Why does nail turn black?


Question by: Dr. Aroldo Bianchi | Last updated: September 25, 2021

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Cause of black nails

Black toenail can be caused by a bump or injury resulting in symptoms such as severe pain, accumulation of blood under the nail surface, dark or reddish nail color.

What to do if the nail turns black?

Black nails: natural care

  1. Ice. One of the most effective remedies in the event of an accident. …
  2. Arnica. Apply the ointment on the affected nail at least 3 times a day until the symptoms disappear.
  3. Hand bath or foot bath. …
  4. Raised hands or feet. …
  5. Garlic.

What does it mean when the nail turns black?

The black nail is a symptom due, in most cases, to a trauma related to the crushing of the finger, which causes the rupture of small blood vessels present at the level of the nail bed (the part of the epidermis under the nail) and the formation of a small blood collection.

How to tell if the nail is dead?

Among the alarm bells, the change in color of the nail that becomes white or yellowish, the bad smell, the thick nail with an unusual shape, brittle nail that breaks.

How to recognize nail melanoma?

Nail melanoma is recognized by a brownish or blackish brown band under the nail plate. It is possible that this – usually in the more advanced stages of the disease – may also have a variegated color, associated with bleeding and raised nail plate.

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How long does a subungual hematoma last?

A minor subungual hematoma usually heals over time without any treatment. However, it can take up to 9 months (in the case of the thumb nail) to achieve complete healing. The blood accumulated under the skin will eventually be reabsorbed and the dark mark will disappear.

How long does it take to regrow a nail?

In general, however, the nail grows back: the nail regrowth times are about 6 months, during this phase it is important to keep the nails clean and short.

How to cover nail with mycosis?

To do this, you must first soften the nail and then gently scrape it with a suitable spatula, a little by day, with patience, for a few weeks. After each operation, the treated nail should be protected with a waterproof plaster (still trying to keep it well ventilated).

How long does it take for the big toe nail to grow back?

The nails will grow back in 6 to 8 months. In the case of matricectomy it is sufficient to follow the dressings and once the nail bed has been re-epithelialized there is nothing else to do. As there is no longer a nail, the protection function is no longer there.

How to cure a pinched finger?

Crushing of the finger

  1. Soak your finger in ice water for 20 minutes.
  2. Give paracetamol for pain.
  3. Wash the affected area well with liquid soap and water.
  4. If there is a risk of a cut getting dirty, cover it with a plaster.
  5. Change the dressing every 24 hours.

What to do when you close a finger?

In cases of pinched finger, what you need to do is apply ice immediately. The cold, in fact, slows down blood circulation in the injured area and in this way swelling is reduced. The cold, after the initial discomfort, “falls asleep” the area where it is applied, thus also decreasing the pain.

How to tell if a toe has been broken?

With a broken toe, you may have one or more of the following symptoms: severe pain and tenderness, swelling, redness or bruising, difficulty walking. The pain in the affected area is severe and becomes more intense if you put your weight on the finger.

How are the bruises troubling?

In addition to the evident red-purple blood extravasation, at the local level, the following typically occur: Pain, sense of tension and local swelling; Tingling and feeling of numbness in the affected area.

When does the toe turn black?

Toe Fracture Symptoms

The fractured toe is usually sore, swollen, and painful on palpation. Frequently, especially if the finger has been squeezed, blood collects under the nail, which forms a black-purplish spot (subungual hematoma.

How to get rid of the dirt under the nails?

For cleaning long nails, on the other hand, professionals recommend using a mini brush wet with soap and water and passing it several times in the part under the nail and in the cuticle area. Also, it is very important during this period that you do not bite your nails and do not pull off your cuticles.

How is the nail of the big toe rebuilt?

The nail reconstruction for broken or damaged nails involves the use of a particular acrylic resin that has elastic, hygienic, hypoallergenic characteristics, which allows it to be used even by those who practice sports at a professional level and gives the nail a completely effect natural.

Who removes toenails?

Nail surgery is a specialist surgery, which must be performed by a dermatologist because he has a perfect knowledge of the anatomy of the nail. Today, targeted surgery is preferred, consisting in a permanent reduction of the lateral ends of the matrix.

How to cure big toe nail mycosis?

In addition to the classic healing foot bath (for which you will have to dissolve a spoonful of bicarbonate in hot water), you can make an amalgam of bicarbonate and water to be applied to the affected area as if it were a compress, repeating everything 3 or 4 times a day.

How to reconstruct a big toe without a nail?

Reconstruction when there is no nail

Thanks to the elongation techniques, it is possible to proceed with the reconstruction even without a nail. In this case the tips are not used, as is the case for the hands, preferring the papers and then recreating the shape of the natural nail through the gel casting.

What is the best nail fungus treatment?

Among the most effective active ingredients in the treatment of onychomycosis there are in particular terbinafine, itraconazole, but also tioconazole, amorolfine and ciclopirox, substances widely used for antifungal enamels.

When to operate ingrown toenail?

The ingrown toenail is treated surgically when it becomes painful to the point that walking is difficult or when non-surgical methods have failed.

How to operate an ingrown toenail?

The phenolization operation for the ingrown toenail is performed under local anesthesia, i.e. only at the level of the affected finger on which, after removing a small portion of the lateral nail, the matrix – the base of the nail – of the single portion is eliminated. removed (partial onychectomy).

When does the nail suffer trauma?

Immediately after trauma (usually after a direct blow, such as that from a hammer), a collection of blood under the nail (subungual hematoma) often occurs. Blood appears as a purple-black stain under part or the entire nail and causes severe throbbing pain.

When does the toenail turn white?

They are due to microtrauma to the nail matrix, that is the tissue responsible for the production of the nail plate. The white spots can be a sign of a skin pathology, such as psoriasis and atopic dermatitis, especially if they occur on all (or almost) the nails.

When is a hematoma dangerous?

You should alert your doctor right away if you have: Hematoma that does not go away after 2 weeks: blood may have been trapped in a bag and require surgical drainage to release it.


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