Hepatitis B transmission, Gastroenterology and Hepatology FAQ

Understanding Hepatitis B Transmission Risks in Daily Life

Regarding the transmission of hepatitis B while on medication? My mother has hepatitis B and is undergoing regular treatment. I would like to ask if sharing meals with her (without using serving utensils) poses a risk of transmission, especially since I often have mouth ulcers. I...

Dr. Chen Shidian Reply:
In principle, hepatitis B is not easily transmitted through diet. Additionally, if the patient is already on antiviral medication, the risk of transmission to others is significantly reduced.

Understanding Hepatitis B Transmission Risks and Prevention Strategies

Hepatitis B-related issues Hello, Doctor. I recently learned that a family member is a carrier of hepatitis B. I haven't had a health check-up in over a year and I'm not aware of the viral load or other conditions; I only know that I have fatty liver. However, I do not ...

Dr. Lin Minghui Reply:
Hello: Hepatitis B is transmitted through the entry of blood or bodily fluids containing the Hepatitis B virus into the body via the skin or mucous membranes. Transmission routes include blood transfusions, injections, hemodialysis, acupuncture, tattoos, eyebrow tattoos, ear pier...

Understanding Hepatitis B Transmission Risks in Everyday Situations

Hepatitis B transmission issues? Hello doctor, I would like to ask about my father who has hepatitis B. Yesterday, he had a minor injury on his finger that bled. After stopping the bleeding and cleaning the wound with alcohol wipes, is there still a possibility of hepatitis B vir...

Dr. Chen Shidian Reply:
The risk of infection is low, but caution is still advised.

Understanding Hepatitis B Transmission Risks for Carriers

Inquiry about Hepatitis B transmission? Hello, I am a carrier of hepatitis B and currently taking Viread (tenofovir disoproxil fumarate). In February of this year, I underwent the following tests: Test order name: Quantitative Polymerase Chain Reaction for Deoxyribonucleic Acid; ...

Dr. Chen Shidian Reply:
It is unlikely to be contagious, but if medication is stopped, there is a high risk of viral relapse. Please follow your physician's medication regimen.

Understanding Hepatitis B Transmission Risks: Low Viral Load Explained

Inquiry about Hepatitis B Transmission (Continued) Hello, I am the questioner of Q&A <a href="https://adoctor.tw/article/194207">#194207</a> (regarding HBV DNA viral load, with a test result of <10). Thank you for your response. In your previous reply...

Dr. Chen Shidian Reply:
High viral load is required for transmission through blood or bodily fluids (especially if the other person has not been vaccinated). When medication is taken, the viral load decreases significantly, and the likelihood of transmission is almost negligible.

Concerns About Hepatitis B Transmission in Public Spaces

Inquiry about Hepatitis B transmission? Hello, I would like to ask you a few questions. 1. Yesterday, when I was at a government office, I was unsure if the eczema wound on my foot was bleeding or oozing bodily fluids, and I was uncertain if my pants had come into contact with ...

Dr. Chen Shidian Reply:
Generally, it is not contagious to others, so please rest assured.

Understanding Hepatitis B Transmission and Cleaning Guidelines

Cleanliness and Transmission Issues of Hepatitis B Hello, doctor. I would like to ask you a few questions that have been bothering me: 1. Should clothing stained with the blood of a hepatitis B carrier be washed separately from other people's clothes? 2. Do regular laundry...

Dr. Chen Shidian Reply:
No need to wash. Fresh blood should not come into contact with the wounds of others.

Understanding Hepatitis B Transmission and Cleaning Guidelines

Hepatitis B cleaning and transmission issues? Hello, doctor. I would like to ask you a few questions that have been bothering me: 1. Should clothing stained with the blood of a hepatitis B carrier be washed separately from other people's clothes? 2. Do regular laundry deter...

Dr. Chen Shidian Reply:
No need to wash. Fresh blood should not come into contact with others' wounds.

Addressing Hepatitis B Transmission Concerns in Shared Spaces

Hepatitis B Transmission Issues (Continued) Hello, I am the anonymous person (ID <a href="https://adoctor.tw/article/182779">#182779</a>) who consulted you on June 10, 2022, at the e-hospital in Taiwan. Thank you for your response. Based on your reply, it se...

Dr. Cai Anshun Reply:
Hello: It should not be that easy to get infected, as the risk of transmission decreases significantly once the blood dries. Additionally, it would require that the person touching it has an open wound. Typically, a person with an unbandaged wound on their hand would not use that...

Understanding Hepatitis B Transmission and Cleaning Guidelines

Dr. Chen Shidian Reply:
Individuals who have not received the hepatitis B vaccine should avoid allowing their wounds to come into contact with the fresh blood of a hepatitis B patient, as this could pose a risk. It is advisable for those who have not been vaccinated to get vaccinated as soon as possible...

Understanding Hepatitis B Transmission Risks for Mothers and Infants

The issue of blood transmission of Hepatitis B? Hello, doctor. I am a mother who is a carrier of hepatitis B. I would like to ask you, how long does the hepatitis B virus remain infectious when exposed to air? If my baby (who has completed the three doses of the hepatitis B vacci...

