Primary spontaneous pneumomediastinum: Three case reports and review of the literature

Pneumomediastinum is defined as the presence of air in the mediastinum. Spontaneous pneumomediastinum is a very rare condition, often encountered in young male patients, and usually heals itself. In the anamnesis of a patient with spontaneous pneumomediastinum, there is chest pain most frequently observed in the substernal region. Besides pain, the reasons for applying to the clinic are difficulty swallowing, globus sensation, hoarseness and hypersalivation. We present 3 patients, who applied with different symptoms and received conservative treatment due to spontaneous pneumomediastinum.