Understanding Abdominal Pain: Causes and Insights from Recent Cases
Abdominal issues? Hello, Doctor: At the beginning of January, one night I suddenly experienced pain in my side and back. Since I had been in contact with a patient with chickenpox, I suspected it might be due to shingles. However, after receiving a shot in the emergency room, it ...
Dr. Hong Yuanbin Reply:
Hello, the symptoms you described are relatively vague, making it difficult to determine a diagnosis. Based on your description, the most likely possibility is a muscle strain. However, other potential issues could involve the heart, stomach, liver, gallbladder, pancreas, or smal...[Read More] Understanding Abdominal Pain: Causes and Insights from Recent Cases
Understanding Drug Allergies: Identifying Culprits After Medication Reactions
Drug allergy I would like to ask if it is possible for a drug allergy to manifest as a rash four days after stopping the medication? I had swollen lymph nodes that persisted for a month, so I consulted a doctor and was prescribed Augmentin 1g tablets for a week and a half. After ...
Dr. Hong Yuanbin Reply:
Hello, typically, the chance of an allergic reaction is lower if medication is stopped for four days. However, it is also possible that the subsequent medication caused the reaction, or it could be due to other factors such as food or environmental allergens. The exact cause of a...[Read More] Understanding Drug Allergies: Identifying Culprits After Medication Reactions
Understanding Oral Sex Risks: Symptoms and Concerns About HIV
Oral sex with mouth sores? On November 1, I had oral sex without any other sexual activity, but I developed a sore in the middle of my tongue, which did not bleed. On November 3, I experienced tonsillitis and saw a doctor. By November 5, I had recovered. On November 9, I had lary...
Dr. Lin Wufu Reply:
Hello: The risk of contracting HIV from a single oral sex encounter is approximately 1 in 10,000, which is generally a very low probability, but of course, it cannot be guaranteed that it is zero. The symptoms you mentioned can indeed be indicative of acute HIV infection, but sim...[Read More] Understanding Oral Sex Risks: Symptoms and Concerns About HIV
Understanding Skin Rashes and Health Concerns in Young Adults
Please ask your question? Hello, I previously visited a urologist because I am still a virgin and have no experience with sexual activities. The doctor mentioned that the most likely cause of my issue was bathing in hot springs, as I go twice a month, or it could be due to poor h...
Dr. Hong Yuanbin Reply:
Hello, based on the situation you described, it is likely that you are experiencing folliculitis. As for sexually transmitted infections, if you have not engaged in sexual activity, it is almost impossible for you to contract an STI, so there is no need to worry. Thank you for yo...[Read More] Understanding Skin Rashes and Health Concerns in Young Adults
Am I at Risk of Infection from Public Transport Cleaners?
Can it be transmitted? Hello, doctor. I'm not sure if I have obsessive cleanliness, but today while holding my child on the train, a man next to us left his trash on the cup holder. Later, a cleaning staff came to clean up, and although I don't think their job is dirty,...
Dr. Hong Yuanbin Reply:
Hello, based on the process you described, neither you nor your baby should be at risk of infection, so there is no need to worry. Thank you for your question.[Read More] Am I at Risk of Infection from Public Transport Cleaners?
Understanding HIV Transmission Risks in Healthcare Settings
HIV transmission 1. Today, I accidentally stepped on a trash can while a colleague was throwing away garbage from a small trash can. Some trash popped out near my foot, and since I work in a hospital, I'm concerned that there might have been a needle in the small trash can. ...
Dr. Hong Yuanbin Reply:
Hello, 1. If it is confirmed that you have been punctured by a needle and it is impossible to determine whether the other person is HIV positive, it should theoretically be treated as having an infection risk. However, if there is no evidence of being punctured, then infection ...[Read More] Understanding HIV Transmission Risks in Healthcare Settings
Should You Get Tested for HIV After Unprotected Oral Sex?
HIV infection Hello doctor, I would like to ask you a question. My girlfriend and I have both tested negative for HIV in the past. We engaged in oral sex without using a condom, but my girlfriend has recently developed symptoms that are suggestive of acute HIV infection, such as ...
Dr. Hong Yuanbin Reply:
Hello, if you have suspected symptoms, it is indeed advisable to go to the hospital for a detailed examination. This is because it is difficult to differentiate HIV from other viral infections based solely on symptoms. Thank you for your inquiry.[Read More] Should You Get Tested for HIV After Unprotected Oral Sex?
