J20: Acute bronchitis


In outpatient care, the ICD code on medical documents is always appended with a diagnostic confidence indicator (A, G, V or Z): A (excluded diagnosis), G (confirmed diagnosis), V (tentative diagnosis) and Z (condition after a confirmed diagnosis).


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Acute bronchitis

With acute bronchitis, the lower airways (bronchi) become temporarily inflamed. Initially, there is a dry cough but phlegm may later be coughed up from the airways.