Understanding and Treating Keratosis Pilaris: A Guide for Patients
Pilar keratosis Hello, doctor. Several months ago, I developed small bumps on my neck. They are not itchy or painful, but they are quite unsightly. I visited a doctor who diagnosed them as keratosis pilaris. I applied a medication for a month without improvement, and then switche...
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, please first visit a dermatologist for an accurate diagnosis of the type of skin bumps you have. Keratosis pilaris typically does not occur on the neck, so it is important to obtain a professional and correct diagnosis. Dermatology clinics or ...[Read More] Understanding and Treating Keratosis Pilaris: A Guide for Patients
Understanding Laser Treatment for Birthmarks: What to Expect and Next Steps
Birthmark laser treatment I have a birthmark on my face that is grayish-black and about the size of a one-dollar coin. I underwent laser treatment twice. After the first session, it turned gray, and I thought it was fading, but within a month, it started to darken again. Initiall...
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, the number of laser treatments for a birthmark indeed depends on its depth. Generally, individuals with pigmented skin may experience post-inflammatory hyperpigmentation, which can take 3 to 6 months to resolve. You may consider extending the ...[Read More] Understanding Laser Treatment for Birthmarks: What to Expect and Next Steps
Understanding Lip Area Rash: Causes, Symptoms, and Treatment Options
Small bumps around the lips that are itchy but not painful? Hello, doctor. I would like to ask a dermatological question. I have developed some small papules around the edges of my lips (just outside the vermilion border). They are not painful but can be a bit itchy, and they swe...
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, the lesions on the outer edge of the lip line appear to be papules or small vesicles. How long have they been present, and do both the upper and lower lip margins have these types of lesions? Based on your symptoms, it seems there may be swell...[Read More] Understanding Lip Area Rash: Causes, Symptoms, and Treatment Options
Can Pregnant Women Use Hair Follicle Shampoo and Treatments Safely?
Can pregnant women use hair follicle shampoo and hair treatment products? Hello, doctor. May I ask if pregnant women can use hair follicle shampoo and hair care products? I have been using hair follicle shampoo for over a year, but I stopped using it for more than three months du...
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, pregnant women should absolutely avoid contact with medications like Rogaine, as they can cause fetal malformations. Other shampoos should be safe. It is normal for women to experience hair loss 2-3 months postpartum; this type of hair loss is...[Read More] Can Pregnant Women Use Hair Follicle Shampoo and Treatments Safely?
Managing SLE-Related Kidney Inflammation: Exercise and Dietary Tips
Type III and Type V lupus nephritis caused by systemic lupus erythematosus (SLE)? I have had atopic dermatitis since childhood, and at the age of 22, I developed systemic lupus erythematosus (SLE). Recently, I was hospitalized due to high levels of protein in my urine and underwe...
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question. I apologize! How long should one rest after a kidney biopsy? Is it okay to exercise? You can consult the nephrologist who performed the biopsy. From my understanding, after the biopsy, you need to rest for a few hours before resuming normal ac...[Read More] Managing SLE-Related Kidney Inflammation: Exercise and Dietary Tips
How to Manage Increasing White Hair: Expert Dermatologist Tips
I have recently noticed that I have more and more gray hair? Dear Dr. Jiang: I have recently noticed an increasing amount of gray hair and I am unsure what steps I can take to improve this situation.
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, the graying of hair is due to the loss of pigment. When hair grows, melanocytes do not produce melanin, resulting in white hair. The exact cause is unclear, but it is related to genetic factors and aging. Since you are only 19 years old, it is...[Read More] How to Manage Increasing White Hair: Expert Dermatologist Tips
Understanding Sudden Skin Allergies: Causes, Symptoms, and Treatment
Skin allergy Hello! I have never had skin allergies before, but about a month ago, I suddenly developed raised red spots that are very itchy on the joints of both legs, knees, thighs, fingers, and finger joints. I applied a common ointment for insect bites, and after enduring the...
