NEW YORK (360Dx) – Clinicians using the mannitol challenge test to screen for asthma need to be cautious in interpreting its findings, according to a recent study.

The test, which measures bronchoconstriction upon exposure to increasing amounts of mannitol, was designed to diagnose asthma among patients suspected of having the condition because of wheezing, a cough, or other symptoms. But it is increasingly being used to screen the general public for asthma, such as firefighter and military recruits, elite athletes, and young children participating in sports.

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