Understanding HIV Transmission Risks: Your Questions Answered
HIV issues I would like to ask the doctor, when I went to the restroom in the dormitory at night to change my sanitary pad, I found blood on the floor afterward. I'm not sure if it was mine. Then I used a piece of toilet paper from the trash can to wipe it up, but I forgot i...
Dr. Liao Zhongxin Reply:
A. According to the data from the Centers for Disease Control (CDC), there are three main transmission routes for the Human Immunodeficiency Virus (HIV): 1. Sexual transmission: Engaging in oral, anal, or vaginal intercourse or other exchanges of bodily fluids with an HIV-infecte...[Read More] Understanding HIV Transmission Risks: Your Questions Answered
Assessing HIV Infection Risk: A Concern After Brief Contact
Is there a risk of HIV infection? I know I might be overly anxious, but I still want to consult a doctor. Getting an answer from a medical professional might help ease my mind. Two days ago, an older woman asked me how to rent a Ubike, and during that time, I took her phone to as...
Dr. Liao Zhongxin Reply:
A. According to the data from the Centers for Disease Control (https://www.cdc.gov.tw/Category/Page/lehLY2EFku4q7Gqv4bql2w), there are three main routes of HIV transmission: 1. Sexual transmission: Engaging in oral, anal, or vaginal intercourse or other exchanges of bodily fluids...[Read More] Assessing HIV Infection Risk: A Concern After Brief Contact
Assessing the Risk of HIV and Syphilis After Recent Grooming and Sexual Activity
Risk assessment If I am a male and have just shaved my pubic hair, and there may be some wounds in the shaved area, is there a risk of contracting HIV or syphilis if I perform oral sex (without a condom) and vaginal intercourse (with a condom) with a sex worker 12 hours later?
Dr. Hong Yuanbin Reply:
Hello, as long as there is unprotected sex, there will be risks. Of course, oral sex carries relatively lower risks. As for whether to shave pubic hair, it has a relatively minor impact. Thank you for your question.[Read More] Assessing the Risk of HIV and Syphilis After Recent Grooming and Sexual Activity
Two Medical Questions: Rib Discomfort and Hepatitis B Concerns
Two questions, please ask the doctor? Hello, I have two questions I would like to ask you. Today, while practicing diaphragmatic breathing, I noticed that after exhaling, the left rib, specifically the bone in the upper left part of my abdomen, seems to protrude slightly more tha...
Dr. Hong Yuanbin Reply:
Hello, 1. In a normal human body, the ribs on both sides are not perfectly symmetrical. The condition you mentioned is likely just a normal physiological variation and should not be a cause for concern. 2. The injury you mentioned from being scratched by a fork does not pose a ri...[Read More] Two Medical Questions: Rib Discomfort and Hepatitis B Concerns
Can You Get HIV from Scratches in Public Places?
Infection concerns? If I get scratched by a plastic board displaying prices in a store, and someone before me has also been scratched, am I at risk of contracting HIV? The wound situation is that there is a slight bleeding from a horizontal scratch, while other abrasions are not ...
Dr. Hong Yuanbin Reply:
Hello, the situation you mentioned does not pose a risk of HIV infection. Thank you for your question.[Read More] Can You Get HIV from Scratches in Public Places?
Assessing HIV Infection Risks After Encountering Blood in an Elevator
Infection concerns? Hello, Doctor Hong. Yesterday, while I was in the elevator, I noticed a large pool of red liquid flowing from the buttons to the floor. I later heard that someone had vomited blood inside the elevator (I did not see it happen). I was told that the floor was co...
Dr. Hong Yuanbin Reply:
Hello, based on the situation you mentioned, you are concerned about the risk of contracting HIV from contact with blood in the elevator. However, since you did not have mucous membrane exposure or direct contact with fresh blood through an obvious wound, it appears that there is...[Read More] Assessing HIV Infection Risks After Encountering Blood in an Elevator
Risk of Syphilis Infection from Blood Contact: What You Need to Know
Syphilis skin contact infection Hello, doctor. I would like to ask about an incident that occurred during my internship at the hospital. While removing an IV from a patient, my fingertip accidentally came into contact with the blood of a patient diagnosed with syphilis. At that m...
