Understanding Skin Reactions: Redness and Swelling After Touch
Skin issues Hello Doctor: For the past year, my skin frequently develops redness and swelling whenever I scratch or when an object touches any part of my body, resembling a mosquito bite. It takes at least ten minutes for the swelling to gradually subside, and this happens every ...
Dr. Zheng Lizhen Reply:
Based on your description, your condition may be urticaria. There are many potential triggers for urticaria, including food, medications, emotional stress, and temperature changes, among others. You will need to take medication for a period of time to control the symptoms. Additi...[Read More] Understanding Skin Reactions: Redness and Swelling After Touch
Unbearable Itching During Pregnancy: Causes and Solutions
Pruritus? Doctor: I have been experiencing severe itching in my thighs and buttocks since I was six months pregnant. It feels like I've been bitten by many mosquitoes, and the itch is unbearable. The more I scratch, the itchier it gets, and it only occurs while I am sleeping...
Dr. Jin Lianchun Reply:
Hello, Miss: There are many causes of skin itching, including: 1. Allergies 2. Pregnancy-related urticaria 3. Dermatitis 4. Scabies 5. Underlying medical conditions. Therefore, I kindly advise you to visit a dermatologist in person to obtain the most accurate diagnosis and treatm...[Read More] Unbearable Itching During Pregnancy: Causes and Solutions
Understanding Nighttime Itching: Causes and Solutions for Skin Discomfort
Itching all over before going to sleep? Hello Doctor: Every night before I sleep, I experience itching all over my body, especially in my limbs, back, and waist. The itching is so severe that it makes me very uncomfortable. The more I scratch, the itchier it gets. My husband help...
Dr. Zheng Lizhen Reply:
Chronic urticaria has many causes, and even if allergy tests are conducted, the underlying reasons may not always be identified. Factors such as emotional stress and temperature fluctuations can also trigger hives. Regular medication can help maintain the body in a low-allergy st...[Read More] Understanding Nighttime Itching: Causes and Solutions for Skin Discomfort
Understanding Heat Rash: Causes, Symptoms, and Management Tips
The skin may itch? Dear Doctor: My skin becomes very itchy and develops small bumps similar to mosquito bites whenever my body temperature rises or the weather is hot. When my body temperature decreases, it returns to normal. I have seen a dermatologist who diagnosed it as heat a...
Dr. Zheng Lizhen Reply:
Based on your description, it may be urticaria. Temperature fluctuations are one of the triggers for urticaria. You should consult a dermatologist nearby for diagnosis and treatment.[Read More] Understanding Heat Rash: Causes, Symptoms, and Management Tips
Long-Term Urticaria Medication: Risks and Side Effects Explained
excuse me? I have been experiencing urticaria for four months. I would like to ask if taking medication for urticaria long-term can have any side effects, such as harming the kidneys, and whether these medications can cause facial swelling or allergic reactions.
Dr. Liao Wenyu Reply:
Hello: I cannot answer your question as I am unaware of the medication you are taking. Liao Wenyü[Read More] Long-Term Urticaria Medication: Risks and Side Effects Explained
Understanding Sun-Induced Eczema: Causes, Treatments, and Dietary Tips
What is solar dermatitis? Dear Dr. Cheng, In 1994, I discovered that under sunlight exposure, translucent fluid-filled blisters appeared on my arms, accompanied by intense itching. After consulting a doctor, I was diagnosed with solar urticaria. However, the condition recurs aft...
Dr. Zheng Lizhen Reply:
Sun-induced eczema, as the name suggests, is a dermatitis triggered by exposure to sunlight. To effectively treat it, the root cause—"sunlight"—must be eliminated. Therefore, applying sunscreen during the day and minimizing sun exposure are the best methods for preventi...[Read More] Understanding Sun-Induced Eczema: Causes, Treatments, and Dietary Tips
Dealing with Persistent Urticaria: Seeking Effective Solutions
Help me—annoying urticaria? Hello Dr. Cheng, I have been experiencing urticaria intermittently for the past nine years, with no specific location or clear cause. It may be related to staying up late studying in high school or due to long-term depression and stress. I have been ...
Dr. Zheng Lizhen Reply:
Chronic urticaria has many causes, and even blood tests for allergens may not provide clear answers, as factors such as emotional stress and temperature fluctuations can trigger the condition. Regular medication can help maintain the body in a low-allergen state over time. Additi...[Read More] Dealing with Persistent Urticaria: Seeking Effective Solutions
Managing Skin Allergies: Natural Remedies for Food Sensitivities
Skin allergy I have a friend from abroad who had skin allergies at the age of 4-5, but it disappeared after he turned 6. Recently, at the age of 45, the allergies have resurfaced, particularly triggered by eating beef, lamb, shrimp, and crab. Since he is a Muslim and does not con...
