1 At age 65, one out of three people has a hearing loss. 2  60 percent of the people with hearing loss are either in the work force or in educational settings.
The 3 main causes of pneumomediastinum are. 1  Alveolar rupture with dissection of air into the mediastinum. 2  Esophageal perforation. 3  Esophageal or bowel rupture with dissection of air from the neck or the abdomen into the mediastinum.
If you are, you might be suffering from Pneumomediastinum (PM), a discomforting respiratory disorder. Read and know all about the causes, symptoms, diagnosis and treatment of this disease. It is a health condition characterized by the presence of air or some other gas in the mediastinum.