Why are my nails getting dark lines?

Melanonychia is caused when the pigment cells, called melanocytes, deposit melanin — brown-colored pigment — into the nail. These deposits are usually grouped together. As your nail grows, it causes the stripe of brown or black to appear on your nail.

What causes dark lines in fingernails?

What does dark lines in your nails mean?

This condition is called a splinter hemorrhage because it may look like a wood splinter under your nail. The condition is caused by damaged small blood vessels underneath your nail.

What does dark line on nail mean?

This condition is called a splinter hemorrhage because it may look like a wood splinter under your nail. The condition is caused by damaged small blood vessels underneath your nail. Characteristics include the following: It’s black or reddish brown in color.

How do I get rid of the black lines on my nails?

Most causes of black lines on the nail do not require treatment. Melanoma is an exception. A doctor will usually first remove the area of melanoma as well as the skin under the fingernail. A doctor can perform a skin graft over the fingernail to improve the finger’s appearance post-surgery.

What causes dark lines on nails?

Heavy infestation of round worm in the intestine can lead to dark lines on nails.

What causes vertical lines on toenails?

“Toenail ridges are lines that develop [across the nail],” Dr. Sutera says. “They can often present as a result of injury, illness or aging.” You may also see these lines in your fingernails. The ridges will vary in depth and quantity, but generally, they look like vertical lines down the nail.

What causes vertical lines in fingernails?

– Melanoma – a form of skin cancer – can in some cases be indicated by discoloration – dark spots or streaks that can appear in the fingernail beds – may look similar to vertical nail ridges – according to the Mayo Clinic 2 3

What causes dark lines on toenails?

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