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What does it mean when your toenails are black?

What does it mean when your toenails are black?

A melanoma will often have a Hutchinson’s sign, which is characterized by a brown or black pigment in the nail bed that spreads to the cuticle and proximal or lateral nail folds. A black toenail from trauma doesn’t usually extend to the lateral nail folds and usually goes away without treatment as the nail grows.

Why do I have black line under my fingernail?

I assume it does and I believe that it’s caused by a small release of blood under the nail, probably caused by a slight trauma to the nail. I don’t think it’s cause for concern and it will grow out as the nail grows. Loading… I also have this black line running vertical across my nail.

Is it normal to have a black line on your finger?

Melanoma will never push upward, but will expand in width. A malignant tumor in a nail nearly always affects just one nail. Dark lines on several nails that all look the same are very likely benign.

When to see a doctor for a black nail?

If you see a dark spot under your nail but there has been no injury to the toe, get it checked by a doctor right away. Other signs and symptoms of subungual melanoma include: [17] X Research source Brown or black streaks under the nail that may grow over time—particularly streaks that extend from the tip of the nail to the base of the nail bed

What can cause my nails to turn black?

Six causes of a black toenail Repetitive trauma. When a person wears poorly-fitting shoes, they may be at risk of developing black toenails due to… Blunt force. In some cases, the trauma may be a one-time blunt-force injury, for example, if a person drops a heavy… Fungal infections. Fungal infections are another common problem that can cause black toenails… More

What is the cause of black nails?

The most common culprit for black nails is repetitive trauma, which can result from running or from wearing any type of ill-fitting footwear. If a black nail crops up shortly after a workout or a day spent in too-tight or too-loose shoes, this is likely the cause.

Why does toenail turn black?

Black toenails are caused by trauma to the nail. Common causes of toenails turning black include ill-fitting shoes, fungus, dropping an object on the toe and cutting the nail too short. Impact to the toenail causes bleeding underneath the nail’s surface. Part or all of the toenail may turn black.

What causes the black line on the nail?

Black lines on the nail can be the result of many conditions. Trauma is one of the most common causes of splinter hemorrhages. This can occur when something hurts your nail bed and bursts a blood vessel under your nail. You may also experience nail trauma without even realizing it, such as when you squeeze something very tightly.