Understanding HIV Transmission Risks: Common Questions Answered
HIV infection issues Hello Doctor: 1. I would like to ask, there are articles stating that HIV in blood quickly becomes inactive when exposed to air. If someone with a bleeding hand sprays blood into my eyes, nasal cavity, or mouth, especially if I have an open wound, is there ...
Dr. Hong Yuanbin Reply:
Hello, 1. The chance of infection should be low. 2. Yes. 3. The likelihood is very low. 4. This is not a mode of transmission. 5. You will not be infected. Thank you for your question.[Read More] Understanding HIV Transmission Risks: Common Questions Answered
Understanding HIV Infection Risks from Contaminated Utensils and Water
HIV infection If you have small cuts on your hands and are washing utensils that have been used by someone else, there is a risk of HIV infection if those utensils have saliva or blood from the other person. Additionally, if the other person has a wound that comes into contact wi...
Dr. Hong Yuanbin Reply:
Hello, the two situations you mentioned do not carry any risk of infection. Thank you for your inquiry.[Read More] Understanding HIV Infection Risks from Contaminated Utensils and Water
Understanding HIV Risks After Brief Unprotected Sex: What You Need to Know
Fear of contracting HIV? Hello, I had sexual intercourse with a sex worker (female) on October 4th. During the encounter, I may have become too excited and removed the condom for about one minute. I had previously met with the same person, and during that encounter, we both insis...
Dr. Liao Zhongxin Reply:
1. If safe sex practices are followed, the chances of transmission are low. 2. However, there are over thirty types of sexually transmitted infections (STIs), all of which are transmitted through contact; remember to maintain hand hygiene to avoid infection.[Read More] Understanding HIV Risks After Brief Unprotected Sex: What You Need to Know
Concerns About Infection from a Stranger: HIV and Hepatitis Risks
Questions about infection from strangers? Hello Doctor, after class today, while I was checking out at a convenience store, a stranger suddenly pushed past me to throw away his aluminum drink. It seemed like he had finished drinking outside and brought it in to dispose of it. I n...
Dr. Hong Yuanbin Reply:
Hello, based on your description, it seems that there are suspected scratch marks on your hand, but no obvious wounds have been caused. In this case, there is no risk of contracting HIV or hepatitis B or C, so please do not worry. Thank you for your inquiry.[Read More] Concerns About Infection from a Stranger: HIV and Hepatitis Risks
Understanding C3 and C4 Levels: What to Do When Symptoms Persist?
Complement C3 & C4 Every morning when I wake up, my hands are swollen and stiff, and I experience pain in the joints when bending my fingers. Blood tests showed an erythrocyte sedimentation rate of 16, rheumatoid arthritis factor tests (immunoturbidimetry) were less than 20, ...
Dr. Gao Jiankai Reply:
Hello, thank you for your inquiry. Your C3 level is slightly low, but this may just be a variation due to your constitution, so there is no need to worry too much. Other tests are normal. I believe that if your morning stiffness lasts for a short duration, such as less than half ...[Read More] Understanding C3 and C4 Levels: What to Do When Symptoms Persist?
Concerns About Infection After Blood Test and Allergic Reaction
Hello, I would like to inquire about infection issues? On the morning of September 3rd, around 10 AM, I had a blood test for a gynecological check-up. In the afternoon, I noticed itching on the back of my hand. I went to the pharmacy, explained the situation, and bought an ointme...
Dr. Liao Zhongxin Reply:
A. According to the data from the Centers for Disease Control (CDC), there are three main routes of HIV transmission: 1. Sexual transmission: Engaging in oral, anal, or vaginal intercourse or other exchanges of bodily fluids with an HIV-infected individual carries a risk of infec...[Read More] Concerns About Infection After Blood Test and Allergic Reaction
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
Understanding Autoimmune Disorders: Symptoms, Diagnosis, and Treatment
Immune system diseases Hello Doctor, I apologize for the lengthy message. This past March, I experienced a persistent low-grade fever for a month and had blood tests done, which indicated elevated immune system markers suggesting rheumatoid arthritis. I was then referred to a r...
