MEDIASTINAL emphysema, its precursors and its sequelae have been known to clinicians for well over a century. Laënnec, 1 in his treatise on diseases of the chest, published in 1819, gave an ...

Thoracic radiography on expiration with the patient standing upright showed the cutaneous emphysema and also mediastinal emphysema. No pneumothorax could be discerned. Only later did the patient ...

Computed tomography detected extensive mediastinal and prevertebral emphysema extending around the oropharynx and to the midfacial area (Figure). Clinical chemistry showed leukocytosis (leukocytes ...