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Your toenails and fingernails protect the tissues of your toes and fingers. They are made up of layers of a hardened protein called keratin, which is also in your hair and skin. The health of your nails can be a clue to your overall health. Healthy nails are usually smooth and consistent in color. Specific types of nail discoloration and changes in growth rate can be signs of lung, heart, kidney,... https://medlineplus.gov/naildiseases.html
MedlinePlus matched the above topic(s) to ICD-10-CM L60.0. ICD-10-CM stands for the International Classification of Diseases, 10th edition.
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