There are four stages of emphysema: the risk ...

There are four stages of emphysema: risk, mild emphysema, emphysema moderate to severe emphysema. To determine whether someone has emphysema and which stage it is, the doctor will use a breathing test called spirometry. While breathing normally test for risk stage lasix fluid pill of emphysema, it shows mild airflow limitation in mild stages, the deterioration of bronchial obstruction in moderate stages, and severe airflow limitation in severe stages. In the severe stages of emphysema, exacerbation of symptoms can be life threatening. .