A member asked:

I have a vertical fate grayish line running down my thumb. is this normal? its only on one finger and recently appeared?

Q: i have a vertical fate grayish line running down my thumb. is this normal? its only on one finger and recently appeared?

: You can observe. If it gets much darker and wider (more than 3 mm in width) then you should see a dermatologist. Good luck.

A doctor has provided 1 answer

Dr. Hiep Le answered

Specializes in Nephrology and Dialysis

You can observe. If it gets much darker and wider (more than 3 mm in width) then you should see a dermatologist. Good luck.

Answered 7/7/2023

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A member asked:

I have a vertical fate grayish line running down my thumb. is this normal? its only on one finger and recently appeared?

A doctor has provided 1 answer

Dr. Hiep Le answered

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