Differential diagnosis of non pulmonary causes of chronic cough are :
-psychogenic
-habitual cough
-sinusitis
-gastroesophageal reflux disease
-congestive heart failure
-laryngitis
-tympanic membrane irritation
-ear canal irritation
-allergic rhinitis
-psychogenic
-habitual cough
-sinusitis
-gastroesophageal reflux disease
-congestive heart failure
-laryngitis
-tympanic membrane irritation
-ear canal irritation
-allergic rhinitis