Not necessary: They are heard when a person breathes in (inhales) and are believed to occur when air opens closed air spaces plus can be further described as moist, dry, fine, and coarse.There are other causes beside fluid.The fluid can be clear,cloudy as well as bloody . So see a doctor to get better evaluated.
Answered 1/30/2019
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A doctor has provided 1 answer
A doctor has provided 1 answer
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