Understanding Alternating Foot Warmth: When to Seek Medical Advice
Alternating warmth in the left and right feet? Hello Doctor, for the past month, I have been experiencing warmth in the areas below my ankles (including the dorsum of the foot, the sole, and the toes). Sometimes it occurs in the morning, and other times in the afternoon, with bot...
Dr. Hou Angting Reply:
Hello, online user: You may want to discuss your current condition with your rheumatologist first. If there is no improvement, you can seek further evaluation from a cardiologist. Wishing you good health.[Read More] Understanding Alternating Foot Warmth: When to Seek Medical Advice
Concerns About Medication Dosage After Skin Tumor Surgery
Medication consultation Hello Dr. Liao, my father recently underwent surgery for a skin tumor, and the doctor prescribed "Ketorolac Tromethamine 25mg" to be taken four times a day. A few days ago, during a follow-up visit, he mentioned that he had finished his morning d...
Dr. Liao Yaopan Reply:
Hello, this medication is a non-steroidal anti-inflammatory drug (NSAID). Its primary functions are pain relief and anti-inflammatory effects. This tablet is likely a sustained-release formulation. If taken for just one day, it generally should not reach toxic overdose levels. Ho...[Read More] Concerns About Medication Dosage After Skin Tumor Surgery
Does Bleeding After Moderna Vaccine Injection Affect Its Effectiveness?
After receiving the Moderna vaccine, if there is significant bleeding at the injection site, will it cause the vaccine to leak out? Hello, when I received my third vaccine dose, I noticed that the amount of blood at the injection site was more than the previous two times. The siz...
Dr. Ye Qianyu Reply:
Hello! Vaccines are administered via intramuscular injection, so in principle, the medication should not leak out. The bleeding is likely due to the rupture of microcapillaries in the skin. If the cotton pad was not pressed against the bleeding point when applied, it could result...[Read More] Does Bleeding After Moderna Vaccine Injection Affect Its Effectiveness?
Understanding HIV Infection Risks in Shared Blood Glucose Testing
HIV infection On January 5th, I went to buy a blood glucose meter. The pharmacist tested it first using his own hand and said there was no needle inside. He used it without drawing blood! When it was my turn to test, I pressed the button and ended up drawing blood; I was shocked ...
Dr. Liao Yaopan Reply:
Hello, regarding your questions: 1. Is there a risk? --> Regardless, avoid sharing needles. Theoretically, used needles must be disposed of properly; however, I am not entirely clear about the situation you described. 2. How do I protect my family? If I have itchy skin and...[Read More] Understanding HIV Infection Risks in Shared Blood Glucose Testing
Unexplained Skin Redness and Localized Headaches: Possible Causes and Next Steps
Unexplained skin redness and swelling, along with localized headache? Hello Dr. Hsiao, I apologize for the interruption. I am a chronic urticaria patient and have been taking antihistamines (Xyzal) for a long time. Recently, I have experienced the following symptoms on my skin fo...
Dr. Xiao Yongxun Reply:
Dear Mr. Feng Yang, 1. I have detected that the links https://ppt.cc/fbcZdx, https://ppt.cc/fjozKx, and https://ppt.cc/fTFQ1x involve network security and personal privacy issues; therefore, I refuse to open them. I apologize for any inconvenience! 2. Based on your description,...[Read More] Unexplained Skin Redness and Localized Headaches: Possible Causes and Next Steps
Understanding the Health Risks of Bisphenol S Exposure
Consultation on Bisphenol S Issues Hello, I read online that bisphenol S (BPS) is harmful to the human body. Could you please tell me if short-term or single exposure to BPS is harmful? Does the human body eliminate BPS that is ingested or absorbed through skin contact? If so, ho...
Dr. Liao Yaopan Reply:
Bisphenol S (BPS) is also an endocrine disruptor, but its toxicity is not as strong as that of Bisphenol A (BPA). There is limited metabolic data available from human studies, and most information is derived from animal experiments, along with a pharmacokinetic analysis published...[Read More] Understanding the Health Risks of Bisphenol S Exposure
Concerns About Mercury Exposure from Broken Fluorescent Bulbs
Breaking a fluorescent lamp releases mercury? Hello, Doctor: Last Monday, while I was throwing out the trash, I was in a hurry because there was a lot of garbage. As I was walking, a fluorescent light tube accidentally fell and broke. I didn’t look back and continued to throw awa...
