Can You Contract Hepatitis B from Visiting the Dentist?

Q: Can You Contract Hepatitis B from Visiting the Dentist?

According to the CDC website： A. <br>Mode of Transmission： Hepatitis B surface antigen can be found in bodily fluids and secretions, but only blood, semen, and vaginal secretions are considered infectious. <br>The presence of e antigen indicates a high concentration of the virus

Can you get hepatitis B from visiting the dentist?

A few days ago, I had swelling when my wisdom teeth were coming in, so I visited a relatively tidy dental clinic.
Later, I recalled that a few weeks ago, I had undergone testing for hepatitis B surface antigen and antibodies, both of which were negative.
I would like to know if there are many cases of hepatitis B transmission in Taiwan from visiting the dentist.
I have anxiety, and I noticed that there are quite a few articles online raising concerns about this.
If I need to get vaccinated, can I just go to a clinic that offers the hepatitis B vaccine for direct administration?

wei, 20~29 year old female. Ask Date: 2021/12/04

Dr. Liao Zhongxin reply Internal Medicine

According to the CDC website: A.
Mode of Transmission: Hepatitis B surface antigen can be found in bodily fluids and secretions, but only blood, semen, and vaginal secretions are considered infectious.
The presence of e antigen indicates a high concentration of the virus in the body, which is highly contagious.
Transmission can occur through perinatal infection, as well as through the entry of infectious blood or bodily fluids into the body via skin or mucous membranes.
Therefore, exposure to untested blood and its products, sharing needles or syringes, acupuncture, ear piercing, eyebrow tattooing, tattooing, sharing toothbrushes or razors, and sexual intercourse (for those without Hepatitis B surface antibodies, engaging in vaginal, anal, or oral sexual contact without a condom with someone who is Hepatitis B surface antigen positive) can all lead to infection.
In Southeast Asian countries and the Far East, perinatal infection in newborns is a significant route of transmission, particularly from mothers who test positive for both Hepatitis B surface antigen and e antigen, transmitting the virus to their newborns during or after delivery.
B.
From the above information, it is understood that a general dentist's procedures would not lead to acute Hepatitis B, especially since the instruments in the clinic should be sterilized before reuse, so there should be no cause for concern.

Reply Date: 2021/12/04

More Info

Visiting the dentist can understandably raise concerns about the risk of contracting Hepatitis B, especially if you have a history of anxiety regarding health issues. However, it is important to clarify the actual risk involved and the preventive measures that are in place within dental practices.

Hepatitis B is primarily transmitted through contact with infectious body fluids, particularly blood, semen, and vaginal secretions. The virus can survive outside the body for at least seven days, which is a significant factor when considering potential transmission in various environments. However, the risk of contracting Hepatitis B from dental visits is generally low due to strict infection control protocols that dental offices are required to follow.

1. Infection Control in Dental Practices: Dental clinics are mandated to adhere to stringent sterilization and disinfection protocols. Instruments used in procedures are typically sterilized using autoclaves, which effectively eliminate any pathogens, including the Hepatitis B virus. Additionally, disposable items, such as needles and gloves, are used to minimize the risk of cross-contamination. This means that the likelihood of encountering contaminated instruments during your visit is very low.

2. Transmission Risk: The risk of contracting Hepatitis B from a dental visit is significantly lower compared to other activities that involve direct blood exposure, such as sharing needles or unprotected sexual contact with an infected individual. If a patient is Hepatitis B positive, the risk of transmission through dental procedures is minimal, especially if proper protocols are followed. The Centers for Disease Control and Prevention (CDC) states that there have been very few documented cases of Hepatitis B transmission in dental settings.

3. Vaccination: If you are concerned about your Hepatitis B status, it is advisable to consult with a healthcare provider about vaccination. The Hepatitis B vaccine is highly effective and consists of a series of three shots. If you have previously received the vaccine but are unsure of your immunity status, a blood test can determine if you still have protective antibodies. If your antibody levels are low, a booster shot may be recommended.

4. Your Recent Tests: Since your recent tests for Hepatitis B surface antigen and antibodies were negative, it indicates that you are not currently infected and do not have immunity. This is a good opportunity to discuss vaccination with your healthcare provider. They can guide you on where to receive the vaccine, which is typically available at clinics, hospitals, and some pharmacies.

5. Anxiety and Health Concerns: It is natural to feel anxious about health-related issues, especially when it comes to infectious diseases. However, educating yourself about the actual risks and preventive measures can help alleviate some of that anxiety. If you find that your anxiety is overwhelming, consider speaking with a mental health professional who can provide strategies to manage your concerns.

In summary, while the risk of contracting Hepatitis B from visiting the dentist is low due to stringent infection control measures, it is wise to stay informed about your vaccination status and consider getting vaccinated if you have not done so recently. If you have further concerns, do not hesitate to reach out to your healthcare provider for personalized advice and support.

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