Alveoli means the millions of tiny "bubbles" in the lung where oxygen actually enters the blood. This term describes an important change in the lungs or airways. Understanding it can help explain symptoms such as breathlessness, mucus build-up, or repeated infections. It also supports doctors in monitoring the condition and adjusting treatment.

Air Trapping means stale air that gets stuck in the lungs, making it hard to take a fresh breath in. This term describes an important change in the lungs or airways. Understanding it can help explain symptoms such as breathlessness, mucus build-up, or repeated infections. It also supports doctors in monitoring the condition and adjusting treatment.

AAT Deficiency means a genetic condition (alpha-1) that can cause copd in younger people or non-smokers. This term describes an important change in the lungs or airways. Understanding it can help explain symptoms such as breathlessness, mucus build-up, or repeated infections. It also supports doctors in monitoring the condition and adjusting treatment.

Advance Directive is a special type of imaging test. It means a plan you make with your doctor about your future medical wishes. This scan gives doctors a very detailed picture of the lungs and airways. It helps confirm a diagnosis, shows how severe the condition is, and allows doctors to plan the most appropriate treatment.

Action Plan is a special type of imaging test. It means a written "cheat sheet" from your doctor on what to do when you feel a cold coming on. This scan gives doctors a very detailed picture of the lungs and airways. It helps confirm a diagnosis, shows how severe the condition is, and allows doctors to plan the most appropriate treatment.