Body fluid, Internal Medicine FAQ

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Understanding HIV and HPV Risks: PEP Efficacy and Autoimmune Concerns

HIV infection HPV infection Hello, Doctor. I have a question. After performing oral sex on a woman, I noticed small red spots on my abdomen two days later, which made me very anxious. I quickly went to a clinic and had a blood test for HIV, which came back negative. I started tak...


Dr. Liao Zhongxin Reply:
First, let's look at the information about HIV: The HIV virus has three main transmission routes: 1. Sexual transmission: Engaging in oral, anal, or vaginal intercourse without a condom with an HIV-infected individual or exchanging other bodily fluids carries a risk of infec...

[Read More] Understanding HIV and HPV Risks: PEP Efficacy and Autoimmune Concerns


Understanding HIV Transmission Risks in Public Spaces: Key Insights

I forgot to ask for additional information? Hello, doctor! I apologize for my question. If someone with anal fissures or hemorrhoids sits on a public chair and comes into contact with HIV-infected blood or bodily fluids, could they be at risk of infection? I also forgot to ask, i...


Dr. Lin Wufu Reply:
Hello, if an open wound comes into contact with body fluids containing the HIV virus, there is indeed a risk of infection. However, the HIV virus dies within minutes once it leaves the human body, so the likelihood of encountering live HIV in a public place is very low. It is adv...

[Read More] Understanding HIV Transmission Risks in Public Spaces: Key Insights


Can Eye Drops Contaminated with HIV Blood Transmit the Virus?

Transmission routes of HIV If eye drops are contaminated with red blood, and if that blood is HIV-positive, there is a potential risk of HIV transmission if the contaminated eye drops are applied to the eyes. However, the risk of transmission through this route is considered to b...


Dr. Lin Wufu Reply:
The conjunctiva of the eye is a mucous membrane, and contact with bodily fluids containing the HIV virus poses a risk of transmission.

[Read More] Can Eye Drops Contaminated with HIV Blood Transmit the Virus?


Assessing Infection Risks from Handling Contaminated Clothing

Is there a risk of infection? On April 6, I helped a patient wash underwear stained with menstrual blood. I had several small wounds on my hands (including cuts from finger flesh and mosquito bites). The patient has a history of genital warts, so I am uncertain about their health...


Dr. Liao Zhongxin Reply:
1. In principle, healthcare personnel should not have direct contact with patients' blood, body fluids, or wounds without gloves; they should wear gloves while performing procedures. 2. If there is accidental contact with an infectious wound, remember to first wash it thor...

[Read More] Assessing Infection Risks from Handling Contaminated Clothing


Risk of Hepatitis B Transmission After Accidental Blood Exposure

Hepatitis B transmission issues? Hello, doctor: I have received the hepatitis B vaccine and have tested positive for antibodies (surface antibody 81, core antibody 0.10). A few days ago, while changing the dressing for an uncle with liver cirrhosis at the hospital, I accidentally...


Dr. Liao Zhongxin Reply:
1. According to the data from the Centers for Disease Control (https://www.cdc.gov.tw/Category/Page/jlS2jBHpodI34ATlKUy3oQ): (1) Mode of Transmission: Hepatitis B surface antigen can be found in body fluids and secretions, but only blood, semen, and vaginal secretions are inf...

[Read More] Risk of Hepatitis B Transmission After Accidental Blood Exposure


Can Hepatitis B Be Transmitted Through Open Wounds on Public Surfaces?

Inquiry about Hepatitis B transmission? Hello, I am a carrier of hepatitis B. Sometimes, my skin has wounds due to various reasons, such as accidental cuts/scrapes, eczema, or insect bites, and I am unsure if these wounds have any fluid or blood. If these wounds come into contact...


Dr. Liao Zhongxin Reply:
A. According to the Centers for Disease Control data: The hepatitis B surface antigen can be found in body fluids and secretions, but only blood, semen, and vaginal secretions are infectious. The presence of the e antigen indicates a high viral load and high infectivity. Transmis...

[Read More] Can Hepatitis B Be Transmitted Through Open Wounds on Public Surfaces?


Can Oral Sores Increase Risk of Bloodborne Infections?

Various Blood/Body Fluid Infectious Diseases Hello, doctor. If there are sores in or outside the mouth and I accidentally consume food contaminated with various bloodborne or fluidborne pathogens, is it possible to contract different bloodborne or fluidborne infections? Thank you...