Dr. Zheng Lizhen Reply:
Based on your description, it is possible that you have urticaria. Traditional Chinese Medicine emphasizes differential diagnosis and treatment, which can generally be categorized into two main types: wind-heat and wind-cold, and further classified based on the principles of yin-...[Read More] Managing Skin Allergies: Natural Remedies for Food Sensitivities
Understanding and Managing Sensitive Skin: Symptoms and Solutions
Sensitive skin My skin has become very sensitive for some time now. For example, after wearing a scarf, I experience itching in that area, and then red welts appear for about ten minutes before the itching subsides and they disappear. Once, when I wrote on my wrist, the letters a...
Dr. Zheng Lizhen Reply:
Based on your description, it is possible that you are experiencing stress-induced urticaria. It is best to seek medical attention at a hospital as soon as possible so that a physician can determine the cause and initiate early treatment.[Read More] Understanding and Managing Sensitive Skin: Symptoms and Solutions
Understanding Skin Reactions to Cold: When to Seek Medical Advice
Skin becomes itchy when cooled? Hello: At the age of 27, I experienced a ruptured ectopic pregnancy with significant bleeding, requiring emergency blood transfusions. Since then, every winter or after exposure to cold water, my skin becomes red and itchy (which did not happen bef...
Dr. Zheng Lizhen Reply:
Based on your description, it is possible that you have urticaria. Please visit a dermatologist in person to obtain an accurate diagnosis and treatment. Allergies to temperature changes are determined by the patient's clinical presentation, and blood tests cannot confirm thi...[Read More] Understanding Skin Reactions to Cold: When to Seek Medical Advice
Understanding Skin Allergies: Symptoms and Solutions Explained
Skin allergies and other symptoms? Dr. Zheng: I have a few questions. My neck, abdomen, legs, and hands have red, itchy spots that swell after scratching. What could these symptoms indicate? Additionally, I have a hard growth on my finger that gradually increases in size but does...
Dr. Zheng Lizhen Reply:
1. Based on your description, possible diagnoses include: (1) scabies (2) urticaria. 2. The symptoms on your finger may be indicative of "warts." Based on your description, it is recommended that you visit a dermatologist in person to obtain an accurate diagnosis and ...[Read More] Understanding Skin Allergies: Symptoms and Solutions Explained
Effective Solutions for Persistent Skin Allergies: Seeking Relief
Skin allergy Every time the weather gets cooler or after being exposed to the wind, I develop small, red, swollen, and itchy bumps all over my body, similar to mosquito bites. This can even happen on hot days when I sweat. Over the past 15 years, I have consulted many traditional...
Dr. Liao Wenyu Reply:
Hello: Based on your description, it may be chronic urticaria. This condition is often difficult to identify the underlying cause, and therefore it cannot be guaranteed to be completely eradicated. However, many new antihistamines are quite effective and safe, so they can still b...[Read More] Effective Solutions for Persistent Skin Allergies: Seeking Relief
Understanding Post-Exercise Skin Reactions: Causes and Remedies
Post-exercise condition Dear Doctor: In recent years, during my physical education classes, I sometimes have indoor sessions and sometimes outdoor ones. Regardless of the setting, after exercising (even if it's just for ten minutes or two hours), I notice many red, slightly ...
Dr. Liao Wenyu Reply:
Hello: Based on your description, it may be a case of sun allergy, specifically solar urticaria. If this is indeed the case, you should avoid sun exposure and consider taking oral antihistamines for management. Liao Wenyu[Read More] Understanding Post-Exercise Skin Reactions: Causes and Remedies
Understanding Chronic Urticaria: Treatment Options and Allergy Testing
Urticaria Dear Dr. Cheng, I have been experiencing intermittent urticaria for the past three years, with no specific location and an unclear cause. It seems unrelated to clothing or the environment, as it can occur both at home and outside. Cleaning my bedding has not helped. Cu...
Dr. Zheng Lizhen Reply:
CLARITYNE is a second-generation antihistamine that has a long duration of action and can be taken once daily without causing drowsiness, making it a convenient option for patients with chronic urticaria. Allergen testing for urticaria is not particularly helpful, as the options ...[Read More] Understanding Chronic Urticaria: Treatment Options and Allergy Testing
Understanding Chronic Urticaria: Causes, Treatment, and Management
Measles Dear Doctor, since I had a fever last October, I have been experiencing allergic reactions, with red, swollen patches appearing all over my body, resembling mosquito bites, which gradually spread. It has not improved since then. I visited a doctor who diagnosed me with ur...
Dr. Zheng Lizhen Reply:
Chronic urticaria can indeed be quite challenging to manage. Allergy testing may not always yield definitive results, which is why doctors at Renai Hospital emphasize that "treatment is more important than testing." The treatment for chronic urticaria needs to be contin...[Read More] Understanding Chronic Urticaria: Causes, Treatment, and Management