A member asked:

I had a slightly elevated mean cell hemoglobin concentration in my recent bloodwork. other cbc normal. what can cause this? i was fasting on that day

4 doctors weighed in across 2 answers
Dr. Kristin Sokol answered

Specializes in Allergy and Immunology

Probably fine: This is likely a normal variant seen in your CBC. No need to worry now. Your doctor who ordered the test might want to repeat it in a few months to make sure this is not increasing or other values on your CBC are not changed.

Answered 9/13/2018

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Ignore it: Reference ranges are set so that a few percent of healthies fall outside on either end

Answered 4/25/2017

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