Emphysema: Hyperaeration means that the lungs appear more radiolucent on chest x-ray and over expanded. This is due to enlargement of the airspaces caused by destruction of the walls of the alveoli (air sacs).
A radiographer works with medical imaging equipment (particularly X-rays) to create images of patients that a physician may use in diagnosing injuries and disease. They typically work in hospitals, large clinics or as part of a dedicated radiography business that sees referrals for these procedures.
What Geographers Do. Geographers work in many different areas, such as environmental management, education, disaster response, city and county planning, community development, and more! Geography is an interdisciplinary field that offers diverse career opportunities. Geography is the science of place and space.