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Dr.tiwari
Dr.tiwari, Doctor
Category: Medical
Satisfied Customers: 5256
Experience:  M.D.
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My thumb nails have a deep indentation in the middle of them.

Resolved Question:

My thumb nails have a deep indentation in the middle of them. What is that ?
Submitted: 7 years ago via HealthBoards.
Category: Medical
Expert:  Dr.tiwari replied 7 years ago.
Hello,
The deep indentation in the thumb nail may be due to-
1.Presence of any recent trauma to the nail base.
2.Due to deficiency of iron.
3.Lichen planus of the nail.
4.Due to the nail picking habit from the index finger.

Hope this will be helpful for you.
Customer: replied 7 years ago.
What is 'lichen planus' ?
Expert:  Dr.tiwari replied 7 years ago.
As such nail lichen planus is not common & there are other factors also which does require to diagnose as the nail lichen planus ,the presence of depression in single nail may or may not be the feature of it .There should be presence of nail striae on the distal part with yellow discoloration.There are presence of longitudinal striae with thinning in this.This may be seen in virus infection or with immunodeficiency.
This is a treatable condition.

Hope this will be helpful.
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