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Doctor insights on: Discolored Fingernails

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Fingernails (Definition)

Fingernails are the hard coverings at the end of fingertips. Nails are made out of a protein called keratin. they function to protect the fingertip and to increase sensitivity of touch. Good hand hygiene and nail care is important to prevent bacterial ...Read more


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My fingernails hurt when i wash hands in warm water. No discoloration or visible problems. If i put on nail polish i don't feel pain.

My fingernails hurt when i wash hands in warm water. No discoloration or visible problems. If i put on nail polish i don't feel pain.

Polish remover?: The acetone in nail polish remover can cause brief sensitivity to hot or cold water. Make certain that it is thoroughly washed from the hands after use. ...Read more

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Very darkly discolored finger nail from puncture wound between nail & cuticle. Will i lose nail? How to protect finger tip til nail regrows?

Very darkly discolored finger nail from puncture wound between nail & cuticle. Will i lose nail? How to protect finger tip til nail regrows?

Nail bruising: After trauma to nail, it one can get a pooling of blood under the nail (subungual hematoma) which gives the nail a purple/maroon discoloration. If injury is recent and there is pain, please see dermatologist right away. It may be necessary to drain the blood from under nail. Whether nail will be lost depends on how much trauma and how much blood presses on junction between nail plate and bed. ...Read more

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My daughter is 5 and I habe knotice her finger nails are peeling from the cuticles, there is no discoloration, or dryness?

My daughter is 5 and I habe knotice her finger nails are peeling from the cuticles, there is no discoloration, or dryness?

Biting them?: It sounds like she is biting or chewing on them. Try something to keep her from biting them, like pepper juice. ...Read more

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Would my fingernail grow once again normally as before after it 's been smashed.Now it is about to peel off...What should I do after it's gone?

Would my fingernail grow once again normally as before after it 's been smashed.Now it is about to peel off...What should I do after it's gone?

It should: If you lose your current nail, the new nail that grows in should grow normally. This assumes that the trauma did not damage the nail matrix which lived under the cuticle. The matrix cells are the ones involved in regrowth and if damaged can lead to permanent nail dystrophy. ...Read more

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Why do my fingernail have lines?

Why do my fingernail have lines?

Lots of reasons: When you say "lines" it is difficult to say as there are many types of lines. The most common lines seen are longitudinal (running along the length of the nail). More specifically, longitudinal melanonychia means dark lines along the nails. This can be variant of normal, particularly in persons with dark skin. However, any new line of pigmentation should be evaluated by a dermatologist. ...Read more

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What do bad fingernails indicate?

What do bad fingernails indicate?

Derm eval: There are many different conditions that can effect nails. It is best to have your dermatologist evaluate your nails to determine the cause. ...Read more

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Fingernails that curl under why ?

Fingernails that curl under why ?

Ingrown nail: Ingrown nail is said to be due to tight shoes. Then try wider shoes. See your doctor or a podiatrist. ...Read more