title: Pneumopericardium and pneumomediastinum in infants and children.
mesh_terms: D001794:Blood Pressure; D002675:Child, Preschool; D005260:Female; D006339:Heart Rate; D006801:Humans; D007223:Infant; D008297:Male; D008478:Mediastinal Emphysema / Q000000981:diagnostic imaging*; D011026:Pneumopericardium / Q000000981:diagnostic imaging*; D011030:Pneumothorax / Q000628:therapy; D011175:Positive-Pressure Respiration; D013902:Radiography, Thoracic