Acupuncture Treatment for Bronchitis in Chennai : Chronic bronchitis is defined as a condition characterised by cough with expectoration occurring on most of the days for the least 3 months in the year for at least 2 years. When the sputum is mucoid, the condition is called simple chronic bronchitis. At this stage, no objective signs are found. The condition may be complicated by infection, giving rise to chronic mucopurulent bronchitis, or by persistent widespread narrowing of the airways, giving rise to chronic obstructive bronchitis. In complicated case expiratory wheezing is present and the sputum is mucopurulent. Pulmonary hypertension may develop and give rise to right ventricular hypertrophy and later on, failure. Skiagram of the chest shows prominent broncho vascular markings.