Spontaneous primary pneumomediastinum: is it always benign?

ConclusionSpontaneous pneumomediastinum is uncommon, usually benign, a self-limited disorder that commonly occurs in a young adult without any apparent precipitating factor or disease. Spontaneous pneumomediastinum usually responds very well to conservative treatment without recurrence. However, secondary causes should be ruled out to minimize the unfavorable outcome.
Source: Journal of Medical Case Reports - Category: General Medicine Source Type: research