Plantar Warts (Verruca Plantaris): Causes, Symptoms, and Treatment Options

Care-Treatment-Services

January 16, 2025

What Are Plantar Warts?

Plantar warts, medically referred to as Verruca plantaris, are non-cancerous growths that develop on the soles of the feet due to infection by the human papillomavirus (HPV). The virus thrives in warm, moist environments, entering the body through tiny cuts or abrasions in the skin. Once inside, it triggers the rapid growth of skin cells, resulting in the formation of a wart on the foot's sole.

Causes and Risk Factors

Several factors can increase the likelihood of developing plantar warts:

  • Direct Contact with HPV: The virus responsible for plantar warts is contagious and can be contracted by walking barefoot in places like public showers or swimming pools, where the virus is commonly present (MedlinePlus).

  • Weakened Immune System: Individuals with a weakened immune system, including children or those with certain health conditions, are more prone to HPV infections and, subsequently, plantar warts.

  • Skin Abrasions: Any small break in the skin, such as cuts or scrapes, provides an entry point for the virus, facilitating the development of warts.

Symptoms of Plantar Warts

Common symptoms of plantar warts include:

  • Small, Fleshy Growths: Plantar warts often appear as small, grainy lesions with a fleshy texture on the foot.

  • Black Dots: Tiny black dots, called "wart seeds," are visible within the wart and are clotted blood vessels.

  • Pain or Tenderness: Due to pressure during walking or standing, plantar warts can cause pain or tenderness.

  • Hard, Thickened Skin: The skin surrounding the wart may become hard and thickened, particularly over the wart area.

Diagnosis and Evaluation

Diagnosing plantar warts typically involves:

  • Visual Inspection: Healthcare professionals can usually diagnose plantar warts through a visual examination, assessing the characteristic wart texture and appearance.

  • Dermoscopy: For a closer look, dermoscopy (a non-invasive technique using a magnifying instrument) may be employed to examine the wart in more detail.

Management and Treatment Options

There are several treatment options for plantar warts:

  • Topical Treatments:

    • Salicylic Acid: Over-the-counter treatments containing salicylic acid can be applied to the wart to break down the tissue gradually.

  • Cryotherapy:

    • Liquid Nitrogen: Healthcare providers can use liquid nitrogen to freeze the wart and remove it effectively.

  • Electrosurgery:

    • Electrodesiccation: Involves using an electrical current to burn and remove the wart.

  • Laser Therapy:

    • Pulsed Dye Laser: This treatment targets blood vessels inside the wart, effectively destroying it.

  • Surgical Excision: In cases where other treatments fail, minor surgery may be needed to remove the wart.

  • Immunotherapy: This involves stimulating the body's immune system to fight the virus causing the wart.

Preventive Measures

To reduce the risk of developing plantar warts:

  • Maintain Foot Hygiene: Wash your feet regularly, especially after exposure to public spaces like pools and showers, to reduce the risk of HPV infection.

  • Avoid Walking Barefoot in Public Areas: Minimizing contact with contaminated surfaces can prevent the spread of HPV.

  • Change Socks and Shoes Regularly: Keeping feet dry and well-ventilated helps prevent the environment that favors wart growth.

  • Avoid Touching Warts: Refrain from picking or scratching warts, as this can spread the virus to other parts of the foot or body.

Living with Plantar Warts: Tips and Considerations

  • Patience with Treatment: Wart removal treatments often take time, so patience is essential for successful results.

  • Foot Inspections: Regularly inspect your feet to detect new warts or changes in existing ones.

  • Seek Professional Advice: Consult a healthcare professional for an accurate diagnosis and tailored treatment plan.

Conclusion

Plantar warts may seem like a minor issue, but they can be painful and persistent if not treated properly. By understanding the causes, symptoms, and available treatments, individuals can take proactive steps to manage and prevent plantar warts. Whether through over-the-counter treatments, medical interventions, or preventive measures, maintaining foot health is essential. For more detailed information, visit WebMD on Plantar Warts.

Disclaimer:

The information on this website is provided for educational and informational purposes only and is not medical advice. Always consult with a licensed medical provider and follow their recommendations regardless of what you read on this website. If you think you are having a medical emergency, dial 911 or go to the nearest emergency room. Links to other third-party websites are provided for your convenience only. If you decide to access any of the third-party websites, you do so entirely at your own risk and subject to the terms of use for those websites.

Who we are: For trusted podiatric care in Orlando, Lake Mary, Altamonte Springs, Longwood, Apopka, turn to Dr. Carli Hoover and Dr. Sean Griffin at Central Florida Foot and Ankle Institute - a physician owned-operated group. From sports injuries to general foot health, our team offers specialized treatments tailored to your needs. Contact us now at 407-307-0006 to schedule your consultation and take the first step toward healthier feet! 

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