Understanding Post-Vaccine Rash: Causes and Concerns After BNT Shot
Developing a rash after receiving a vaccine? Two weeks after receiving the BNT vaccine, I started developing rashes all over my body. I have already visited an allergist and rheumatologist, and there are no autoimmune system issues; the only finding was a slightly elevated allerg...
Dr. Li Yufen Reply:
Hello: Based solely on the textual description, it is not possible to accurately determine the actual condition of the lesion. "The rash has subsided, leaving small deep red spots that resemble petechiae." This could potentially be post-inflammatory hyperpigmentation or...[Read More] Understanding Post-Vaccine Rash: Causes and Concerns After BNT Shot
Understanding Scar Treatment: Combining Silicones and Creams Effectively
Hello, Director. I would like to ask you about the issue of scars on the face? Thank you, Director, for your response regarding the post-laser hyperpigmentation issue I inquired about a few days ago. I have some questions regarding the medication. You suggested the following: 1. ...
Dr. Wu Yuxin Reply:
Apply Silian cream alone before bedtime.[Read More] Understanding Scar Treatment: Combining Silicones and Creams Effectively
Managing Post-Electrosurgery Scars: Tips for Healing and Prevention
Electrosurgery for the removal of facial scars and blemishes? Hello, Director. I would like to ask you about the scar issue on my face: I had two areas on my face treated with electrosurgery about a month and a half ago, each approximately the size of a five-cent coin. Immediatel...
Dr. Wu Yuxin Reply:
1. Redness and subsequent hyperpigmentation of the wound are part of the laser treatment process. 2. It is recommended to apply scar ointment 2-3 times a day, and Silian cream should be used before bedtime.[Read More] Managing Post-Electrosurgery Scars: Tips for Healing and Prevention
Understanding Red Bumps on Back, Arms, and Chest: Causes and Solutions
There are rashes on the back, arms, and chest that are covered by clothing? I initially noticed small, slightly raised red spots on the outer side of my arm and back one day. They are not painful or itchy, although they occasionally itch a little. I have ignored them for several ...
Dr. Wu Yuxin Reply:
I'm not quite sure what your question is, but without seeing any lesions, it's difficult to determine what the issue might be. If you are very concerned, please seek medical attention as soon as possible.[Read More] Understanding Red Bumps on Back, Arms, and Chest: Causes and Solutions
What to Do If Your Face Turns Dark After Using Wart Removal Liquid?
The wart removal solution applied to the face resulted in dark spots on the skin? If your face appears dark after applying wart removal solution, you should first wash your face gently with mild soap and water to remove any residue. Avoid scrubbing or using harsh products that ma...
Dr. Li Yufen Reply:
Hello: Based solely on the textual description, it is not possible to accurately diagnose a skin condition. It could potentially be post-inflammatory hyperpigmentation. You can take preventive measures such as using sunscreen, applying skin repair creams, and supplementing with v...[Read More] What to Do If Your Face Turns Dark After Using Wart Removal Liquid?
Understanding Skin Issues: Is It Tinea or Food Allergy?
Suspected lichen planus with surrounding erythematous rash? Hello Doctor, I have had a round area on my lower back for several months that has now developed hyperpigmentation and has been quite itchy. I haven't been able to see a doctor because it's inconvenient while I...
Dr. Wu Yuxin Reply:
Medical regulations state that "a physician must personally examine a patient before providing treatment or prescribing medication," and therefore, online diagnosis is not permissible. If you are experiencing significant distress, it is advisable to seek medical attenti...[Read More] Understanding Skin Issues: Is It Tinea or Food Allergy?
Dealing with Post-Laser Hyperpigmentation: Tips and Treatments
Post-laser pigmentation rebound? Hello, I have undergone two sessions of laser treatment for pigmentation at a beauty salon, but I am experiencing post-inflammatory hyperpigmentation. What should I do? Are there any creams I can apply, or should I use a whitening serum? I have se...
Dr. Wu Yuxin Reply:
It can be treated, but medical attention is required first.[Read More] Dealing with Post-Laser Hyperpigmentation: Tips and Treatments
Understanding Skin Spots, Pigmentation, and Enlarged Pores: A Dermatologist's Insight
Macules and pigmentation, enlarged pores? Hello, doctor. Recently, I've become very concerned about some skin conditions on my body. After seeing a dermatologist, I was told that the areas I’m worried about, such as my body, arms, and thighs, are actually spots or hyperpigme...
Dr. Wu Yuxin Reply:
1. Recommendations can only be given after reviewing and confirming the issue. 2. They are different. 3. From an aesthetic perspective, it is not contagious.[Read More] Understanding Skin Spots, Pigmentation, and Enlarged Pores: A Dermatologist's Insight
Effective Treatments for Hyperpigmentation After Hair Removal
Melanin removal Hello doctor, I used to pluck my facial hair frequently during high school, and now the areas where I had hair growth appear dark even after shaving. I'm wondering if this is due to melanin, and if so, how can it be treated? Thank you.
Dr. Wu Yuxin Reply:
It may be post-inflammatory hyperpigmentation, but it needs to be evaluated first for confirmation.[Read More] Effective Treatments for Hyperpigmentation After Hair Removal
How Long Does It Take for Scratches to Heal and Scars to Fade?
How long does it take for a scar from a scrape to fade? Hello, around mid-April this year, I had a scrape on my neck that broke the skin. After that, I didn't pay much attention to care or sun protection. By the end of July, I noticed a discolored scar on my neck, likely due...
Dr. Wu Yuxin Reply:
The primary focus should be on sun protection, while the duration for complete recovery will depend on the initial degree of pigmentation.[Read More] How Long Does It Take for Scratches to Heal and Scars to Fade?
