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
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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.
- Name
- Maximum expiratory flow
- Name
- peak expiratory flow
- Abbreviation
- PEF
- Also known as
- Peak expiratory flow
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.