Getting the Flu Vaccine: What to Expect and Common Concerns
Accompanying family members to receive the influenza vaccine? Hello Dr. Hong, today I accompanied my grandparents to get vaccinated and I also decided to pay for my own vaccination. I have a slight cold and was initially hesitant to get vaccinated, but the doctor mentioned that a...
Dr. Hong Yuanbin Reply:
Hello, 1. There is no specific interval required between vaccines and medications because their mechanisms of action are different, so it is fine to use them together. 2. Local soreness is a normal phenomenon; adverse reactions would only be indicated by symptoms beyond local ...[Read More] Getting the Flu Vaccine: What to Expect and Common Concerns
Concerns About Infection After Picking Up Trash: What You Should Know
Please consult a doctor for your questions? Hello doctor, I am a freshman this year. During class today, I noticed that last week there was some trash or a bag left under the seat next to me. Today, I sat next to a different person, but the trash ended up being kicked in front of...
Dr. Hong Yuanbin Reply:
Hello, based on your description, you noticed a small abrasion on your hand after picking up trash and are concerned about potential injury during the process. Theoretically, unless the trash contained sharp objects that were contaminated with blood, the risk of infection is mini...[Read More] Concerns About Infection After Picking Up Trash: What You Should Know
Concerns About Contact with Menstrual Blood: Infection Risks Explained
Encountering suspected menstrual blood? Hello doctor, this morning when I got up to use the bathroom, I didn't pay much attention and just sat down. After I got up, I noticed there was blood on the toilet seat, which startled me at first because I thought something was wrong...
Dr. Hong Yuanbin Reply:
Hello, based on your description, direct skin contact with menstrual blood should not transmit sexually transmitted infections, including HIV and syphilis. These infections are not transmitted in this manner, so there is no need for concern. Thank you for your question.[Read More] Concerns About Contact with Menstrual Blood: Infection Risks Explained
Understanding Vasculitis: Symptoms, Treatment, and Dietary Impact
Suspected vasculitis Hello Doctor: My mother is 73 years old and has hepatitis C, an autoimmune disease (Sjögren's syndrome), and dry eyes. She often experiences headaches and upper back pain (which she has had for many years). She has been seeing a rheumatologist and is on ...
Dr. Zeng Guosen Reply:
Hello, the clinical manifestations of hepatitis C or autoimmune diseases (such as Sjögren's syndrome) can include vasculitis. However, most symptoms present as petechiae, which are typically painless or slightly painful, and itching is rare, let alone severe itching. It is a...[Read More] Understanding Vasculitis: Symptoms, Treatment, and Dietary Impact
Understanding HIV Testing and Symptoms: Your Questions Answered
HIV testing issues? Hello Dr. Hong, I had an encounter with a woman on November 9th last year. About two to three days later, I developed a low-grade fever, sore throat, and a rash. After taking cold medication, I improved. As of today, I have not experienced any other acute HIV ...
Dr. Hong Yuanbin Reply:
Hello, in response to your questions, I will address them in several parts: 1. Regarding the possibility of HIV infection, it is recommended to undergo a second screening test at three months to confirm that there is no infection. 2. Concerning the skin rash, I am unsure about...[Read More] Understanding HIV Testing and Symptoms: Your Questions Answered
Could I Be at Risk for Lupus? Understanding Symptoms and Prevention
Could it be systemic lupus erythematosus? Hello Doctor, I recently caught a cold, which has lowered my immune system, and I started developing small red spots on my body, about a third the size of a mung bean. I have two on the side of my nose, one on my knee, one on my calf, and...
Dr. Hong Yuanbin Reply:
Hello, the typical rash associated with systemic lupus erythematosus (SLE) is indeed the butterfly rash. Based on your description of the small red spots, it is more likely to be folliculitis. However, skin issues usually require a visual examination for accurate diagnosis, so I ...[Read More] Could I Be at Risk for Lupus? Understanding Symptoms and Prevention
Understanding Allergic Reactions to Medication After Long-Term Use
The father has been taking Depakote for a long time, and after stopping the medication and then resuming it, he has developed allergic symptoms? Hello Doctor, my father is 66 years old and has a history of epilepsy and depression. He used to take two tablets of Depakene 500mg dai...
