Symptoms: chronic cough (mild to severe, productive or non-productive), dyspnea, exercise intolerance. Fever is usually absent.
Cause: pulmonary hypersensitive reaction (caused by drugs, inhaled allergens). Poorly documented and explained.
Duration: few days
First aid: elimination of offending agent, glucocorticoids
Prevention: none (or avoiding the offending agents)
Treatment: glucocorticoids, bronchodilatators, antibiotics, soft palatable diet
Therapy success: 70 to 100%
Convalescence: few days