Dr. Hong Yuanbin Reply:
Hello, if there is no puncture wound, simple intact skin contact with blood does not lead to syphilis infection unless there is a needle stick injury. In the case of a needle stick injury, it is necessary to follow the needle stick protocol, which includes testing for syphilis an...[Read More] Risk of Syphilis Infection from Blood Contact: What You Need to Know
Concerns About HIV Infection Risks After Encountering Blood in Elevator
Infection Inquiry Hello, Doctor Hong. Yesterday, while I was in the elevator, I noticed a large pool of red liquid flowing from the buttons to the floor. I later heard that someone had vomited blood inside the elevator (I did not see it happen). I was told that the floor was cove...
Dr. Hong Yuanbin Reply:
Hello, based on the situation you mentioned, you are concerned about the risk of contracting HIV from contact with blood in the elevator. However, since you did not have mucous membrane exposure or any obvious open wounds that came into direct contact with fresh blood, it current...[Read More] Concerns About HIV Infection Risks After Encountering Blood in Elevator
Concerns About HIV Infection Risks After Encountering Blood in Elevator
Infection concerns? Hello, Doctor Hong. Yesterday, while I was in the elevator, I noticed a large pool of red liquid flowing from the buttons to the floor. I later heard that someone had vomited blood inside the elevator (I did not see it happen). I was told that the floor was co...
Dr. Hong Yuanbin Reply:
Hello, based on the situation you mentioned, you are concerned about the risk of contracting HIV from contact with blood in an elevator. However, since you did not have mucous membrane exposure or direct contact with fresh blood through an open wound, it currently appears that th...[Read More] Concerns About HIV Infection Risks After Encountering Blood in Elevator
Concerns About Vibrio Infections After Minor Cuts in Marine Environments
Vibrio parahaemolyticus and Infection Issues At 2:30 PM, I went to Sicao to catch clams and didn't notice a slight cut on my leg. After about an hour, I returned to shore and rinsed the wound with clean water; it was red but did not swell, hurt, or feel warm. When I got home...
Dr. Lin Wufu Reply:
Hello: There are different pathogenic bacteria species in seawater and freshwater. Wounds that occur in water can indeed become infected and cause inflammation. However, if the immune system is functioning normally, most minor wounds will heal on their own. It is advisable to mon...[Read More] Concerns About Vibrio Infections After Minor Cuts in Marine Environments
Assessing Infection Risks After Unprotected Oral Sex: Key Considerations
Is there a risk of infection? Hello doctor, today I had unprotected oral sex with an online acquaintance. I know that the risk of transmitting HIV through unprotected oral sex is very low, but today the situation was a bit special. 1. The other person ejaculated on my face, and I...
Dr. Hong Yuanbin Reply:
Hello, the two scenarios you mentioned do not pose a risk of HIV infection on the face or hands. Thank you for your question.[Read More] Assessing Infection Risks After Unprotected Oral Sex: Key Considerations
Understanding HIV Exposure Risks After Intimate Contact with PEP Users
Having sexual relations with someone who is on PrEP? Hello, doctor. I had close contact with someone who may be an HIV patient. On that day, I had a deep kiss with him (he has bleeding symptoms when brushing his gums or sucking hard, and I also experience bleeding when I brush my...
Dr. Lin Wufu Reply:
Hello: First, it is important to clarify that PEP (Post-Exposure Prophylaxis) is used to prevent HIV transmission after potential exposure. Therefore, if your partner is currently taking PEP, the likelihood of them having HIV at that moment is very low. Assuming they are indeed a...[Read More] Understanding HIV Exposure Risks After Intimate Contact with PEP Users
Understanding Umbilical Issues: Causes of Discoloration and Skin Changes
Umbilical-related issues? Can umbilical stones adhere to the navel and cause melanin deposition? Doctor, do you think my situation could simply be due to dirt sticking? I discovered a black spot protruding yesterday, and no matter how much I tried to remove it, it wouldn't c...
