Concerns About Infection Risk After Bathroom Incident: What to Know - Dermatology

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Infection risk! Extremely worried!


Yesterday, when I stood up from a squat toilet, the lower back of my buttocks accidentally touched the wall of the restroom.
As soon as I realized it, I immediately left and put on my pants.
At the moment of the incident, I didn't do anything, but about 10 minutes later, I wiped the area with alcohol and sprayed my underwear.
I also checked the wall and found no visible stains.
After about eight or nine hours, I returned and washed the area two or three times with body wash.
I'm still very worried about the risk of infection.
Today, I've washed it two or three more times, and now my intimate area feels a bit itchy.
I'm really scared and unsure if it's due to washing too many times or just psychological stress.
I've been so anxious that I can't sleep, so I would like to ask the doctor for advice.
Thank you!

Oh, 20~29 year old female. Ask Date: 2023/11/08

Dr. Wu Yuxin reply Dermatology


What are you worried about getting infected with? Although the walls of the restroom may not be very clean, the human skin has a significant level of protective function, and external viruses and bacteria are not that easy to invade.
I suggest you observe for a bit longer, but try not to worry too much.

Reply Date: 2023/11/08

More Info


When it comes to concerns about infection risk after an incident in a public restroom, it's important to understand the nature of bacteria and viruses, as well as the body's natural defenses. Based on your description, you accidentally brushed against a wall in a restroom after using a squat toilet. While it’s understandable to feel anxious about potential infections, several factors can help alleviate your concerns.

First, it’s essential to recognize that the human skin acts as a robust barrier against pathogens. The skin is designed to protect against external threats, including bacteria and viruses. While public restrooms are not the cleanest environments, the likelihood of contracting an infection from a brief contact with a wall is quite low. Most pathogens require a more direct route of entry, such as through open wounds or mucous membranes, to cause an infection.

You mentioned that you cleaned the area with alcohol and soap multiple times after the incident. This is a good practice, as both alcohol and soap are effective at reducing the presence of bacteria and viruses on the skin. Alcohol-based sanitizers can kill many types of germs, and washing with soap and water is one of the most effective ways to remove contaminants.

Regarding your concern about itching in the intimate area, it’s possible that this could be due to several factors. Over-washing can lead to irritation and dryness of the skin, which may cause itching. Additionally, anxiety and stress can manifest physically, leading to sensations such as itching or discomfort. If the itching persists or worsens, it may be worth consulting a healthcare professional to rule out any other causes, such as a yeast infection or other dermatological issues.

In terms of infection risks from public restrooms, it’s important to note that while some infections can be transmitted in such environments, the risk is generally low. For example, sexually transmitted infections (STIs) are not typically contracted through casual contact with surfaces in public restrooms. The only exception might be certain conditions like HPV (human papillomavirus), which can survive on surfaces for a limited time, but the risk remains minimal.

If you are still feeling anxious about potential infections, consider implementing some preventive measures in the future. For example, using a tissue or toilet paper to create a barrier between your skin and surfaces in public restrooms can help reduce contact. Additionally, maintaining good hygiene practices, such as washing your hands thoroughly after using the restroom and avoiding touching your face, can further minimize the risk of infection.

Lastly, if you continue to experience anxiety about this incident or if physical symptoms develop, it may be beneficial to speak with a healthcare provider. They can provide reassurance, conduct any necessary examinations, and offer guidance tailored to your specific situation.

In summary, while it’s natural to feel concerned after an incident like this, the risk of infection from a brief contact with a restroom wall is quite low. Your body’s natural defenses, combined with good hygiene practices, significantly reduce the likelihood of any adverse effects. If symptoms persist or anxiety continues to affect your well-being, seeking professional advice is always a good step.

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