" Lung infections cause caused problems in different areas of the body, not just the airway. For example, pulmonary embolisms can affect the blood vessels that get pumped into your lungs by your heart. For the sake of this article, we will focus on common lung infections that affect the airways and air sacs. If you are feeling at all sick, visit AFC Urgent Care Lyndhurst for diagnosis and treatment. In emergencies, it is best to ...