the Risks of HPV Transmission After Sharing Food - Urology

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Cauliflower ear surgery


Hello doctor, we have a new colleague who joined our unit.
At the end of August, we ordered breakfast together, and there was a portion of chicken nuggets.
We shared it, and he directly ate the chicken nuggets from the paper bag with his mouth, while I took the chicken nuggets out after he finished eating.
Today, during a conversation, he mentioned that he had surgery for warts in June, with the affected area in his throat, which he contracted from a sexual partner.
I’m worried about the risk of infection.
Should I be concerned? I’m very anxious and don’t know how to handle this situation.
Can I touch things he has touched? Is there a risk of infection from clothing contact? I apologize for my lack of knowledge in this area and would greatly appreciate your help in clarifying these concerns.
Thank you very much.

Pei, 30~39 year old female. Ask Date: 2023/12/22

Dr. Du Shixi reply Urology


Hello: If not cured and there is contact with bodily fluids, there is still a chance, although it is very low, as transmission primarily occurs through sexual intercourse.
Wishing you good health.

Reply Date: 2023/12/22

More Info


When it comes to understanding the risks of HPV (Human Papillomavirus) transmission, particularly in the context of sharing food or engaging in casual interactions, it's essential to clarify how HPV is primarily transmitted and the associated risks.

HPV is mainly spread through direct skin-to-skin contact, particularly during sexual activities, including vaginal, anal, and oral sex. The virus can infect the genital area, mouth, and throat. While HPV can be present in bodily fluids, it is not transmitted through casual contact, such as sharing food or utensils. Therefore, the scenario you described—sharing chicken nuggets after someone has eaten from the same bag—does not pose a significant risk for HPV transmission.

In your case, since the individual you shared food with had a history of genital warts (caused by HPV) and mentioned that the affected area was in the throat, it’s understandable to feel concerned. However, the transmission of HPV through shared food is highly unlikely. The virus does not survive long outside the human body, and it requires direct contact with infected skin or mucous membranes for transmission to occur.

To address your specific concerns:
1. Risk of Infection: The risk of contracting HPV from sharing food, especially in the manner you described, is extremely low. HPV is not transmitted through saliva or food. The primary concern would be if there were direct contact with an infected area, which is not the case here.

2. Touching Objects: You can safely touch items that the individual has handled, such as utensils or clothing. HPV does not linger on surfaces in a way that would allow for transmission through casual contact. The virus requires specific conditions to infect, which are not present in everyday interactions.

3. Clothing Contact: Similarly, contact with clothing that the person has worn does not pose a risk for HPV transmission. The virus does not survive well outside the human body, and casual contact with clothing is not a mode of transmission.

4. Future Interactions: If you are concerned about future interactions with this individual, it may be helpful to have an open conversation about health and safety. Discussing sexual health and the importance of safe practices can help alleviate concerns and promote a healthy understanding of HPV.

5. Vaccination: If you are worried about HPV, consider getting vaccinated. The HPV vaccine is effective in preventing the most common types of HPV that cause genital warts and cervical cancer. It is recommended for both males and females, ideally before becoming sexually active.

6. Monitoring Health: If you experience any unusual symptoms, such as persistent sore throat, changes in your mouth or throat, or any other health concerns, it is advisable to consult a healthcare professional. Regular check-ups and open communication with your healthcare provider can help manage any potential risks.

In conclusion, while it’s natural to feel anxious about potential exposure to HPV, the scenario you described does not present a significant risk for transmission. Understanding how HPV is transmitted and taking preventive measures, such as vaccination and safe sexual practices, can help you feel more secure in your health decisions. If you have further questions or concerns, don’t hesitate to reach out to a healthcare provider for personalized advice.

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