Understanding Black Toenails: Causes and Treatments

Discover what black toenails indicate, from trauma to fungal infections, and when to seek medical help.

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Black toenails often indicate trauma or injury, usually from repetitive friction against a shoe, which causes bruising under the nail. It can also be a sign of a fungal infection or, in rare cases, melanoma. If the toenail doesn't improve or if there is significant pain or swelling, consult a healthcare professional for an accurate diagnosis and appropriate treatment.

FAQs & Answers

  1. What causes black toenails? Black toenails are commonly caused by trauma or repetitive friction, leading to bruising under the nail. They can also indicate fungal infections or melanoma.
  2. When should I see a doctor for black toenails? You should consult a healthcare professional if the toenail doesn't improve, or if you experience significant pain, swelling, or other concerning symptoms.
  3. Can black toenails heal on their own? In cases of mild trauma, black toenails can heal on their own; however, it's important to monitor for signs of infection or other serious conditions.
  4. Are black toenails a sign of melanoma? While black toenails can indicate melanoma, it's rare. More common causes include trauma or fungal infections. A medical evaluation is essential for a proper diagnosis.

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For more insights on foot health, check our additional content on common nail conditions and effective treatments to maintain healthy nails.

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