Can Sweat Blisters Be Contagious? Understanding Your Concerns
Worried about transmission? Dr. Du, may I ask if dyshidrotic eczema is contagious? Every summer, I get small blisters on my hands that are very itchy! I recently noticed that my daughter’s hands are also itchy, and I’m wondering if I transmitted it to her.
Dr. Du Zhiqiang Reply:
Hello, sweat rash is not contagious. Your daughter's itching hands may not necessarily be due to sweat rash. Living in Taiwan's subtropical climate, which is hot and humid, many people may experience this. Wishing you peace and health. Sincerely, Dr. Du Zhi-Liang, Direc...[Read More] Can Sweat Blisters Be Contagious? Understanding Your Concerns
Understanding Scabies: Treatment Challenges and Skin Care Tips
About scabies? Hello Dr. Du, I would like to ask about my prolonged scabies infection (which started around the end of February). I have seen multiple doctors, and they all diagnosed me with dyshidrotic eczema or dermatitis. It wasn't until I visited a different regional ho...
Dr. Du Zhiqiang Reply:
Dear Ms. Li, Regarding the diagnosis of scabies, severe cases are easy to identify and unlikely to be misdiagnosed, while mild cases are more challenging to diagnose. A severe case is defined as one where family members or housemates are already infected, or the individual exper...[Read More] Understanding Scabies: Treatment Challenges and Skin Care Tips
Understanding Red Rash After Beach Visits: Causes and Solutions
Red rashes on the skin? Hello Doctor: Yesterday I went to the beach, and after returning home, I started developing red rashes on my body in the evening. They appeared on my hands, feet, and back. In some areas, there is only one spot, while in others, there are several. Sometime...
Dr. Huang Ruiyun Reply:
Hello: I apologize, but according to regulations, I cannot diagnose a disease without having seen the patient in person. If you are truly troubled, please seek medical attention in person. Wishing you peace of mind.[Read More] Understanding Red Rash After Beach Visits: Causes and Solutions
Understanding Small Blisters on Fingers: When to See a Doctor
Small blisters on the hand? Hello Dr. Du, I have recently developed many small blisters on my fingers. I'm not sure if I should see a doctor, if they will go away on their own, or if I can just pop them. I'm also curious about what might be causing these small blisters....
Dr. Du Zhiqiang Reply:
Dear Joan: The small blisters on your fingers may be caused by the recent humid and unstable weather or excessive hand washing related to your work, which can lead to what is known as "sweat rash." It is advisable to consult a doctor for examination, and it is not recom...[Read More] Understanding Small Blisters on Fingers: When to See a Doctor
Persistent Peeling Skin on Feet: Causes and Treatment Insights
Peeling skin on the soles of the feet? I have been experiencing persistent peeling on the soles of my feet, and sometimes small blisters appear (which are not itchy at all). The blisters gradually go away on their own and then turn into dry, peeling skin. Especially after taking ...
Dr. Mao Mingya Reply:
Hello: Your symptoms sound like dyshidrotic eczema, which is a localized form of dermatitis. It can be treated with topical corticosteroids or oral medications, but it tends to recur easily. It is recommended to minimize contact with irritants or cleaning agents, use hand and foo...[Read More] Persistent Peeling Skin on Feet: Causes and Treatment Insights
Understanding Scalp Pain and Lymph Node Inflammation: What You Need to Know
Scalp pain or scalp tenderness? Hello, doctor. I have developed some lumps on my neck and behind my ear over the past few days! I went to see a doctor, and they said it is lymphadenitis, but the lump behind my ear makes my ear feel warm! Is this normal? Also, I have been experien...
Dr. Mao Mingya Reply:
Hello: Lymphadenitis may occur due to bacterial or viral infections, leading to the inflammation and enlargement of lymph nodes. The lymph nodes located behind the ear primarily drain lymph from the scalp, mouth, and throat. Therefore, infections in these areas can cause lymphade...[Read More] Understanding Scalp Pain and Lymph Node Inflammation: What You Need to Know
Managing Mosquito Bite Allergies: Tips for Relief After Age 57
Insect bite allergy After the age of approximately 57, if I get bitten by mosquitoes or insects, I experience swelling, itching, and pain, and I even develop blisters. I have to go to the hospital for allergy shots to reduce the swelling. Is there a way to adjust this condition?
