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Doctor insights on: Hereditary Dark Toenails

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Why are my toenails so dark?

Why are my toenails so dark?

0_o: It can mean multiple things, from trauma, to mycotic nails, to many many more. If painful or new please go see a podiatrist or dermatologist. ...Read more

Dr. Arnold Beresh
340 doctors shared insights

Toenails (Definition)

Toenails are the hard coverings at the end of the toes. Nails are made out of a protein called keratin. They function to protect the end of the toe and to increase sensitivity of touch. Good nail care is important to prevent ...Read more


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How can you treat dark toenails?

How can you treat dark toenails?

Possible fungus: If due to fungus there are several options topical s. Oral medication, and laser. ...Read more

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Why is my toenails turning dark?

See below: You may have injured it and there is blood under the nail, or you may have a fungus. ...Read more

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Why are my toenails dark and thick?

Why are my toenails dark and thick?

Fungus: Trauma and various dermatologic problems can cause thickening and darkening of nails, but the most common cause is toenail fungus. Dermatophyte fungi infect the nail, essentially eating it and discarding the debris underneath. This causes the nail to thicken and discolor. The most effective treatment is oral antifungal medication. Lasers have become popular, but are expensive and not permanent. ...Read more

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Why would my toenails getting darker from the sides?

Think fungus: Fungal infections of the nail(s), or onychomycosis. A podiatrist can make the diagnosis, and offer treatment options. ...Read more

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Dark line across toenail ?

Nail discoloration : A dark line across your nail may have a variety of causes. Trauma to the nail plate from athletic activity may cause some subungual (under the nail) bleeding. If this the source in time a clear nail will grow out. A fungal infection can cause this as well. A specialist will determine if a biopsy is necessary to rule out a relatively less common but more serious condition such as a melanoma. ...Read more

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Why are my toenails dark grey?

Why are my toenails dark grey?

Could be fungus: It could be a fungal infection in the toenails. However, without seeing the toenails it is difficult to diagnose. I recommend you ask a podiatrist or dermatologist to examine the toenails. ...Read more

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Why is my pinky toenail dark colored? Nd has been like this for a long time now

Toenail: Could be dark from fungus, subungual hematoma, micro trauma even cancer is a possibility. See a podiatrist for diagnosis and treatment. ...Read more

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What to do if I have severe pain under my toenail when it's barely touched and a dark color. What should I do?

See a podiatrist: Did you hit your toe. If so you have bleeding under your nail that has caused the dark color. This increases pressure and causes pain. Evacuation of the blood helps a lot. It could also be possible glomus tumor or something else if is really painful. Evaluation by a podiatrist will really help. ...Read more

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My toenail is thick why is that? It doesn't hurt or have any fluids nor does it have an smell? Can it be hereditary?

Unlikely: a thick toenail can occur from repeated trauma or fungal infection. Either way the nail root is affected and consultation with a podiatrist is best for treatment options ...Read more

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Hi! Juicing w/mostly green veggies for the last 2 months. Toenails starting 2 turn a dark greenish color. Do u think bc of juice or other factors?

Hi! Juicing w/mostly green veggies for the last 2 months. Toenails starting 2 turn a dark greenish color. Do u think bc of juice or other factors?

Malnourished: Are you eating any protein? Juicing with just sugar or carbohydrate calories may not be the smartest thing you have done. Are you getting a majority of your calories from protein sources? if not why? ...Read more

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I have a toenail that was painful nd dark gray colored, i looked under it and discovered it wasnt attached to the nailbed and was brown, what do i do?

I have a toenail that was painful nd dark gray colored, i looked under it and discovered it wasnt attached to the nailbed and was brown, what do i do?

Truama or fungal nai: Discoloration may be due to fungal nail changes causing excessive sublingual debris vs trauma induced. For example certain activities may cause bleeding under the nail or dry blood. If in the tip and drains out it causes automatic desertion of the nail. If no sorrow ding redness or swelling it's not urgent but should be looked at. Likely cause usually fungal nail or trauma ...Read more

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What could cause dark shadows on your toes just below the toenail?

