What causes darkening of nails?

by Alexis Till

Drugs, infections, and diseases can cause discoloration of the nails (chromonychia). For example, infection with Pseudomonas bacteria can cause a greenish discoloration (see Green Nail Syndrome). The doctor can often make the diagnosis of nail dystrophies caused by a fungus by examining the nails.

Why do nails turn brown?

The brown discoloration is due to a condition called “melanonychia,” which occurs when the nail has excess melanin, a dark brown or black pigment that colors the hair, skin and iris of the eye.

What vitamin deficiency causes brown lines in fingernails?

Nail color changes. Nail plate discoloration can result from several nutritional deficiencies. Research has shown vitamin B12 deficiency to cause brown-gray nail discoloration. White nails can be the result of anemia and pink or red nails may suggest malnutrition with several nutrient and vitamin deficiencies.

What causes nails to turn black?

Some types of bacteria, as well as fungal infection of the nail, can also produce melanin that discolours the nails. Nicotine stains from cigarettes, certain medicated lotions and dirt can also stain our nails. Injuries or ill-fitting shoes can cause bleeding under the nail, making it appear black.

How do you get rid of dark nails?

If your nails are stained after using dark colored nail polish, wipe away the nail polish using a nail polish remover. Then use a nail scrub brush to scrub off the stains from your nails. You can also soak a cotton pad in acetone to scrub your nails.

Why do I have brown lines on my nails?

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

What disease causes black fingernails?

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

How do you get rid of brown nails?

To use white vinegar to get rid of the stain, in one cup of warm water add one teaspoon to one tablespoon of distilled white vinegar. Soak your nails for about eight minutes and then rinse your hands under lukewarm water. After patting your hands with a clean towel apply a dollop of moisturizing cream or lotion.

What does it mean when your nails are brown?

The brown discoloration is due to a condition called “melanonychia,” which occurs when the nail has excess melanin, a dark brown or black pigment that colors the hair, skin and iris of the eye.

Is Melanonychia serious?

Melanonychia, or melanin-derived brown-to-black nail pigmentation, is a diagnostic challenge for clinicians. The most serious disease of the nail unit, melanoma, primarily presents with melanonychia.

How can I remove blackness from nails?

Use white vinegar The mild acid in the vinegar will strip away stain particles from hard surfaces. To use white vinegar to get rid of the stain, in one cup of warm water add one teaspoon to one tablespoon of distilled white vinegar. Soak your nails for about eight minutes and then rinse your hands under lukewarm water.

How do you treat black nails?

Over-the-counter ointments, creams, and polishes are usually effective. Severe cases may require a prescription antifungal treatment. If a black toenail is caused by an injury, the resulting spot from broken blood vessels will disappear once your nail grows out.

Can fingernails show signs of illness?

Did you know your nails can reveal clues to your overall health? A touch of white here, a rosy tinge there, or some rippling or bumps may be a sign of disease in the body. Problems in the liver, lungs, and heart can show up in your nails.

What causes brown finger nails?

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

Can B12 deficiency cause nails?

Both iron and B12 are necessary for keeping nails strong and healthy. A deficiency in vitamin B12 can result in entirely blue nails, bluish-black pigments with wavy longitudinal dark streaks and brownish pigmentation ( 5 , 6 ).

How do you treat brown lines on 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.

Why are my fingernails turning brown?

The most common causes of yellow or brown fingernails are the frequent use of nail polish and cigarette smoking. Taking a break on the polish or quitting smoking may allow the dark nail to grow out as the new nail comes in.

How can I whiten my nails at home?

Whitening toothpaste, especially those that include baking soda, will have your nails runway-ready in just ten minutes. After removing your polish, layer the toothpaste on your nails and let it sit for ten to fifteen minutes. Once time is up, grab a nail brush or toothbrush to gently scrub the nails under warm water.

What can a doctor tell by looking at your fingernails?

Did you know your nails can reveal clues to your overall health? A touch of white here, a rosy tinge there, or some rippling or bumps may be a sign of disease in the body. Problems in the liver, lungs, and heart can show up in your nails.

What causes brown discoloration of fingernails?

The brown discoloration is due to a condition called “melanonychia,” which occurs when the nail has excess melanin, a dark brown or black pigment that colors the hair, skin and iris of the eye.

Why do I have lines on my nails?

The bottom line Ridges in the fingernails are often normal signs of aging. Slight vertical ridges commonly develop in older adults. In some cases, they may be a sign of health problems like vitamin deficiencies or diabetes. Deep horizontal ridges, called Beau’s lines, may indicate a serious condition.

Related Articles

Leave a Comment