Dr. Huang Ruiyun Reply:
Hello: There is no specific method to adjust one's constitution; it can only be said that the body will gradually adapt on its own. If a person is bitten by the same type of mosquito for several years, their reaction will naturally diminish over time. However, if you change ...[Read More] Managing Mosquito Bite Allergies: Tips for Relief After Age 57
Understanding Raised Skin Rashes on the Back of Your Hand
Rash with raised lesions on the back of the hand? Hello Doctor: About a day or two ago, I suddenly developed raised bumps on the back of my right hand. They are not red and do not resemble white blisters; they look like skin protrusions. They are not particularly itchy and are to...
Dr. Huang Ruiyun Reply:
Hello: I apologize, but according to regulations, online consultations cannot replace actual medical examinations and prescriptions. This rule is reasonable and is in place to protect patients. For now, I can only advise you to avoid any contact with cleaning agents and to freque...[Read More] Understanding Raised Skin Rashes on the Back of Your Hand
Unexplained Red Bumps on Abdomen: Causes and Solutions Explained
Unusual redness and swelling on the abdomen? Hello Doctor, about three to four days ago, I noticed some unexplained redness and swelling on my abdomen. It looks similar to the marks left by flea bites or mosquito bites, with about six or seven spots clustered together. However, t...
Dr. Mao Mingya Reply:
Hello, Xiaocao: The photo appears to show clustered blisters, which are commonly seen in conditions such as herpes. Herpes includes both herpes simplex and herpes zoster. Herpes simplex typically manifests locally around the mouth and genital area, but can also occur on other par...[Read More] Unexplained Red Bumps on Abdomen: Causes and Solutions Explained
Understanding Skin Blisters: Causes and Concerns for Seniors
The issue of blisters? Dear Doctor: My father is 77 years old. Recently, he suddenly experienced swelling in his hands, which subsided after a while, but then the skin on his palms began to peel. Last week, several blisters appeared near his neck and ears, which merged into one l...
Dr. Jiang Zheen Reply:
It is recommended to discuss with your regular prescribing physician and arrange for an examination.[Read More] Understanding Skin Blisters: Causes and Concerns for Seniors
Understanding Blisters Beneath the Skin: Eczema or Something Else?
There are blisters under the skin? I have had atopic dermatitis since childhood, and recently I noticed that the skin on my palms and fingers has developed something resembling blisters underneath. From the surface, it looks like there are many tiny holes in the skin, but the ski...
Dr. Huang Ruiyun Reply:
Hello: I apologize! According to medical regulations, a doctor cannot diagnose or prescribe medication without personally examining the patient, so I cannot prescribe medication for you. First of all, you should not attempt to break or scratch the skin yourself, as this increases...[Read More] Understanding Blisters Beneath the Skin: Eczema or Something Else?
Understanding Lip Blisters: Causes, Symptoms, and Treatment Options
Morbilliform rash Hello, I would like to ask about a recent blister that has appeared on my upper lip. It feels red, swollen, and a bit painful. Is this a herpes lesion? If so, how should it be treated? Can I buy an over-the-counter ointment to apply?
Dr. Huang Ruiyun Reply:
Hello: 1. In theory, a diagnosis cannot be made without seeing the patient, so I cannot provide you with a diagnosis. 2. A simple rash in individuals with normal immunity typically resolves on its own in about two weeks. Wishing you peace and good health.[Read More] Understanding Lip Blisters: Causes, Symptoms, and Treatment Options
Understanding Athlete's Foot: Types, Symptoms, and Treatment Options
Athlete's foot A few months ago, I started developing small blisters between my toes (on both feet). Later, the sides of my feet and the soles began to develop blisters as well (the areas with blisters are very itchy). After a while, the skin becomes hard and slightly darker...
Dr. Du Zhiqiang Reply:
Hello: Regarding the mentioned interdigitating blisters, athlete's foot is a possibility; however, if small blisters also occur on the sides of the soles and there is post-healing pigmentation increase and thickening, it is more likely to be dyshidrotic eczema. The hot and h...[Read More] Understanding Athlete's Foot: Types, Symptoms, and Treatment Options
Understanding Pemphigus: Risks and Treatment for Elderly Patients
Pemphigus vulgaris The condition is more common in the elderly, with over 80% of patients being over 60 years old, followed by young children. Generally, there are no obvious prodromal symptoms, and mucosal lesions are rarely observed before the rash appears. However, prior to th...