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, your symptoms are more indicative of a skin allergy - urticaria (hives). Urticaria is classified as a Type I hypersensitivity reaction, which occurs very rapidly. Upon contact, inhalation, or ingestion of an allergen, reactions can manifest wi...[Read More] Understanding Sudden Skin Allergies: Causes, Symptoms, and Treatment
Understanding and Treating Persistent Purple Spots on Your Legs
How can I improve the appearance of bruises on my legs? I remember when I was 15 years old, I noticed a large area of petechiae on the dorsum of my foot. Now that I am 30, it has become increasingly severe, extending to my calves, and sometimes clusters of petechiae appear on the...
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, after walking for less than ten minutes, the dorsum of my foot is almost entirely covered, and it doesn't typically present with petechiae so quickly; rather, it resembles a phenomenon of vasodilation. Vasodilation is specific to individu...[Read More] Understanding and Treating Persistent Purple Spots on Your Legs
Understanding Doxycycline: Photosensitivity and Skin Pigmentation Risks
Could you please clarify what specific information you are seeking about doxycycline? Does doxycycline cause photosensitivity in adults? Will there be pigmentation issues? Is it Minocycline or Doxycycline? Which medication should I take to avoid pigmentation issues? Currently, I ...
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, doxycycline can indeed cause photosensitivity and pigmentation in some individuals; however, applying sunscreen can help prevent these issues.[Read More] Understanding Doxycycline: Photosensitivity and Skin Pigmentation Risks
Understanding Alpha Hydroxy Acids: Efficacy, Concentration, and Side Effects
Regarding the use of alpha hydroxy acids (AHAs)? What concentration of salicylic acid or alpha hydroxy acids (AHAs) in skincare products is effective? What is the difference between the two? I've heard that using AHAs or salicylic acid initially can cause breakouts and clogg...
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, if you are applying fruit acids at home, it is recommended that the concentration should not exceed 20%. Generally, fruit acids can provide some help for acne and comedones, but they should not be relied upon solely for treatment. Salicylic ac...[Read More] Understanding Alpha Hydroxy Acids: Efficacy, Concentration, and Side Effects
Understanding Itchy Legs with Mosquito-Like Bumps: Causes and Solutions
Itchy legs with numerous welts resembling mosquito bites? Hello, I suddenly experienced itching in both legs, and after scratching, I developed a number of welts that looked like mosquito bites, but they disappeared shortly after. What could this be a symptom of? Thank you!
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, this situation is likely urticaria - a skin allergy phenomenon. Medication can be taken to control it, and you should visit a dermatology clinic or outpatient department for consultation.[Read More] Understanding Itchy Legs with Mosquito-Like Bumps: Causes and Solutions
Understanding AHA: Effects on Acne and Treatment Guidelines
Alpha hydroxy acid (AHA) issues? 1. I would like to ask the doctor: Does a higher concentration of alpha hydroxy acid (AHA) lead to an increase in initial acne breakouts? 2. What concentration of AHA and beta hydroxy acid (BHA) is effective for treatment? 3. If I continue to ex...
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, if you are applying alpha hydroxy acids (AHAs) at home, it is recommended that the concentration should not exceed 20%. They can be somewhat helpful for acne and comedones, but they should not be relied upon solely for treatment. Salicylic aci...[Read More] Understanding AHA: Effects on Acne and Treatment Guidelines
Does Weight Training Worsen Male Pattern Baldness? Expert Insights
The relationship between strength training and hair loss? / Rogaine Hello Doctor: I have a hereditary male pattern baldness issue and have been taking finasteride for over a year, with my condition remaining relatively stable. I used to have a habit of working out but stopped for...
