Koilonychia

（重定向自Spoon nails）

Koilonychia (from the Greek: koilos-, hollow, onikh-, nail), also known as spoon nails, is a nail disease that can be a sign of hypochromic anemia, especially iron-deficiency anemia. " It refers to abnormally thin nails (usually of the hand) which have lost their convexity, becoming flat or even concave in shape. In a sense, koilonychia is the opposite of nail clubbing. In early stages nails may be brittle and chip or break easily.

单词	Spoon nails
释义	Spoon nails 英语百科 Koilonychia （重定向自Spoon nails） Koilonychia (from the Greek: koilos-, hollow, onikh-, nail), also known as spoon nails, is a nail disease that can be a sign of hypochromic anemia, especially iron-deficiency anemia. " It refers to abnormally thin nails (usually of the hand) which have lost their convexity, becoming flat or even concave in shape. In a sense, koilonychia is the opposite of nail clubbing. In early stages nails may be brittle and chip or break easily.
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