Difficult to say: There are many changes that can occur with the nails. Many can be benign but some changes (downward curling being one of them) can be a sign of systemic disease, particularly lung disease. You should see you primary care doctor and possibly a dermatologist to help determine what is going on.
Answered 11/6/2012
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A doctor has provided 1 answer
A doctor has provided 1 answer
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