Medicine Which of the following is used for management of pneumomediastinum? A Breathing of high concentration of oxygen will lead to absorption of mediastinal air B Breathing of low concentration of oxygen will lead to absorption of mediastinal air C ICD tube in 2nd ICS D ICD tube in 5th ICS 💡 Explanation Which of the following is used for management of pneumomediastinum? ✓ Correct Answer: A. Breathing of high concentration of oxygen will lead to absorption of mediastinal air