What could cause dark shadows on your toes just below the toenail?

Bruising or disease: Dark areas below the toenail can be a sign of bruising type damage to the nailbed. It could also be something as serious as a cancer. Get it checked out by a podiatrist or dermatologist. ...Read more

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My toenail on my third toe is discolored and much darker than the rest. What would cause this?

My toenail on my third toe is discolored and much darker than the rest. What would cause this?

Bruising: Did you hit it? If so, you caused a bruise in the nail bed, and it takes time for the new nail to grow in to replace the damaged nail. ...Read more

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What is it when most toenails on one foot are like a dark color and not dark colors on the other foot? There is no pain or anything. They turn dark.

Onychomycosis?: If the involved tonails also are thickened and rough, probably it is onychomycosis, a fungal infection. It's usually harmless, but sometimes can lead to secondary bacterial infections; and as you have seen, it's unsightly. Treatment is available but expensive -- in the US, not covered by many health insurance policies. See your doctor for diagnosis and advice. ...Read more

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What could cause the toenail on my big toe to turn dark?

What could cause the toenail on my big toe to turn dark?

Injury/lesion: Could possibly be due to microtrauma to the nail bed or from a lesion ...Should be checked out by a podiatrist. ...Read more

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My big toenail has turned dark blue underneath. Should i be worried about this bruise?

My big toenail has turned dark blue underneath. Should i be worried about this bruise?

Does it hurt?: did you recently injure it?
usually blue is dried blood, sometimes fungus, a dangerous scenario would be a melanoma so if your not sure see a doctor. ...Read more

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One of my little toenail is all dark brown for as long as i can remember? How can o get rid of it?

Brown nail: As you state the nail stays brown even as it grows out this usually eliminates a bruise staining the nail. It sounds like fungus which means a visit to your podiatrist is in order . While there methods of dealing with fungus can be discussed ...Read more

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I have a dark patch under my toenail. I was wondering if I needed to see a doctor about it? It has been there for about a month.

Discoloration: under the toenail that isn't going away should be looked at. It may be something as simple as bruising or fungus... however, I would still recommend seeing a Podiatrist for a definitive diagnosis and treatment plan. ...Read more

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My second toenail is dead and yellowish and nearly ready to fall off, a small dark spot can be seen at the base of my nailbed. What do you recommend?

My second toenail is dead and yellowish and nearly ready to fall off, a small dark spot can be seen at the base of my nailbed. What do you recommend?

Nail injury: Seeing a photo would be best to help diagnose and give proper treatment. You may possibly need the nail removed and preventative treatments for the discoloration and likely fungus. ...Read more

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How do I cure my dark toenails or a toenail fungus?

How do I cure my dark toenails or a toenail fungus?

Options: No home remedy works. Over the counter topicals don't work either. Some podiatrist offices sell a topical that may work. There are also pills and laser treatment than can be considered. ...Read more

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My mom's toenails have surface & have darker color than usual. What could be the reason & treatment? Thank you.

My mom's toenails have surface & have darker color than usual. What could be the reason & treatment? Thank you.

Other possibilities: In addition to the common causes enumerated by dr. Kopes-kerr, there are several distinctive patterns of nail discoloration which signal underlying medical conditions or syndromes. A nail expert (usually a dermatologist) should examine your mother. Btw greenish discoloration is often caused by pseudomonas bacteria, not fungus. ...Read more

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Black tiny spot on my small toenail. I cut the nail portion off and dark spot came off with the nail. But left a pinkish wound on the skin. Wat is it?

Black tiny spot on my small toenail. I cut the nail portion off and dark spot came off with the nail. But left a pinkish wound on the skin. Wat is it?

Open vs closed sore: Somehow the skin was injured. It bled and that is why the nail had a dark spot. It was just blood. If the pink spot is still draining, you have a small ulcer that needs topical antibiotic and band aid. If there is no drainage, it is new skin and healing. ...Read more