the Risks of Infection During Medical Consultations - Internal Medicine

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Risks of Medical Consultation


Hello, this morning I went to the urology department for an evaluation on whether I need a circumcision.
However, when I was asked to remove my pants for the examination, I touched my testicles with my hand.
I later realized that I had just been using my phone.
Although I didn't use my left hand to open the clinic door, I did touch my phone after checking in with my health insurance card, and I forgot to sanitize my hands first.
I would like to ask the doctor if there is a possibility of contracting any sexually transmitted infections from this situation, specifically from touching the doorknob, then my phone, and then my own body.

Yin, 10~19 year old female. Ask Date: 2020/11/03

Dr. Hong Yuanbin reply Internal Medicine


Hello, based on your description, it should not lead to a sexually transmitted infection (STI) since STIs are primarily transmitted through sexual intercourse.
Thank you for your question.

Reply Date: 2020/11/03

More Info


When it comes to understanding the risks of infection during medical consultations, especially in the context of sexually transmitted infections (STIs), it's essential to consider several factors. Your concern about touching your phone and then your genitals is valid, but let's break down the situation to provide clarity.

Firstly, STIs are primarily transmitted through direct sexual contact, which includes vaginal, anal, and oral sex. The pathogens responsible for these infections, such as HIV, gonorrhea, chlamydia, and syphilis, typically require direct mucosal contact to spread. The likelihood of contracting an STI through indirect contact, such as touching a doorknob or a phone and then touching your genitals, is exceedingly low.

1. Surface Contamination: While it's true that bacteria and viruses can survive on surfaces for varying lengths of time, the conditions required for transmission are not met in your scenario. Most pathogens that cause STIs do not survive long outside the human body. For example, HIV is particularly fragile and does not survive well outside of a host. Gonorrhea and chlamydia also require a moist environment to survive, which is not present on inanimate objects like phones or doorknobs.

2. Hand Hygiene: You mentioned that you did not sanitize your hands before touching your genitals after handling your phone. While good hand hygiene is crucial in preventing the spread of infections, the risk of transferring an STI from your hands to your genitals in this manner is minimal. If you had touched an infected area or bodily fluid directly, the risk would be higher, but that’s not the case here.

3. Consulting a Healthcare Provider: If you are concerned about your sexual health or potential exposure to STIs, it is always a good idea to consult a healthcare provider. They can offer testing and advice tailored to your specific situation. If you have had unprotected sexual encounters or are experiencing symptoms such as unusual discharge, sores, or pain, seeking medical advice is essential.

4. Preventive Measures: To minimize any risk of infection in the future, consider the following preventive measures:
- Always wash your hands thoroughly with soap and water or use hand sanitizer, especially before touching your face or genitals.

- Avoid touching your phone while in a clinical setting if you are concerned about contamination.

- Use barriers, such as condoms, during sexual activity to reduce the risk of STIs.

5. Testing and Awareness: Regular STI screenings are recommended for sexually active individuals, especially if you have multiple partners or engage in unprotected sex. Being proactive about your sexual health can help catch any potential issues early.

In summary, while your concern about touching your phone and then your genitals is understandable, the risk of contracting an STI in this manner is extremely low. Maintaining good hygiene practices and consulting with a healthcare provider for any concerns about STIs is the best course of action. If you have further questions or experience any symptoms, do not hesitate to reach out to a medical professional for guidance.

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