exercise challenge test

exercise challenge test

The combination of a graded exercise, e.g., on a treadmill or a bicycle ergometer, and pulmonary function testing to identify exercise-induced asthma. A decrease in the forced expiratory volume in 1 sec (FEV1) of more than 15% is diagnostic of the disease.
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FEV1 values were measured after the exercise challenge test.
However, the degree of EIB of pre-pubertal boys in Football is higher than that in Judo and control groups, especially after 5 minutes of the exercise challenge test, after that the degree of EIB decreases at 10 and 15 minutes.
Each of the three identified trials found that vitamin C halved the FEV1 decline caused by exercise challenge test.
If there was no response to bronchodilator, or if the test was deemed normal, patients were scheduled for an exercise challenge test, using a standard treadmill exercise protocol.
EIA/EIB can often be diagnosed with an exercise challenge test (in which a reduction of pulmonary function by at least 15% is diagnostic), a eucapnic voluntary hyperventilation challenge (the preferred method used by the International Olympic Committee), a pharmacologic challenge, or an osmotic challenge.
Field exercise challenge test is performed in the sport, in which athletes are normally engaged.
Laboratory exercise challenge test considers more factors than methacholine test, but the disadvantage of this test is that it can only be performed on a treadmill or cycle ergometer.
There are two types of exercise tests; laboratory exercise challenge tests and field exercise challenge tests.