Dr. Hong Yuanbin Reply:
Hello, regarding the skin rash, it is indeed necessary to observe it directly in order to determine the cause. However, based on your description, a rash that is limited to the arms usually has a lower likelihood of being an allergy and is more likely to be localized eczema or an...[Read More] Understanding Allergic Reactions to Medication After Long-Term Use
Understanding HIV Infection Risks from Blood Exposure to Eyes
Final inquiry? Hello, doctor. I started to worry about many things after reading online that there is a risk of HIV infection if blood gets into the eyes. 1. The doctor mentioned that a single incident does not require testing because there are various behaviors involved. Is it t...
Dr. Lin Wufu Reply:
Hello: Based on the assessment of potential transmission risks from a single occurrence, the scenarios you mentioned do not present a high enough risk to warrant specific testing (in cases where the source of blood is not confirmed and is from an untreated HIV-positive individual...[Read More] Understanding HIV Infection Risks from Blood Exposure to Eyes
Understanding Blood Exposure Risks: Can You Get HIV from Eye Contact?
Daydreaming 1. Hello Doctor, last time you mentioned that there is a theoretical risk of infection if blood splashes into the eyes, but in practice, there have been no such cases. Does this mean that no one has contracted HIV from blood splashing into their eyes? 2. Is it necess...
Dr. Lin Wufu Reply:
It is a probability issue; theoretically, any contact with blood poses a certain risk of transmission. However, in practice, no one has contracted HIV through this route. The likelihood of transmission through oral mucosa or the eyes is quite low. Therefore, unless there is a spe...[Read More] Understanding Blood Exposure Risks: Can You Get HIV from Eye Contact?
Understanding Dizziness and Diarrhea After Drinking Milk: Allergy or Intolerance?
Dizziness after drinking milk? At the end of May, during my recovery from a fracture due to a fall, I was drinking milk every day. I usually experience diarrhea from drinking milk, and sometimes it happens daily, while other times it does not. Recently, I have been experiencing d...
Dr. Gao Jiankai Reply:
Hello, thank you for your question. Based on the symptoms you described, it seems more like a temporary lactose intolerance. Diarrhea after consuming milk can make it harder for the body to absorb the milk, and it can also lead to mild dehydration and dizziness following diarrhea...[Read More] Understanding Dizziness and Diarrhea After Drinking Milk: Allergy or Intolerance?
Understanding SLE Symptoms: Low Fever, Fatigue, and Skin Issues
It seems like your message is incomplete. Could you please provide Hello, Doctor Gao. I am the one who inquired about SLE a week ago. Recently, I have been experiencing low-grade fevers, weakness, loss of appetite, and about ten oral ulcers. I have also noticed a few red spots, a...
Dr. Gao Jiankai Reply:
Hello, thank you for your inquiry. The presence of a rash on the skin, along with mouth ulcers and a mild fever, may indicate disease activity. We do not solely rely on blood test results to assess whether a disease is active; clinical symptoms remain very important. Please sched...[Read More] Understanding SLE Symptoms: Low Fever, Fatigue, and Skin Issues
Understanding STD Risks: Can You Get Infected from Indirect Contact?
Questions about sexually transmitted diseases? I'm the person who previously had a small abrasion next to the penile frenulum due to masturbation, and I'm concerned about the possibility of contracting HIV, syphilis, or gonorrhea from touching external surfaces like bat...
Dr. Hong Yuanbin Reply:
1. Symptoms may occur, but they are not guaranteed. 2. There is no need to worry. 3 and 4. Symptoms vary from person to person and cannot be generalized. 5 and 6. It depends on the specific situation. 7. There is no residual effect. 8-10. Symptoms vary from person to person and c...[Read More] Understanding STD Risks: Can You Get Infected from Indirect Contact?
Understanding Penile Health: Concerns About Infections and Symptoms
Post-examination inquiry? Hello doctor, I am the one who had a small abrasion next to the penile frenulum due to masturbation. I am worried that if my hands touch external surfaces like a bathroom doorknob or faucet, and then touch the abrasion, I might get infected with HIV, syp...
Dr. Hong Yuanbin Reply:
Hello, 1. Yes, it can be distinguished. 2. Currently, it is not. 3. It is definitely not syphilis, so there is no need for a blood test. 4. This is not related to balanitis. 5. It cannot be transmitted this way. 6. No. 7. No. 8. No. 9. It can still occur, but th...[Read More] Understanding Penile Health: Concerns About Infections and Symptoms