What Causes Black Nails and When to Seek Medical Advice?

Explore the causes of black nails, including injuries, infections, and health concerns. Learn when to consult a professional.

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Black nails can occur for several reasons. The most common is an injury that causes bleeding under the nail, known as a subungual hematoma. Fungal infections, certain chronic illnesses, and nutrient deficiencies can also lead to discoloration. If you notice black nails without a clear cause, it's wise to consult a healthcare professional to rule out any underlying conditions and receive appropriate treatment.

FAQs & Answers

  1. What are the common causes of black nails? Common causes include subungual hematomas from injuries, fungal infections, and certain chronic illnesses.
  2. When should I see a doctor for black nails? Consult a healthcare professional if you notice black nails without a clear injury or cause.
  3. Can nutrient deficiencies cause nail discoloration? Yes, certain nutrient deficiencies, particularly in vitamins and minerals, can lead to discoloration of the nails.
  4. What is a subungual hematoma? A subungual hematoma is a collection of blood underneath the nail, often resulting from an injury.

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