Ingrown toenail with redness and swelling along nail edge

Ingrown Toenail

An ingrown toenail occurs when the edge of a toenail grows into the surrounding skin, causing pain, redness, and sometimes infection. It most commonly affects the big toe.

Quick Facts

  • Most often affects the big toe
  • Commonly caused by improper nail trimming
  • Can lead to infection if untreated
  • Often manageable with simple care
  • More common in people who wear tight shoes

Symptoms

Common symptoms include:

  • Pain along the edge of the toenail
  • Redness and swelling
  • Tenderness when touched

In more severe cases, there may be drainage or signs of infection. Ingrown toenails can sometimes be confused with skin infections or fungal conditions.

Causes

Ingrown toenails develop when pressure or improper growth causes the nail to dig into the skin.

Common causes include:

  • Cutting nails too short or at an angle
  • Wearing tight shoes
  • Injury to the toe
  • Repeated pressure from activities

Risk Factors

You may be at higher risk if you:

  • Wear tight or ill-fitting shoes
  • Trim nails improperly
  • Participate in activities that stress the toes
  • Have thick or curved nails

Treatments

Mild cases may improve with home care, including soaking the foot, keeping the area clean, and reducing pressure.

More persistent or painful cases may require medical treatment, including partial removal of the nail or treatment of infection.

When to Seek Care

See a provider if pain is severe, the area is infected, or symptoms do not improve. People with diabetes should seek care early to avoid complications.

Medical Disclaimer: This content is for general educational purposes only and does not replace professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider about your symptoms or health concerns. If you are experiencing a medical emergency, call 911 or seek immediate care
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