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, it is possible to use both Proscar and Rogaine simultaneously without any interaction or causing permanent hair loss. Strength training does not increase the levels of DHT in the body, nor does it worsen male pattern baldness. An example of th...[Read More] Does Weight Training Worsen Male Pattern Baldness? Expert Insights
Understanding Hair Loss Symptoms: Diagnosis and Treatment Options
Determining the Symptoms of Hair Loss Hello, Doctor: I would like to ask about the assessment of hair loss symptoms. Do general dermatology clinics or public hospital dermatology departments have instruments for scalp examination to assess the condition of hair follicles, etc.? (...
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, scalp examination is an auxiliary non-essential procedure typically used to assess the condition of the scalp skin and the status of hair follicles based on the overall clinical symptoms of hair loss and the characteristics of the shed hair. T...[Read More] Understanding Hair Loss Symptoms: Diagnosis and Treatment Options
Understanding Itchy Red Rashes: Causes and Solutions
I have recently developed a rash on my body that is itchy? I recently developed red, itchy bumps on my body. This started after I began working at OK. Could it be due to fatigue?
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, if you have red, itchy rashes on your body, the location of the rashes and the fact that they appeared after starting your job at OK may suggest the following possible factors: (1) contact dermatitis, (2) insect bites, or (3) urticaria, which ...[Read More] Understanding Itchy Red Rashes: Causes and Solutions
Why Do I Have Allergies to Topical Treatments? Seeking Solutions
Itchiness? I have always experienced allergic reactions whenever I apply ointments or any topical medications, regardless of how long they are effective. Why does this happen? Now, whether I have back pain or any other discomfort, I can only rely on oral medications and cannot us...
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, the redness or itching from applying a topical ointment can be attributed to two main causes: (1) irritant reactions and (2) allergic reactions. Irritant contact dermatitis is related to the duration of contact with the patch; shorter applicat...[Read More] Why Do I Have Allergies to Topical Treatments? Seeking Solutions
How to Address Yellowing Skin: Causes and Solutions
Is there a way to resolve yellowing of the skin? Recently, my daily routine and diet have not been very normal for the past month or two, which was not the case before. As a result, I only realized that my skin has a slight yellowish tint after someone pointed it out. Are there a...
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, there are two causes for yellowing of the skin: (1) jaundice and (2) carotenoid pigmentation. The distinction between the two is as follows: the former is associated with systemic symptoms such as fatigue, poor appetite, and yellowing of the s...[Read More] How to Address Yellowing Skin: Causes and Solutions
Is Melanin Implantation Safe and Effective for Vitiligo Treatment?
Regarding the melanocyte implantation technique? Hello Dr. Jiang; thank you for your previous response. I would like to ask you about a treatment for vitiligo called melanocyte transplantation. Is it safe and effective, and what potential side effects might it have?
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, I believe you are referring to suction blister skin grafting, which is very safe and has an efficacy rate of about 30-50%. The downside is that the transplanted skin requires proper care; however, not all hospitals perform this procedure as it...[Read More] Is Melanin Implantation Safe and Effective for Vitiligo Treatment?
Latest Treatments and Prevention for Vitiligo in Children: Expert Insights
Regarding the symptoms of epilepsy? Hello Dr. Jiang, my sister's daughter is 7 years old and has been diagnosed with vitiligo. Her condition is now under control, but the white patches on her skin have not completely disappeared. Are there any new methods available for compl...
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question. Vitiligo, commonly known as leukoderma, is generally treated with topical corticosteroid ointments, ultraviolet light therapy, and skin grafting (autologous skin transfer) to stimulate melanin production. The latest treatments involve the appl...[Read More] Latest Treatments and Prevention for Vitiligo in Children: Expert Insights
Can You Get Syphilis from Kissing? Understanding Transmission Risks
Syphilis transmission Hello Dr. Jiang: I kissed someone who has syphilis. Is it possible for me to get infected this way?
Dr. Jiang Yujiao reply Dermatology
Hello: In response to your question, kissing does not transmit syphilis unless both parties have skin lesions, as transmission occurs through bodily fluids and blood. It is recommended to undergo regular syphilis testing.[Read More] Can You Get Syphilis from Kissing? Understanding Transmission Risks