title: Primary (spontaneous) pneumomediastinum presenting as abdominal pain after swimming.
authors.forename: T
authors.initials: T
authors.lastname: Grant
mesh_terms: D000006:Abdomen, Acute / Q000175:diagnosis*; D002648:Child; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008478:Mediastinal Emphysema / Q000175:diagnosis* / Q000503:physiopathology; D010146:Pain / Q000175:diagnosis / Q000503:physiopathology*