Dr. Liao Zhongxin Reply:
A. The term "food contaminated with various blood or body fluid infectious diseases' viruses/pathogens" refers to consuming items that may be tainted with infectious agents, such as undercooked meat from infected animals or food that has been handled by an infected...

[Read More] Can Oral Sores Increase Risk of Bloodborne Infections?


Can You Contract Bloodborne Diseases from Contaminated Food?

Any blood or body fluid transmissible disease? Hello, doctor. I would like to ask if there is any risk of contracting a blood or body fluid-borne infectious disease if a virus or pathogen from contaminated food comes into contact with a cut or sore in the mouth, either inside or ...


Dr. Hong Yuanbin Reply:
Hello, the risk of transmitting blood or bodily fluid infectious diseases through the oral cavity or food is very low, unless there is a significant bleeding wound in the mouth. Thank you for your question.

[Read More] Can You Contract Bloodborne Diseases from Contaminated Food?


Understanding HIV Transmission Risks: Common Misconceptions Explained

HIV Issues 1. If my hands have touched money or many objects, and then I touch my vagina or eyes, can I get infected with HIV? If there are blood or bodily fluids on my hands, does touching my mucous membranes count as contact with blood and bodily fluids? 2. If my hair or body ...


Dr. Hong Yuanbin Reply:
Hello, the situations you described do not involve contact with body fluids that can transmit HIV, so you should not contract the disease. Thank you for your question.

[Read More] Understanding HIV Transmission Risks: Common Misconceptions Explained


Understanding Blood and Body Fluid Infections: Risks and Transmission

Blood and body fluid infections 1. In general circumstances, when injecting medication into a patient's arm, is it possible for blood to spray outwards after the needle is withdrawn? Is there likely to be residual blood on the needle? Could blood potentially reach my eyes fr...


Dr. Hong Yuanbin Reply:
Hello, the likelihood of contracting HIV or hepatitis in the situations you mentioned is very low, so there is no need to worry. Hepatitis C is primarily transmitted through blood, and the chances of infection through other factors are very low. Thank you for your question.

[Read More] Understanding Blood and Body Fluid Infections: Risks and Transmission


Understanding HIV Transmission Risks in Healthcare Settings

Questions about HIV infection? I would like to ask the doctor if the risk of HIV transmission through contact requires exposure to a large amount of fresh blood. Since I work in a hospital and encounter patients undergoing blood draws and those with body fluids, I would like to k...


Dr. Hong Yuanbin Reply:
Hello, the risk of infection is generally higher with blood transfusions. For typical wounds or general skin contact, the risk of infection is very low. The daily life situations you described do not pose a risk for HIV infection. The HIV virus is primarily found in semen and blo...

[Read More] Understanding HIV Transmission Risks in Healthcare Settings


Understanding HIV Transmission Risks in Everyday Situations

Concerns about HIV infection? The HIV virus can survive outside the human body for a limited time, typically a few hours to a few days, depending on the environment. However, it is important to note that HIV is primarily transmitted through direct contact with certain body fluids...


Dr. Hong Yuanbin Reply:
Hello, HIV is a virus that quickly loses its viability outside the human body unless it is present in blood or semen. Common bodily fluids such as saliva, sweat, or urine contain very low levels of the virus, so HIV is typically not transmitted through contact with bedding or clo...

[Read More] Understanding HIV Transmission Risks in Everyday Situations


Can You Get HIV from a Cut in the Hospital? Understanding the Risks

Are there any cases of HIV infection from a cut on the hand in a hospital setting? Hello Dr. Lin: During an X-ray at a large hospital, I accidentally cut my finger on the equipment, resulting in slight bleeding. I am concerned about the risk of contracting HIV and other infectiou...


Dr. Lin Wufu Reply:
Hello, A-Jie! HIV transmission requires contact with "blood" or "body fluids." Although your wound did bleed, which does pose a risk, if this device does not come into contact with the blood or body fluids of an infected individual, there is actually no chance...

[Read More] Can You Get HIV from a Cut in the Hospital? Understanding the Risks


Understanding Syphilis Treatment: Common Questions and Concerns

Syphilis: A Few Questions Hello doctor, I have been undergoing treatment for syphilis for a year now, and my PRP (Rapid Plasma Reagin) titer has remained at 1:2 without any upward or downward trend. Is this normal? I found information stating that it usually takes 3 to 5 years to...


