For those who don't remember Latin roots, here are some common medical prefixes and postfixes. Designed for doctors/nurses in training, but since many of us have to make our own medical decisions, it could be useful for anyone.
Typical appearances of a pneumomediastinum and pulmonary interstitial emphysema in a young adult. The chest x-ray shows a good example of the continuous diaphragm sign. Asthma is the most likely cause.