Low complement C3 may signify lupus... or the "dreaded" angioedema, which I seem to have.
You should discuss with your doctor further testing. Get the full testing for angioedema... just to be on the safe side.
http://www.nlm.nih.gov/medlineplus/e...cle/003539.htm
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Weezie looking at petunias 8.25.2017
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