Dr. Chen Shidian Reply:
After receiving three doses of the hepatitis B vaccine, you do not need to worry about being infected with hepatitis B. Hepatitis B is not transmitted through oral routes.

Understanding Hepatitis B Transmission Risks in Everyday Situations

Inquiry about Hepatitis B transmission? Hello, I am a carrier of hepatitis B. In daily life, I often encounter situations where I accidentally scrape or bump my hands or fingers. If I only scrape or bump my hand or finger, "there may be scratches, but no bleeding or bodily f...

Dr. Chen Shidian Reply:
Transmission of hepatitis B is unlikely as described. It primarily occurs through direct blood transfusion or sexual contact (especially if the partner lacks antibodies).

Can Hepatitis B Be Transmitted Through Scratches on Trash Bags?

Inquiry about Hepatitis B transmission? Hello, I would like to ask you: I am a carrier of hepatitis B. Yesterday, I accidentally scraped or rubbed my hand against a bag containing items before throwing it into the trash can. Later, I checked my hand and it seemed there was no ble...

Dr. Chen Shidian Reply:
It is unlikely to cause transmission. Transmission is only possible with direct blood or sexual contact, and only if the other party lacks antibodies.

Concerns About Hepatitis B Transmission After Needle Injury

Hepatitis B transmission issues? Hello doctor, recently my child and I were both injured by a thumbtack on the floor. I was injured first, and my daughter also bled... I'm worried that I might transmit hepatitis B to her. I had a hepatitis B test, and the results are as foll...

Dr. Cai Anshun Reply:
Hello: Don't worry, surface antigen 0.01 (-) indicates that you are not a carrier of hepatitis B; surface antibody 1000 (+) represents your immunity. There is no need for testing in children. Changhua Hospital cares about your health. Dr. Tsai An-Shun.

Understanding Hepatitis B Transmission: Myths and Facts

Concerns about Hepatitis B transmission? Hello doctor! I have a friend who says he is a carrier of hepatitis B and that he was infected perinatally. However, he claims that he will not transmit the virus to others. Is there any truth to this statement, or am I misunderstanding so...

Dr. Chen Shidian Reply:
Blood can still transmit infections (hence, blood donation is not allowed), while food does not transmit infections.

Understanding Hepatitis B Transmission Risks and Vaccination for Family Members

Family member with hepatitis B? If a family member living together has hepatitis B but is unaware of their exact status, is there a risk of transmission if we share dishes during meals without using serving utensils? If they may have been vaccinated in the past, what blood tests ...

Dr. Yang Zhichao Reply:
Hello, Miss Xiao Yuan. Q: If we dine together without using serving utensils and share a dish, is there a risk of transmission? A: Hepatitis B is transmitted through bodily fluids and blood, so the likelihood of transmission during a meal is almost zero. Q: What blood marke...

Understanding Hepatitis B Transmission Risks: Common Concerns and FAQs

Hepatitis B transmission issues? Hello, doctor. I would like to ask about my father, who is a carrier of hepatitis B. I accidentally touched the bristles of his toothbrush with my finger and quickly washed my hands afterward. Is there still a risk of transmitting hepatitis B? Als...

Dr. Cai Anshun Reply:
Hello: 1. If there are no wounds on your fingers, touching the bristles of a toothbrush will not transmit hepatitis B. 2. Regular clothing does not carry the hepatitis B virus unless it has been contaminated with the patient's bodily fluids or blood, which can be washed away...

Understanding Hepatitis B Transmission Risks in Daily Life

Hepatitis B transmission issues? Hello, Doctor. I would like to ask about my father, who is a carrier of hepatitis B. I accidentally touched the bristles of his toothbrush with my finger and quickly washed my hands afterward. Is there a risk of transmitting hepatitis B in this si...

Dr. Chen Shidian Reply:
It shouldn't be a problem. Those born after 1984 have received the hepatitis B vaccine.

Understanding Hepatitis B Transmission Risks from Blood Exposure

Hepatitis B transmission issues? Hello, I would like to ask you a question. I am a carrier of hepatitis B. If I use a tissue to wipe blood, and the tissue particles disperse and potentially stick to clothing or other people's belongings, is there a risk of hepatitis B infect...

Dr. Chen Shidian Reply:
Hepatitis B is transmitted through blood, requiring the presence of an open wound in the other person; therefore, in general situations, there is no need to worry about transmission.

Understanding Hepatitis B Risks in Sexual Relationships: What You Need to Know

Engaging in sexual activity with a partner who has hepatitis B? My boyfriend is a chronic hepatitis B patient, and we have had sexual intercourse for several years, including several instances of unprotected sex. On April 28, I tested negative for hepatitis B surface antigens and...

Dr. Chen Shidian Reply:
Hello, it is advisable to avoid sexual contact to prevent the transmission of Hepatitis B (using condoms), especially since the female partner has a negative antibody test. It is recommended to receive an additional dose of the vaccine and then test for antibodies one month later...

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