Dr. Liao Yaopan Reply:
Hello, if intact skin comes into contact with elemental mercury, it is generally not absorbed. However, if mercury vapor is generated through heating, there may be concerns regarding exposure via the respiratory tract. Whether or not poisoning occurs depends on the level of expos...[Read More] Concerns About Mercury Exposure from Broken Fluorescent Bulbs
Why Does Skin Pain Occur After Overindulging in Food?
The day after overeating, the skin becomes tender to the touch? I usually control my diet, but sometimes I indulge in too many fried foods or sweets, or I eat until I'm too full. Additionally, when I drink less water, I notice that on the same day or the next day, if I press...
Dr. Hou Angting Reply:
Hello: It is recommended that you consult with a physician in the Family Medicine department for further advice and to arrange for examinations. Wishing you good health.[Read More] Why Does Skin Pain Occur After Overindulging in Food?
Understanding Chest Pain: Causes Beyond Heart and Gastro Issues
Chest pain with tenderness upon palpation? I have been experiencing chest pain for quite a long time, probably over a year (I haven't paid much attention to it). I consulted a cardiologist, and an electrocardiogram showed no abnormalities. I also saw a gastroenterologist; al...
Dr. Ye Qianyu Reply:
Hello! Chest pain should not be related to the coccyx. Based on your description, there is tenderness over the sternum. Since the sternum is thin and the skin covering this area is also thin, the sensory nerves in the periosteum are quite abundant, making it very sensitive to pre...[Read More] Understanding Chest Pain: Causes Beyond Heart and Gastro Issues
Understanding Mold in Water Bottles: Health Risks and Precautions
Mold-related issues? Hello Dr. Hsiao, I recently discovered a significant amount of mold at the bottom of the water bottle that my family has been using for years (I had never noticed it before). I don't know how long it has been there, so I hurried to clean it. I would like...
Dr. Xiao Yongxun Reply:
Dear Mr. JAM: 1. Fungi are ubiquitous in our subtropical and tropical climate; fungi, also known as mycetes, are diverse, but only a few species can cause diseases in humans. Diseases caused by these pathogens are collectively referred to as fungal infections, mycotic infections...[Read More] Understanding Mold in Water Bottles: Health Risks and Precautions
Persistent Discomfort Around the Belly Button: Seeking Medical Guidance
Discomfort to the right of the navel, including the navel itself, has been present since May? I have discomfort around my belly button, including the right side, which has been ongoing since May. Sometimes it feels like I have diarrhea. Previously, pressing on my belly button wou...
Dr. Ye Qianyu Reply:
Hello! For issues around the navel, it is recommended that you visit a general surgery outpatient clinic for evaluation. Additionally, for regular cleaning, you can use soapy water to gently massage the area after moistening it, and avoid unnecessary scratching.[Read More] Persistent Discomfort Around the Belly Button: Seeking Medical Guidance
Understanding Vaccine-Related Skin Spots: Thrombosis or Purpura?
Vaccine blood spots Hello, doctor. I would like to ask about the petechiae caused by the vaccine. Do these subcutaneous bleeding spots appear suddenly (overnight) with many spots, or do they gradually increase day by day? Before I received the COVID-19 vaccine, I had just visited...
Dr. Ye Qianyu Reply:
Hello! The causes of the two conditions are different. Please observe if you have any of the following symptoms: severe persistent headache accompanied by vision changes or seizures, severe and persistent abdominal pain lasting more than 24 hours, swelling or pain in the lower ex...[Read More] Understanding Vaccine-Related Skin Spots: Thrombosis or Purpura?
Understanding Dizziness, Shortness of Breath, and Palpitations in Seniors
Dizziness, shortness of breath, and palpitations? Hello doctor, I am asking on behalf of my mother. She is 63 years old and has recently been experiencing frequent dizziness, which is often accompanied by shortness of breath and palpitations occurring 2 to 3 times a day, lasting ...
Dr. Liu Hongxiang Reply:
Hello, Xiao Mei: Your mother does not have a history of heart disease, but she has recently been experiencing frequent dizziness, along with shortness of breath and palpitations, occurring 2 to 3 times a day and lasting from half an hour to several hours. She also has unexplained...[Read More] Understanding Dizziness, Shortness of Breath, and Palpitations in Seniors
Understanding Belly Button Issues: When to See a Doctor
Umbilical issues Recently, while cleaning my belly button with tissue, I accidentally dug a bit too deep and noticed a color resembling blood stains, so I stopped cleaning. The next day, I woke up to find that my belly button had a strong odor, but it wasn't painful or itchy...