Dr. Jiang Zheen Reply:
1. The article is basically correct. 2. Whether a patient can be hospitalized is a professional judgment made by each physician; it is not appropriate to make a diagnosis online without seeing the patient and reviewing relevant information.[Read More] Understanding Pemphigus: Risks and Treatment for Elderly Patients
Understanding Steroid Rosacea: Treatment Challenges and Solutions
Steroid rosacea Hello, doctor. Since last August, I have been experiencing frequent skin rashes. After visiting several doctors, they all diagnosed it as eczema and prescribed mainly corticosteroids. My condition has been fluctuating, and I have had to visit the clinic almost eve...
Dr. Huang Ruiyun Reply:
Hello: If it is steroid-induced rosacea, there will initially be a transitional period. (The transitional period is not caused by the medication used to treat rosacea, but rather by withdrawal symptoms from stopping the steroids.) If you do not have a genetic predisposition to ro...[Read More] Understanding Steroid Rosacea: Treatment Challenges and Solutions
Understanding Changes in Genital Herpes Symptoms: What You Need to Know
Herpes does not rupture? Hello Doctor, I have genital herpes, which rarely flares up. In the past, after an outbreak, I would first notice redness and then it would develop into blisters that crusted over. However, this year, when I have an outbreak, I only see redness, and it do...
Dr. Zhang Zhibo Reply:
Hello: This situation is a normal phenomenon, so there is no need to worry.[Read More] Understanding Changes in Genital Herpes Symptoms: What You Need to Know
Understanding Warts: Transmission, Treatment, and Aftercare Tips
Wart Doctor: Hello, I developed a small wart about 0.1 cm in diameter on my hand last month. I learned from my doctor that it is contagious. I have a few questions: 1. During this time, I used a vaginal suppository. If I touched the outer edge of the vagina, could I transmit the ...
Dr. Zhang Zhibo Reply:
Hello: Warts are contagious through direct contact, and they can be transmitted as long as there is a break in the skin. After cryotherapy, blisters or blood blisters may form; if they break, a dressing change is necessary. Having a wound will not affect the shedding of the scab.[Read More] Understanding Warts: Transmission, Treatment, and Aftercare Tips
Understanding Shingles: Treatment Options and Recurrence Risks
Shingles Hello Doctor, I have just been diagnosed with shingles, and it has been a week since the onset. The blisters have not yet ruptured, and the affected area extends from my right rib cage to my back, causing severe unilateral neuropathic pain. I have heard that early treatm...
Dr. Zhang Zhibo Reply:
Hello: Herpes zoster, commonly known as shingles, is a reactivation of the varicella-zoster virus that occurs in individuals with weakened immune systems. This virus is one of the few microorganisms that can be effectively treated with antiviral medications. There are generally t...[Read More] Understanding Shingles: Treatment Options and Recurrence Risks
Postpartum Rash: Causes and Treatment for Itchy Skin After Delivery
Postpartum rash Hello, doctor. The day after giving birth, I developed some small rashes on my stretch marks on my abdomen and thighs. These rashes are extremely itchy, and scratching them only makes more appear, gradually spreading to my hands and feet. I consulted with my obste...
Dr. Zhang Zhibo Reply:
Hello: Approximately one in five women experience skin itching during pregnancy or shortly after giving birth. Not all skin conditions in pregnant women are directly related to pregnancy. In fact, most pregnant women’s skin itching is caused by common skin disorders that are not ...[Read More] Postpartum Rash: Causes and Treatment for Itchy Skin After Delivery
Understanding Blistering Disorders: Are Skin Blisters a Sign of Cancer Metastasis?
Blistering conditions My father has been hospitalized for nearly a month due to diarrhea. After discovering an enlargement in the rectum, a CT scan revealed enlarged arterial lymph nodes, suspected to be a tumor. A colonoscopy was arranged, but only a partial biopsy was taken, wh...
Dr. Zhang Zhibo Reply:
Hello: Bullous diseases are a type of immune system disorder, and there are several possibilities for your condition: (1) Pemphigus vulgaris, which is the most severe form, typically occurs at a younger age and may present with oral ulcers; some cases are associated with tumors. ...[Read More] Understanding Blistering Disorders: Are Skin Blisters a Sign of Cancer Metastasis?