Dr. Hong Yuanbin Reply:
Hello: 1. In addition to relapse, the index may also rise due to reinfection. 2. Not necessarily, as it varies from person to person. Generally, we will follow up every 3 to 6 months. A fourfold decrease indicates effective treatment; however, some individuals may only decrease t...

[Read More] Understanding Syphilis Treatment: Common Questions and Concerns


Concerns About HIV Transmission from Contaminated Floors and Shoes

Floor and shoe sole Hello: I work in a pathology lab where specimens often result in blood or bodily fluids dripping onto the floor. After handling specimens, I walk back to the adjacent office and am concerned that HIV in the bodily fluids on the floor could be brought back to t...


Dr. Liao Zhongxin Reply:
Dear readers, 1. The following are legally mandated infectious diseases that can be transmitted through contact: Granulomatous amoebic encephalitis, rabies, anthrax, glanders, leptospirosis, tetanus, neonatal tetanus, scabies, pediculosis, leprosy, cat scratch fever, tularemia, ...

[Read More] Concerns About HIV Transmission from Contaminated Floors and Shoes


Understanding Low Potassium Levels: Causes and Management for Seniors

Inquiry about Potassium (K) Testing Hello Director Wu, my mother is 65 years old. In March 2014, she experienced a mild cerebral infarction due to atrial fibrillation, but she has recovered well and can live independently. In November of last year, a blood test showed her potassi...


Dr. Wu Jiyu Reply:
Hello, based on the information you provided, here are a few points for your reference: (1) Normal serum potassium levels range from 3.5 to 5 mg/dL. A level of 3.4 is considered mildly low, and the clinical risk associated with this is not high. Complications from severe hypoka...

[Read More] Understanding Low Potassium Levels: Causes and Management for Seniors


Understanding Nausea and Chest Discomfort in Hot Weather: When to Seek Help

Please ask your question? My brother is around 45 years old, and this summer he experiences nausea, vomiting, and chest tightness whenever the weather is hot, the air is humid, or the air quality is poor. Could this be heat exhaustion? Which specialty should he consult if this oc...


Dr. Yang Zhongwei Reply:
Hello: Heat exhaustion occurs in high temperature and humid environments, leading to excessive sweating and subsequent imbalance of body fluids and electrolytes. The management involves quickly moving to a cool, ventilated area to rest and replenish fluids and electrolytes. If sy...

[Read More] Understanding Nausea and Chest Discomfort in Hot Weather: When to Seek Help


Post-Operative Care for Peritonitis: Boosting Immunity and Recovery Tips

How should one care for themselves after surgery for peritonitis? Hello Dr. Hsiao: My father was in a car accident over a month ago (colliding with a utility pole), which resulted in a small bowel rupture that went unnoticed, leading to a 20-day delay in receiving medical attenti...


Dr. Xiao Jingqin Reply:
After surgery for peritonitis, it is recommended to resume eating as soon as bowel motility returns to normal and gas is passed. Due to the surgery and peritonitis, there is a significant loss of body fluids into the abdominal cavity, which often leads to a marked decrease in ser...

[Read More] Post-Operative Care for Peritonitis: Boosting Immunity and Recovery Tips


How Long Can Hepatitis B Virus Survive Outside the Body?

How long can the hepatitis B virus survive outside the body? If saliva from a person with highly infectious hepatitis B comes into contact with clothing during a conversation, is there a possibility of transmission to others? How long can the hepatitis B virus survive outside the...


Dr. Xiao Jingqin Reply:
Hello Linlin~~ Hepatitis B virus is transmitted through body fluids, primarily via blood transfusions, sexual contact, sharing needles, and needlestick injuries. It is not transmitted through respiratory droplets or food. Hepatitis B is very difficult to survive outside the body;...

[Read More] How Long Can Hepatitis B Virus Survive Outside the Body?


Understanding Hepatitis B Vaccination and Antibody Testing for Students

Hepatitis B vaccination administration Hello, Dr. Hsiao! The child was born in 1988 and received four doses of the hepatitis vaccine according to government policy at that time. This year, due to enrollment in a dental program abroad, a hepatitis B antibody test was conducted, wh...


Dr. Xiao Jingqin Reply:
1. It is possible to receive the hepatitis B vaccine again. 2. Not necessarily; the hepatitis B vaccine can produce antibodies in over 95% of recipients, but it is not 100%. 3. After completing the three-dose series, antibody testing should be conducted 3 to 6 months later. I...

[Read More] Understanding Hepatitis B Vaccination and Antibody Testing for Students


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