J98.2

Applicable To

• Mediastinal emphysema

Approximate Synonyms

• Interstitial emphysema of lung

• Mediastinal emphysema

• Pneumomediastinum

Clinical Information

• Pathologic accumulation of air in the interstitium of the lungs. It is caused by the rupture of alveoli and terminal bronchioles. It is most often seen in premature infants that need mechanical ventilation for respiratory distress syndrome.

• Presence of air in the mediastinal tissues due to leakage of air from the tracheobronchial tree, usually as a result of trauma.

• The presence of air in the mediastinum. It is caused by injury, most often esophageal or intestinal perforation.

Details

• J98.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM J98.2 became effective on October 1, 2022.

• This is the American ICD-10-CM version of J98.2 – other international versions of ICD-10 J98.2 may differ.