Dr. Gao Jiankai Reply:
Hello, thank you for your questions. Here are my responses: 1. Should taking quinine prevent fever? I informed you that I had a fever for a while that day! But if I haven't been examined, which department should I consult to find out where the inflammation is? --> Fever ...[Read More] Understanding Autoimmune Disorders: Symptoms, Diagnosis, and Treatment
Understanding Growths Near the Anus: Causes and Treatment Options
There is a lump in the anus? Hello, I have had a growth near my anus for 10 years, and sometimes there is some discharge. What could it be, and how should I handle it?
Dr. Hong Yuanbin Reply:
Hello, based on your description, it is likely a benign cyst in the anal area. If it is not causing significant issues, you can apply some anti-inflammatory and antibacterial ointment. If it becomes bothersome, you may consider surgical removal. You can make an appointment with a...[Read More] Understanding Growths Near the Anus: Causes and Treatment Options
Understanding Growths Near the Anus: Causes and Treatments
There is a lump in the anus? Hello, I have had a growth near my anus for 10 years, and sometimes there is some discharge. What could it be, and how should I handle it?
Dr. Hong Yuanbin Reply:
Hello, based on your description, it seems to be a benign anal cyst. If it is not causing significant issues, you can apply some anti-inflammatory and antibacterial ointments. If it is causing discomfort, you may consider surgical removal. You can make an appointment with a color...[Read More] Understanding Growths Near the Anus: Causes and Treatments
Understanding Post-Masturbation Issues: When to Seek Medical Advice
Issues After Masturbation Recently, after masturbation, I have noticed some swelling on the glans. This occasionally happens when I masturbate with my hand, but I haven't noticed this issue when using sex toys. I masturbate about every two to three days. I would like to ask:...
Dr. Lin Wufu Reply:
Hello: 1. Masturbation does not lead to sexually transmitted infections (STIs)! You can only contract STIs through contact with an infected person. 2. 3. 4. This is not within the scope of infectious diseases; I would recommend abstaining for one week to see if it resolves natura...[Read More] Understanding Post-Masturbation Issues: When to Seek Medical Advice
COVID-19 Transmission Concerns: Safety Tips for Healthcare Workers
Transmission of COVID-19 Hello Doctor: Due to work, I come into contact with 3-4 clients daily who are not wearing masks (each interaction lasts about 20 minutes), as well as colleagues. Since I have a one-year-old child at home, my current practice is to spray alcohol all over m...
Dr. Hong Yuanbin Reply:
Hello, 1. The primary mode of virus transmission is through hand contact with surfaces or shaking hands, so handwashing is the most important measure; other forms of exposure are not as significant. 2. The situation you mentioned has a low risk of infection. 3. When outdoors with...[Read More] COVID-19 Transmission Concerns: Safety Tips for Healthcare Workers
Persistent Skin Rashes: Allergies or Immune System Issues?
Environmental stimuli and mosquito bites causing a rash that has not improved over time? Hello, I would like to ask about my friend who is 27 years old. In July, he worked in a central kitchen, which is a humid and hot environment, handling food while wearing gloves. After just s...
Dr. Gao Jiankai Reply:
Hello, thank you for your question. My answer is as follows: Q: I would like to ask if this is considered an immune system issue? Because he only develops new red rashes on his right arm where he was bitten by mosquitoes initially, and it's not without reason that the rash...[Read More] Persistent Skin Rashes: Allergies or Immune System Issues?
Is Frequent Urination Linked to Kidney Health Issues?
Is there a relationship between frequent urination and the kidneys? Hello doctor, I have been experiencing frequent urination, more than 8 times a day, with each voiding around 50, 100, or 150 ml, and sometimes it can reach 200 ml. The color of my urine is deep yellow in the morn...
Dr. Lin Wuxuan Reply:
Hello, Yaxun. If the frequency of urination increases, it could indeed indicate a problem with the kidneys. However, it may also be due to excessive fluid intake or psychological factors such as anxiety and stress leading to psychogenic polydipsia. Other potential causes include ...[Read More] Is Frequent Urination Linked to Kidney Health Issues?
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
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 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