Pulmonary interstitial emphysema

As a result of controlled ventilation in premature lungs dissection of air into the interstitial tissue is not unusual. Further dissection results in pneumomediastinum, pneumothorax, and/or pneumocardium. In this photo the lobules are demarcated by interstitial air.

As a result of controlled ventilation in premature lungs dissection of air into the interstitial tissue is not unusual. Further dissection results in pneumomediastinum, pneumothorax, and/or pneumocardium. In this photo the lobules are demarcated by interstitial air.