Several things : Smoking can cause this(called polyclonal lymphocytosis), chronic leukemia, viral infections. If persistently elevated, you should see a hematologist. Hope this helps.
Answered 8/3/2014
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
3 doctors weighed in across 2 answers
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