Viral Warts: Transmission, Treatment, and Prevention Tips - Dermatology

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About viral warts?


Hello Doctor: I visited a dermatology clinic today and was diagnosed with viral warts (on my hands and feet).
I have undergone cryotherapy for treatment.
I would like to ask the following questions: 1.
Can the virus be transmitted to others during its incubation period? 2.
Now that I have developed the condition, if I touch other areas, will it manifest quickly, or does the virus need time to proliferate until it is visible? Or is it possible that the virus has been dormant in various areas for a long time and is just now appearing together? 3.
Regarding the transmission of this virus, is the likelihood of spreading it to others high when there is direct contact with the affected area, even if the skin is intact? Or is it more likely to affect those with open wounds or weakened immune systems? 4.
The doctor prescribed me a white ointment to apply twice daily, but I forgot whether I should apply it only after a blister has burst or if I should apply it to the affected area as well.
I vaguely remember the pharmacist saying to apply it only after it has burst...
Thank you for your response.

AP, 20~29 year old female. Ask Date: 2006/08/17

Dr. Zheng Lizhen reply Dermatology


Hello: 1.
The virus can be contagious during its incubation period.
2.
After the onset of symptoms, if other areas are touched, the virus can gradually proliferate until it becomes visible, typically within two to three months.
Some lesions may appear simultaneously because the virus has already been dormant in those areas.
3.
This type of viral transmission has a greater impact on individuals with open wounds and those with weakened immune systems.
4.
I am unsure what the white ointment prescribed by your doctor is; please consult the medical facility where you were originally treated.
Sincerely, Dr.
Cheng Li-Chen, Dermatology.

Reply Date: 2006/08/17

More Info


Viral warts, also known as verrucae, are benign epithelial tumors caused by human papillomavirus (HPV) infection. They can appear on various parts of the body, including the hands and feet, and are characterized by their rough, raised appearance. Understanding the transmission, treatment, and prevention of viral warts is essential for managing this common condition.

1. Transmission and Incubation Period: HPV can be transmitted through direct skin-to-skin contact with an infected individual or indirectly through contaminated surfaces, such as shared towels or gym equipment. The incubation period for viral warts can vary, typically ranging from a few weeks to several months. During this time, the virus may be present in the skin without causing visible symptoms. It is possible for a person to transmit the virus to others even if they do not have visible warts, as the virus can be shed from the skin.

2. Development of Warts: After exposure to HPV, warts may not appear immediately. The virus can remain dormant in the skin for an extended period before causing warts to develop. If you touch other areas of your body after coming into contact with the virus, it is possible for warts to form in those areas, but this does not happen instantaneously. The virus needs time to replicate and cause the characteristic changes in the skin that lead to wart formation. Therefore, it is likely that the virus is already present in the skin before warts become visible.

3. Risk of Transmission: The risk of transmitting the virus is higher when there are cuts or abrasions on the skin, as HPV can enter the body more easily through broken skin. Individuals with compromised immune systems are also at greater risk of developing warts after exposure. For those with intact skin, the likelihood of transmission is lower, but it is still possible, especially in communal environments where the virus can thrive.

4. Treatment and Medication: The treatment you are undergoing, cryotherapy, involves freezing the wart to destroy the infected tissue. This method is effective but may require multiple sessions for complete resolution. As for the white ointment prescribed by your doctor, it is essential to follow the instructions provided. Typically, such ointments are applied to the wart itself, especially if it has been treated and is intact. If the wart has broken open, the ointment may be used to prevent infection and promote healing. It is crucial to clarify with your healthcare provider or pharmacist if you are unsure about the application method.

Prevention Tips:
- Avoid Direct Contact: Try to avoid direct contact with warts on yourself or others. If you have warts, cover them with a bandage to reduce the risk of spreading the virus.

- Maintain Good Hygiene: Wash your hands regularly and avoid sharing personal items like towels, razors, or shoes.

- Protect Your Skin: Wear footwear in communal areas such as swimming pools, locker rooms, and showers to minimize the risk of HPV exposure.

- Boost Your Immune System: A healthy immune system can help your body fight off infections, including HPV. Ensure you are eating a balanced diet, getting enough sleep, and managing stress.

In summary, viral warts are contagious, and understanding their transmission can help you take appropriate precautions. Treatment options like cryotherapy can be effective, but it is essential to follow your doctor's instructions for medication application. If you have further questions or concerns about your condition, do not hesitate to reach out to your healthcare provider for personalized advice.

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