What Is Peak Expiratory Flow Rate?
Peak expiratory flow (PEF ), also known as peak expiratory flow, refers to the instantaneous flow rate when the expiratory flow is the fastest during forced spirometry.
Maximum expiratory flow
- This entry lacks an overview map . Supplementing related content makes the entry more complete and can be upgraded quickly. Come on!
- Chinese name
- Maximum expiratory flow
- Foreign name
- peak expiratory flow
- Abbreviation
- PEF
- Also known as
- Peak expiratory flow
- Peak expiratory flow (PEF ), also known as peak expiratory flow, refers to the instantaneous flow rate when the expiratory flow is the fastest during forced spirometry.
- significance
- It mainly reflects the strength of the respiratory muscles and whether the airway is blocked.
- Assist in the diagnosis of the disease by comparing the differences at different points in the day.