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Doctor insights on: Line On Toenail

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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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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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If i have a black line on my toenail, who should i see to check it out? A dermatologist or a podiatrist?

If i have a black line on my toenail, who should i see to check it out? A dermatologist or a podiatrist?

Most likely to be-: -a bruise. If your shoes @ the end jam the big toe, or if you stump your toe the bruise shows up as a black line starting @ the base and gradually grows out with the nail. If this is it not 2 worry. For peace of mind, see your PCP 4 an eval.when you go in be sure all polish is removed from the nails of both feet! ...Read more

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I have a light brown vertical line on my toenail running form my cuticle to the tip of the toenail. What could it be?

I have a light brown vertical line  on my toenail running form my cuticle to the tip of the toenail. What could it be?

Toenail lines: Any vertical line on a toenail must be investigated by a Podiatrist or Dermatologist. It can be something serious or it could be due to trauma but it must be biopsied. ...Read more

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I have a yellow line across my toenail and some discharge comes out between the nail and skin but no pain. Wat could it be?

I have a yellow line across my toenail and some discharge comes out between the nail and skin but no pain. Wat could it be?

It may be fungus: Or it may be a bacterial infection. I would be more concerned if there was redness and or swelling. If there is not you can try applying an antifungal medication found in the drugstore, if no improvement see a podiatrist. ...Read more

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My son has a black line across both big toenails almost like it was broke then grew back together what could it be?

My son has a black line across both big toenails almost like it was broke then grew back together what could it be?

Nail discoloration: Dark lines across the nails most commonly are from either trauma or fungus. As long as it is healing he should be fine... if you are concerned, a picture or video upload will help and an exam will definitely give you the correct diagnosis and treatment if needed. ...Read more

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Why is there a vertical black line on my right big toenail?

Why is there a vertical black line on my right big toenail?

Trauma: A dark line that runs vertically down the nail can indicate that you might have traumatized the nail matrix(the area where the nail starts growing). Other possibilities are fungus, melanoma and genetics. See your doc for a full evaluation. ...Read more

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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

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Why are my toenails turning black?

Too little info: Too little info here...Could be many things from trauma to fungal issues...You need to see your family doc or a podiatrist for a good history and physical exam. ...Read more

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What causes black lines in the toenails?

Various things: In people with skin of color it may be a normal variation. Skin growths may also cause them, both of the benign and malignant kind. See your dermatologist. ...Read more

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Any options for permanently discolored toenails?

Any options for permanently discolored toenails?

Many options: For fungus nail but first must prove it actually is a fungus. Your dr. Will take a small portion and send to pathology and if fungus there are many treatment options. ...Read more

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What is the feeling of like pins in my toenails?

What is the feeling of like pins in my toenails?

?neuropathy: "pins and needles" could be due to a neuropathy or nerve irritation issue. If this persists, get the condition evaluated and tested for a "peripheral neuropathy." best wishes. ...Read more

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What are reasons why my toenails are turning brown?

Couple of things: If you have had injury to the toenail then it might be blood under the toenail, it most likely is a fungus that is developing. See a podiatrist to have it checked. ...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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What causes black toenail?

What causes black toenail?

Blood,fungus,other: The most common causes of black toenails are old blood from trauma and fungal infections. There are other dermatological and hematological causes, but they are not common. ...Read more

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How can I treat my toenail?

What's the matter?: What's the matter with your toenail? Is it loose, broken, ingrown, pus, drainage? In any case, you might be best served to see a physician for a referral to a podiatrist to definitively care for you. Best of luck. ...Read more

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Why do my toenails look grey?

Gray Nails: One possible cause of blue-gray nail discoloration is using the drug minocycline. This broad-spectrum antibiotic has been found to turn nails a light blue-gray color. However, there are many other causes of nail discoloration as well, including fungal infection, chronic diseases and the use of various medications. Contact your doctor to get an accurate diagnosis. ...Read more

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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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What to do for a torn toenail?

What to do for a torn toenail?

Antibiotic ointment: Apply neosporin and a bandaid. If it does not heal properly or shows signs of infection see a podiatrist. ...Read more

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I have a freckle under my toenail?

You should have : It evaluated by a podiatrist or dermatologist. Hyperpigmented lesions need to be assessed to determine if benign or malignant. ...Read more

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