Persistent Dark Spots on Thighs and Buttocks: Effective Treatment Options
Hyperpigmentation on the inner thighs and buttocks has not resolved for many years? Hello Dr. Wu, about seven years ago, I developed severe eczema on the inner thighs and buttocks due to poor hygiene management. After healing, I expected the hyperpigmentation to fade within a yea...
Dr. Wu Yuxin Reply:
You have to see it to know.[Read More] Persistent Dark Spots on Thighs and Buttocks: Effective Treatment Options
Effective Treatments for Dark Skin Discoloration on the Buttocks
Hyperpigmentation of the buttocks? For the past two years, I have had acne on my buttocks, which I have scratched and injured, leading to severe friction that caused roughness on both sides. The entire area has become very dark. Although the acne has mostly cleared up, I have bee...
Dr. Wu Yuxin Reply:
No lesions were observed, making it difficult to determine the issue. If you are very concerned, please seek medical attention promptly.[Read More] Effective Treatments for Dark Skin Discoloration on the Buttocks
Understanding Back Acne: Causes and Effective Treatments
Skin issues? I have acne and dark spots on my back. I want to know what I should use to treat it and why it is happening!
Dr. Li Yufen Reply:
Hello: It is not possible to diagnose skin diseases solely based on a textual description. If the black spots are related to acne, they may be clogged comedones or post-inflammatory hyperpigmentation. For more information about acne, you can refer to the detailed introduction on ...[Read More] Understanding Back Acne: Causes and Effective Treatments
Understanding Cell Atypia and Inflammatory Pigmentation in Dermatology
Cellular atypia & inflammatory pigmentation Hello, Doctor! I have three questions to ask you: 1. I previously had a mole approximately 0.1 cm in size excised for examination, and the report mentioned "focal mild cellular atypia." To be cautious, should any cellula...
Dr. Wu Yuxin Reply:
1. Yes. 2. If you are concerned, you may consider surgical removal. 3. Without seeing the lesion, it is impossible to determine the issue. If it is troubling you, please seek medical attention promptly.[Read More] Understanding Cell Atypia and Inflammatory Pigmentation in Dermatology
Understanding Nevi and Post-Inflammatory Hyperpigmentation in Dermatology
Moles and post-inflammatory hyperpigmentation? Dear Dr. Wu, Thank you very much for your personal advice regarding the article "<a href='https://adoctor.tw/article/151906'>#151906 Black Dots on the Scalp</a>". I would like to seek your expertise f...
Dr. Wu Yuxin Reply:
1. Can 2. Can 3. Can 4. Cannot[Read More] Understanding Nevi and Post-Inflammatory Hyperpigmentation in Dermatology
Understanding Black Spots on the Scalp: Causes and Concerns
Black circular spots on the scalp? Dear Dr. Wu, I recently discovered a small black spot on the back of my head, approximately 0.2 to 0.3 centimeters in size. I would like to ask you the following questions: 1. Can moles develop on the scalp (where there is hair)? Is it possibl...
Dr. Wu Yuxin Reply:
Skin issues cannot be assessed based solely on description. Without visual examination of the lesions, it is impossible to determine the specific problem. If it is causing significant distress, please seek medical attention promptly.[Read More] Understanding Black Spots on the Scalp: Causes and Concerns
How Long to Wait After Applying Azelaic Acid Before Moisturizing?
After applying azelaic acid, how long should I wait before applying moisturizer? I currently have hyperpigmentation on my face and I'm applying azelaic acid. My routine is: 1. apply toner 2. apply azelaic acid 3. wait 10 minutes and then apply whitening lotion. Can I change ...
Dr. Wu Yuxin Reply:
It is recommended to apply all skincare products first, and then apply azelaic acid. You need to check the ingredients to know.[Read More] How Long to Wait After Applying Azelaic Acid Before Moisturizing?
Understanding Black Spots on the Penis: Are They Moles or Melanin?
Black spots on the glans penis? The presence of flat, irregularly shaped black spots on the glans of the penis that are not painful or itchy could be indicative of a benign condition such as melanocytic nevi (moles) or hyperpigmentation. However, it is essential to have a healthc...
Dr. Li Yufen Reply:
Hello: It is not possible to accurately diagnose skin diseases based solely on a textual description. If your skin condition persists, I recommend consulting a nearby dermatologist for a definitive diagnosis and treatment. Thank you![Read More] Understanding Black Spots on the Penis: Are They Moles or Melanin?
Understanding Scabies Treatment: When Symptoms Persist and What to Do
Scabies treatment Hello, Doctor. Two weeks ago, I had six nodules on my scrotum and one nodule under my right armpit, along with itchy red papules on parts of my arms and thighs. After treatment, during the first week, I applied two tubes of scabicide ointment all over my body an...
Dr. Wu Yuxin Reply:
It seems that the treatment steps are appropriate, but without actually seeing the lesions, it is impossible to confirm. Regarding this issue, you should consult your attending physician, as they are the most familiar with your condition.[Read More] Understanding Scabies Treatment: When Symptoms Persist and What to Do
Understanding Mosquito Bites: Why Some Leave Scars and How to Treat Them
Insect bites? Doctor, I usually get bitten by mosquitoes at home, and the bites go away quickly without leaving scars. However, about a year ago, I started getting bitten frequently during outdoor classes at school. I'm not sure if it's from mosquitoes, but the bite mar...
Dr. Wu Yuxin Reply:
Whether a mosquito bite requires examination depends on the situation. Typically, what remains is hyperpigmentation, which can be treated with whitening creams.[Read More] Understanding Mosquito Bites: Why Some Leave Scars and How to Treat Them