Allergy, Dermatology FAQ - Page 3

Skin issue: Sudden appearance of numerous small blister-like rashes on the hands? Hello doctor, yesterday around 8 PM, I felt a burning and slightly itchy sensation in my left hand, and I noticed small blister-like rashes forming. The skin around the rashes was red, possibly due ...

Suspected allergic eczema with skin breakdown on the testicles? The day after I finished taking acne medication, my testicles suddenly became red. I thought it was because I didn't wash properly while showering, so I scrubbed them vigorously, which made the skin break down e...

Long-term medication issues in chronic urticaria? Hello Doctor: I have a history of chronic urticaria for 15 years. Initially, it was mild and manageable without medication, but during severe flare-ups, I would take medication as needed. However, in the past 5 to 6 years, I have ...

Chest issues Hello, doctor. When I wear a bra, I noticed some small black spots on my breasts that feel like blackheads. I used a comedone extractor to squeeze them, and some white and black material came out, but after a while, the squeezed area became red and swollen and it itc...

Umbilical issues After my last trip to Cambodia for work, I developed symptoms around my navel. It resolved naturally after returning to Taiwan, but I recently went back to work in Cambodia. I suspect it might be due to food allergies. Could you provide information on which foods...

I've had headaches since I was young whenever I drink milk tea? Dear Doctor, I have been troubled by a problem for a long time. Ever since I was a child, I experience headaches and dizziness whenever I drink milk tea. Initially, my friends suggested that it might be lactos...

If atopic dermatitis flares up during nighttime sleep or when the skin becomes dry in winter, how can it be improved? Additionally, what is the relationship between dermatitis and exercise? Are there any foods to avoid? Hello Dr. Lee, I am from Kaohsiung and I am experiencing i...

Is this considered acute urticaria? Suddenly, I have raised lines on my body that look like scratch marks, which are itchy, painful, and have a burning sensation. However, I am sure they are not from scratching, as I have them on my back as well. Could this be an allergy, or is i...

Skin allergy Recently, I have been experiencing severe skin allergies for some unknown reason. Both of my legs are extremely itchy and have developed small bumps. My thighs are also red and swollen, and my abdomen and waist area have turned red with a burning sensation. What type...

If you are allergic to duck, can you eat other poultry? Hello, Doctor: I have a severe allergy to duck meat, which causes a dense rash on my chest (not itchy or painful) that takes about 1 to 2 weeks to resolve on its own. If I am allergic to duck meat, can I eat similar poultry ...

Skin issues Hello Dr. Wu, since the winter when I was 18, I have been experiencing itchy, scab-like lesions on the outer sides of my calves for six years now. These lesions are about the size of my palm and vary in size, appearing and disappearing intermittently, leaving many old...

Rash on the chest? Hello Doctor: I am a male, and recently I have noticed pink to dark red spots appearing in the area from my collarbone to my chest. They are quite dense and usually appear after I wake up until around noon, but by the afternoon to evening, they seem to disappea...

Ultraviolet (UV) hypersensitivity Hello, doctor... A week ago, I was exposed to the sun for over six hours. In the evening, the areas that were sun-exposed started to itch, and my hands and feet began to tingle. I saw a doctor who diagnosed it as a UV allergy. I took medication a...

Skin allergy Which is more likely, pet allergy or dust mite allergy? Are the symptoms or the appearance of the rashes similar? My elder relative often says that her skin itchiness is caused by the cat at home, but she has little contact with the cat, and the cat doesn’t enter her...

There is a bump on the buttocks? I have a bump on my buttocks that was bleeding when I squeezed it this morning. The day before, I had sprayed muscle relaxant on my butt, so I want to know if the bleeding could be related to the muscle relaxant, or if it’s just a common inflammat...

Skin allergies that persist and do not heal? Hello Doctor, I received an epidural during my delivery on October 30th, and after giving birth, I developed an allergy to the adhesive used, resulting in many rashes on my back. Initially, I only applied topical medication, but later ...

Allergen Testing Report At a certain medical center, I underwent an allergy test and received a report that included the test names, test values, units, symbols, and reference ranges. The hospital informed me that I had no allergens; however, the report showed the following test ...

Acne issues I'm not sure if this counts as acne. I usually don't have a tendency to break out, just 1 or 2 pimples before my period that clear up quickly. However, recently I've been noticing many small, slightly raised white spots on my face. When squeezed, they r...

Skin allergy Hello Dr. Wu! I have been experiencing menopause for the past two years, and my skin has also shown some issues. My cheeks tend to flush by the afternoon, which I didn't find unusual, but in the past six months, I've started to develop one or two red papule...

Red and painful skin? I have been working in a meat processing plant in Australia, and I'm not sure if the symptoms I'm experiencing are related to the Qfevr test injection I received in my left arm. There is a small red patch on my left arm that feels rough and slightl...