Dr. Hong Yuanbin Reply:
Hello, having some moles or dirt on your abdomen is a normal occurrence. It is recommended to clean it using regular hygiene methods and to avoid picking at it with your hands, as this can lead to surrounding inflammation. As for whether it could be cancer metastasis, if it can b...[Read More] Understanding Umbilical Issues: Causes of Discoloration and Skin Changes
Understanding Post-Treatment Reactions to Syphilis: What to Expect
Reactions after syphilis treatment? Hello, Doctor Liao. I went for an anonymous rapid syphilis test on August 13, and on August 18, I was informed that the result was positive for syphilis. On August 19, I made an appointment at the Infectious Disease Department of Pingtung Hospi...
Dr. Liao Zhongxin Reply:
Transmission Methods: 1. Close contact during sexual intercourse and other sexual activities is the primary route of transmission. Direct contact of wounds with secretions, bodily fluids, and other excretions (such as semen, blood, and vaginal secretions) from skin or mucosal les...[Read More] Understanding Post-Treatment Reactions to Syphilis: What to Expect
Assessing HIV Risk After Electrocautery Treatment for Penile Bumps
Risk of HIV Infection Due to having pimples on the penis, I underwent electrocautery. The procedure lasted about an hour, and during that time, someone assisted me. There was no bleeding at the moment, and I am unsure if the other person made any contact, but I noticed they had n...
Dr. Liao Zhongxin Reply:
According to the Centers for Disease Control (CDC) in Taiwan, there are three main modes of transmission for the Human Immunodeficiency Virus (HIV): 1. **Sexual Transmission**: Engaging in oral, anal, or vaginal intercourse with an HIV-infected individual or exchanging other bod...[Read More] Assessing HIV Risk After Electrocautery Treatment for Penile Bumps
Assessing HIV Infection Risk from Indirect Blood Contact: Expert Insights
Infection concerns? Hello Dr. Hong, I apologize for asking about the following situation regarding the risk of HIV infection. Last Friday, while waiting for the bus, I noticed that the person next to me had what appeared to be two or three bloodstains, about the size of a ten-d...
Dr. Hong Yuanbin Reply:
Hello, currently there are no reported cases of HIV infection due to coins or masks. It is advised not to worry, and there is no need for prophylactic medication at this time. Thank you for your inquiry.[Read More] Assessing HIV Infection Risk from Indirect Blood Contact: Expert Insights
Concerns About Toilet Water Contamination on a Wounded Hand
The wound came into contact with the water from my own toilet? Hello, doctor. Two days ago, I was shopping and accidentally scratched my hand on a sharp object (a store decoration). At that moment, I only felt a sting and there was no bleeding. I sprayed a lot of alcohol on it an...
Dr. Hong Yuanbin Reply:
Hello, based on your description, your main concern is the risk of infection from the wound. However, the pathogens found in toilet environments are primarily gastrointestinal bacteria, not bloodborne pathogens, so the risk of sexually transmitted infections or bloodborne disease...[Read More] Concerns About Toilet Water Contamination on a Wounded Hand
Assessing HIV Infection Risks in Male-to-Male Sexual Activities
Concerns about HIV infection? Hello, doctor. I would like to inquire about the risk of infection during male-to-male sexual activity involving mutual masturbation. During the process, I experienced minor fresh cuts due to dry foreskin. A small amount of my partner's semen dr...
Dr. Hong Yuanbin Reply:
Hello, there is no clear definition of what constitutes a large area wound. Based on your description, the situation is indeed very complex. It is advisable to first confirm with the individual if there are any recent test results. If there are results and they are negative, ther...[Read More] Assessing HIV Infection Risks in Male-to-Male Sexual Activities
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?
Assessing HIV Infection Risk from Beach Injuries: What You Need to Know
Risk of HIV Infection Hello doctor, a few nights ago I stepped on something prickly at the beach. If it was a needle, is there a risk of HIV infection? The wound is very small, and I didn't notice if there was any bleeding. Thank you.
Dr. Liao Zhongxin Reply:
A. According to the relevant information from the Centers for Disease Control: https://www.cdc.gov.tw/Category/Page/lehLY2EFku4q7Gqv4bql2w, there are three main routes of HIV transmission: 1. Sexual transmission: Engaging in oral, anal, or vaginal intercourse or any other exchang...[Read More] Assessing HIV Infection Risk from Beach Injuries: What You Need to Know