Many causes: Ridges can be from trauma, nutrition, systemic diseases. I suggest you be evaluated by your family dr.
Answered 8/7/2012
5.7k views
Which way?: If they are length wise it's not likely to be a serious problem. Even horizontal ridges can be due to repetitive trauma. However you might want to have blood work done for metabloic abnormalities like liver or kidney disease, thyroid or anemic issues. It should be easy to rule out serious causes of horizontal nail ridges, vertical line can occur with age.
Answered 1/27/2015
4.9k views
2 doctors weighed in across 2 answers
A doctor has provided 1 answer
2 doctors weighed in across 2 answers
A doctor has provided 1 answer
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