This is a very good and important question.When the fingernails separate from the nail bed underneath it is known by the medical term of 'onycholysis' There are several possible causes but the two most common are a fungal infection of the nail bed and secondly a reaction to certain antibiotics or medicines which may have the side effect of making the child more sensitive to sunlight. It is thought to be this increased sensitivity to sunlight in some children that is the cause of the nail separation. It is best to consult a dermatologist about h this. Write down the medical term 'onycholysis' so that there will be no doubt as to what your granddaughter's problem is.
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