Bronchitis and laryngitis are both forms of inflammation that cause your voice to become raspy or hoarse. Bronchitis Vs. Laryngitis Bronchitis is an inflammation of the bronchial tubes, the air passages between the mouth and the lungs. There are two types of bronchitis: acute and chronic. Acute is a short term cough that can last up to five days. Chronic is long-term cough that can last anywhere from a few months to a couple of ...