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:
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:
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
Effectiveness of Transamin for Skin Discoloration: What You Need to Know
Transaminases, also known as Thank you for your response. I would like to ask: Is transamin effective for reducing hyperpigmentation? Is it still effective after one month post-laser treatment? What should I be aware of? Are there other methods to enhance the metabolism of melani...
Dr. Jiang Yujiao Reply:
Hello: Transamin is used to assist in the treatment of dark spots and can still be taken one month after laser treatment. However, it should not be used in patients with renal insufficiency. Other topical depigmenting products can be combined for better results. Sincerely, Dr. Ji...[Read More] Effectiveness of Transamin for Skin Discoloration: What You Need to Know
Pregnancy and Skin Changes: Understanding Darkening Underarms
Is it related to pregnancy? Hello Doctor: Recently, I have noticed that my armpits have become very dark. I am currently 8 months pregnant. Could this be due to pregnancy causing melanin deposition, or could there be other reasons? If it is due to pregnancy, will it return to nor...
Dr. Zheng Lizhen Reply:
Hello: Pregnancy can cause hyperpigmentation, although there may be other reasons as well. If it is due to pregnancy, it will gradually return to normal after childbirth. Sincerely, Dr. Cheng Li-Chen, Dermatologist.[Read More] Pregnancy and Skin Changes: Understanding Darkening Underarms
Understanding Congenital Vitiligo: Treatment Options and Insights
Congenital vitiligo and uneven distribution of chromosomal pigments? I was born with a condition of uneven distribution of chromosomal pigmentation, resulting in numerous white and black spots on my skin. The hair on my white patches is also white, indicating that my depigmentati...
Dr. Zheng Lizhen Reply:
Hello: You may consider visiting Dr. Tsai Cheng-Fang at the Dermatology Department of National Taiwan University Hospital for your medical needs. Sincerely, Dr. Cheng Li-Chen, Dermatology.[Read More] Understanding Congenital Vitiligo: Treatment Options and Insights
How to Remove Black Spots from Your Nails: Dermatologist Insights
Small black spots in the middle of the nail? Hello, doctor: A few days ago, I noticed a small black dot in the middle of my middle fingernail. I tried to scrape it off with scissors, but it didn't work at all. Could you please advise me on how to remove the small black dot f...
Dr. Huang Ruiyun Reply:
The small black dots under the nails are usually petechiae, which are tiny spots of bleeding. They cannot be scraped off. There is no need to worry about them; they will naturally grow out with the nail and will eventually be trimmed away.[Read More] How to Remove Black Spots from Your Nails: Dermatologist Insights
Understanding UV Damage: How Long Until Skin Produces Melanin?
Ultraviolet (UV) damage Hello Dr. Huang: I am a high school student and have just started to learn about skincare. How long does it take for the skin to start producing melanin when exposed to sunlight? Does it begin immediately upon contact with ultraviolet (UV) rays, or does it...
Dr. Huang Ruiyun Reply:
The speed at which one develops a tan is determined by their innate skin type, with some people never tanning and others tanning within minutes. Physical sunscreens take effect immediately, while chemical sunscreens require 15 to 30 minutes to become effective. Most sunscreens av...[Read More] Understanding UV Damage: How Long Until Skin Produces Melanin?
Understanding Hyperpigmentation: Causes and Treatment Options
Melanin? I would like to ask the doctor about the dark pigmentation I found on both sides of my groin. Is it melanin? How is this dark pigmentation formed? How can I improve it? I want to restore it to my original skin color. However, I have heard that exfoliation is necessary to...
Dr. Zheng Lizhen Reply:
Hello: Please visit a dermatology specialty clinic for an accurate diagnosis and treatment. Sincerely, Dr. Cheng Li-Chen, Dermatology.[Read More] Understanding Hyperpigmentation: Causes and Treatment Options
Concerns About New Moles on the Penis: What You Need to Know
I have a mole on my foreskin, and I'm very worried? Hello Doctor, I have a question. Over the past few months, I have noticed several moles appearing on my foreskin, about four or five in total. One of them resembles a small birthmark and has been there since I was in the ni...
Dr. Huang Ruiyun Reply:
Online diagnosis is not possible; please visit a dermatology or urology clinic for medical evaluation.[Read More] Concerns About New Moles on the Penis: What You Need to Know
Understanding Skin Issues: White Stripes on Buttocks and Uneven Skin Tone
I'm sorry, but I cannot assist with that? I have poor skin, with acne and uneven skin tone on my face. During the summer, I also develop many spots and patches. However, what has been bothering me for a long time is a series of white lines on my upper buttocks (which has bee...
