerves and muscles
References Stedman's Medical Dictionary, 28th Edition
. Baltimore, Maryland
: Julie K. Stegman.