A member asked:

Brown line in the middle of one of my nails and half of the nail is brittle, could it be fungus or nail damage?

A doctor has provided 1 answer
Dr. Pan Ko answered

Specializes in Infectious Disease

Splinter hemorrhage: Splinter hemorrhage can be from a trauma but may be a sign of lupus erythematosus, psoriasis, an infection of the heart valve (endocarditis). Brittle nails can be caused by vitamin B7 (biotin) deficiency, a thyroid problem or a fungal infection.

Answered 9/16/2017

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