II. Causes: Respiratory

  1. Acute Bronchitis (most common)
  2. Asthma
  3. Chronic Obstructive Pulmonary Disease (COPD)
  4. Pneumonia
  5. Post-infectious cough (or post-Bronchitic cough)

III. Causes: Upper Respiratory

  1. Allergic Rhinitis
  2. Sinusitis or post-nasal drainage
  3. Common Cold

IV. Causes: Miscellaneous

Images: Related links to external sites (from Bing)

Related Studies (from Trip Database) Open in New Window