| peak flow meter |
a small hand-held device that measures how fast air comes out of the lungs when a person exhales forcefully. This measurement is called a peak expiratory flow (PEF) and is measured in liters per minute (lpm). A person's PEF may drop hours or even days before asthma symptoms are noticeable. Readings from the meter can help the patient recognize early changes that may be signs of worsening asthma. ...
출처: my.webmd.com/content/article/45/1660_51087.htm
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| peak flow meter |
a portable, inexpensive, hand-held device used to measure the ability to push air out of the lungs. prick skin test - a test to determine if a child is allergic to certain substances. A physician places a drop of the substance being tested on the child's forearm or back and pricks the skin with a needle, allowing a tiny amount to enter the skin. If the child is allergic to the substance, a wheal (mosquito bite-like bump) will form at the site within about 15 minutes. ...
출처: www.chw.org/display/PPF/DocID/1929/router.asp
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| peak flow meter |
a portable, inexpensive, hand-held device used to measure how air flows from lungs in one "fast blast" to measure the ability to push air out of the lungs. Measurements with a peak flow meter help the patient and physician monitor asthma. These measurements can be important in helping a physician prescribe medicines to keep asthma in control.
출처: www.umm.edu/allergies/glossary.htm
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| peak flow meter |
Peak flow is measured using a hand held instrument called a peak flow meter. When you blow down the meter it measures the speed of the air as it passes through the hollow centre of the meter; there is a scale in litres per minute (abbreviated to l/min). This is an indication of how well the lungs and airways are doing. A peak flow meter is an important part of an asthma home-monitoring plan.
출처: www.asthmacure.com/Glossary/ASTHMAGLOSSARY.html
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