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The Estimated/Expected Peak Expiratory Flow (Peak Flow) quantifies asthma exacerbation severity.
6 Οκτ 2024 · Peak expiratory flow (PEF), a key indicator of lung function, offers clinicians valuable insights into asthma management. Typically measured with a peak flow meter, PEF provides an objective measure of airflow limitation, aiding in assessing asthma control and managing exacerbations (see Image. Peak Flow Meter).[1] A maximal effort is required when using a peak flow meter to obtain valid ...
There are three peak flow zones, which are set up like a traffic light: Go Zone, Caution Zone, and Danger Zone. A chart will be created to indicate your child’s peak flow numbers in each zone.
You need to know your child's personal best peak flow number to help control your child's asthma. This number is part of your child’s Asthma Action Plan. Changes from your child's personal best can help you see how well your child's asthma is under control.
The peak flow number and your symptoms are used as a guide to help you manage your asthma. Why is it necessary? By using a peak flow meter you can: ! see how well your medicines are working; ! figure out when to use more or less medicine; ! find out what makes your asthma symptoms worse; and ! often tell if an attack is coming before you notice ...
Your GP or asthma nurse might have recommended using a peak flow meter and recording your scores in a peak flow diary. Here we explain how it can be helpful and how to do it. Peak flow is just one of a number of ways you can keep an eye on how well you are. Your symptoms and how you feel will always be important, too.
What is a peak flow meter? A peak flow meter measures how well air moves out of your child’s lungs. It checks your child’s breathing like a thermometer checks their temperature. During an asthma attack (also called an episode), the airways in the lungs narrow.