Dr. Ye Qianyu Reply:
Hello! Based on your description, there may be localized inflammation around the navel. It is important to maintain cleanliness in the area, but avoid excessive force. If there continues to be discharge or redness and swelling, it is advisable to seek medical attention at a healt...[Read More] Understanding Belly Button Issues: When to See a Doctor
Does Masturbation After AZ Vaccine Affect Immunity or Side Effects?
Questions about receiving the AZ vaccine? Hello doctor, I am a 20-year-old male. I received the AZ vaccine on September 14th at around 4 PM, and it has now been 14 hours since then. However, being young and vigorous, I did not control my desires. About 13 hours later (around 6 AM...
Dr. Xiao Yongxun Reply:
Dear Mr. W: 1. After receiving the AstraZeneca vaccine, common reactions include pain and swelling at the injection site, which usually resolve within a few days. You may apply ice to the area, but please do not rub or scratch the injection site. 2. Fever (≥38°C) may occur afte...[Read More] Does Masturbation After AZ Vaccine Affect Immunity or Side Effects?
Persistent Elevated Body Temperature After COVID-19 Vaccination: What to Know
Elevated body temperature? Hello Doctor, I received the AZ vaccine a month ago, and it has been over 5 weeks now. My daytime temperature (ear temperature) is around 37.1 degrees Celsius, and during the warmer hours from noon to afternoon, it can reach 37.3 degrees. When I exercis...
Dr. Xiao Yongxun Reply:
Dear Ms. Lai, 1. The reactions that may occur after receiving the AstraZeneca vaccine are mostly pain and swelling at the injection site, which typically resolve within a few days. You may apply a cold compress, but please do not rub or scratch the injection site. Fever (≥38°C) ...[Read More] Persistent Elevated Body Temperature After COVID-19 Vaccination: What to Know
Health Risks of Surfactants in Household Cleaning Products
Inquiry about surfactants? Hello, I was using a specialized cleaner for stickers (ingredients: organic solvents, surfactants) and a 3-second adhesive remover (ingredients: hydrocarbons, surfactants). The containers clearly state "Do not intentionally inhale or ingest this pr...
Dr. Liao Yaopan Reply:
Hello, there are many factors that determine the toxicity level of a substance, including the type of substance and the amount of exposure. The first concern is that the concentration may be very low, resulting in a potentially minimal impact. The second issue is that the circums...[Read More] Health Risks of Surfactants in Household Cleaning Products
Understanding Your Symptoms: Dizziness, Fever, and Digestive Issues
Dizziness, diarrhea, fever, rapid heartbeat? Hello, doctor. Recently, I've been feeling a bit unusual. Two weeks ago, I woke up one day feeling completely weak, and my ear temperature was slightly elevated at 37.2 degrees Celsius. I felt lethargic all day, and by the evening...
Dr. Liao Yaopan Reply:
Hello, it is essential to rule out the possibility of infection in cases of unexplained fever. If symptoms persist, it is advisable to seek medical attention. When visiting a healthcare provider, be sure to inform them of any relevant travel history and exposure history. Online c...[Read More] Understanding Your Symptoms: Dizziness, Fever, and Digestive Issues
Understanding Rabies Latency: Risks After Cat Scratch Injury
Rabies incubation period Hello doctor, about six years ago I was scratched by a wild cat. At that time, I was unsure if I received the rabies vaccine (because I heard that the rabies vaccine requires multiple doses; I remember I only received two shots, one for tetanus and I forg...
Dr. Xiao Yongxun Reply:
Dear Mr. Jiang: 1. The rabies virus is a rod-shaped virus belonging to the Lyssavirus genus. All viruses in this genus share similar antigens, but monoclonal antibodies or nucleic acid sequencing can distinguish viruses from different regions or animal sources. Animals infected ...[Read More] Understanding Rabies Latency: Risks After Cat Scratch Injury
Understanding Rabies Latency: Risks After Cat Scratch Injury
Rabies incubation period Hello, doctor. About six years ago, I was scratched by a wild cat. At that time, I wasn't sure if I received the rabies vaccine (because I heard that the rabies vaccine requires multiple doses; I remember getting two shots, one for tetanus and I forg...
Dr. Xiao Yongxun Reply:
Dear Mr. Jiang: 1. The rabies virus is a rod-shaped virus belonging to the Lyssavirus genus. All viruses in this genus share similar antigens, but monoclonal antibodies or nucleic acid sequencing can differentiate viruses from different regions or animal sources. Animals infecte...[Read More] Understanding Rabies Latency: Risks After Cat Scratch Injury