(pachyonychia; пахи- + греч. onyx, onychos ноготь) кератоз в форме утолщения эпидермиса под ногтевой пластинкой, которая вследствие этого выглядит белой.
"Free speech carries with it some freedom to listen." Warren E. Burger
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"Hitch your wagon to a star." Ralph Waldo Emerson
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