Nail Discoloration: Nail discoloration, in which the nails appear white, yellow, or greenish, can result from different infections and conditions of the skin. In about 50% of cases, discolored nails are a result of infections with common fungi that can be found in the air, dust, and soil. There are many species of fungi that can affect nails. By far the most common, however, is called trichophyton rubrum.
Answered 8/13/2013
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