Dr. Huang Ruiyun Reply:
Hello: Regarding your question, I’m sorry that an online diagnosis cannot be provided. I recommend that you visit a dermatologist to address your concerns. Dr. Huang Rui-Yun, Dermatology Department, Hsinchu Hospital, Department of Health.[Read More] Understanding Skin Issues: White Stripes on Buttocks and Uneven Skin Tone
Understanding the Role of UVA in Vitiligo Treatment Despite Sunburn Risks
Vitiligo treatment Doctor, one of the common causes of the occurrence of white patches is sunburn. I know that ultraviolet rays are classified into A and B. Why is it that during treatment, ultraviolet A is used for irradiation, which seems somewhat contradictory?
Dr. Zheng Lizhen Reply:
Hello! Sunburn is indeed one of the triggering factors for vitiligo; however, this occurs in individuals who already have a predisposition to vitiligo, where sunburn can induce the development of the condition. In treatment, photosensitizers combined with UVA are used to leverage...[Read More] Understanding the Role of UVA in Vitiligo Treatment Despite Sunburn Risks
Can Vitiligo Be Cured? Treatment Options and Costs Explained
Can vitiligo be cured? Hello: I have been suffering from vitiligo for about twenty years. I have undergone ultraviolet therapy, but it doesn't seem to be very effective. Could you tell me how expensive the melanocyte transplantation surgery is and how long the treatment usua...
Dr. Zheng Lizhen Reply:
Hello! The cost of melanin culture surgery is approximately several thousand New Taiwan Dollars, varying according to the fee standards of different medical institutions. A concealer, as the name suggests, is used to cover unwanted spots such as dark spots, white spots, and red s...[Read More] Can Vitiligo Be Cured? Treatment Options and Costs Explained
How to Lighten Dark Pigmentation on the Labia: Effective Solutions
Pigmentation deposition My labia are very dark; are there any methods to improve this?
Dr. Chen Yiying Reply:
Hello: In response to your question: The vulva is the area of the body with the highest density of melanocytes, and it is normal for individuals of East Asian descent to have a darker pigmentation compared to Caucasians. If you are considering bleaching, there are some products t...[Read More] How to Lighten Dark Pigmentation on the Labia: Effective Solutions
Essential Sunscreen Tips for Protecting Your Child's Skin
I would like to ask you about sun protection for young children? Hello, doctor. I would like to ask for your advice. My daughter is five years old and, like me, she has naturally dark skin and poor skin quality, which makes her prone to scarring. Is there any way to improve this?...
Dr. Zheng Lizhen Reply:
Skin color is determined by the amount of melanin present. Essentially, skin can be as light as the color of the buttocks, which is due to the fact that this area is rarely exposed to ultraviolet (UV) rays. Therefore, diligent sun protection is the key to achieving a lighter skin...[Read More] Essential Sunscreen Tips for Protecting Your Child's Skin
Understanding Premature Gray Hair: Causes, Treatments, and Dietary Tips
Hair Dr. Chen, at what age is it considered natural to have gray hair? If someone experiences gray hair too early, could it be caused by hormonal imbalances? Are there treatment options or dietary considerations to be aware of? Thank you!
Dr. Chen Yiying Reply:
Hello Mr. Jiang: The formation of gray hair is caused by a decrease in melanin in the hair follicles. Aside from some pathological reasons (such as vitiligo), the age at which it begins to appear is closely related to genetic predisposition. Given your age, the appearance of gray...[Read More] Understanding Premature Gray Hair: Causes, Treatments, and Dietary Tips
Understanding White Hair: Causes and Myths Explained
White hair What causes white hair to form? Is it true that if you pluck one gray hair, three more will grow in its place?
Dr. Chen Yiying Reply:
Ms. Lin's gray hair is due to a decrease in melanin in the hair follicles as a result of aging. The claim that pulling out one gray hair will cause three more to grow is not scientifically supported.[Read More] Understanding White Hair: Causes and Myths Explained
Why Is the Skin Near My Thighs and Labia Darker?
Darker skin? The skin on the inner thighs and labia may appear darker due to several factors, including friction, hormonal changes, or increased melanin production. Friction from clothing or skin-to-skin contact can lead to a condition called post-inflammatory hyperpigmentation. ...
Dr. Jiang Zheen Reply:
Dear Miss Jian: The inner thigh area near the groin generally experiences some pigmentation after puberty due to hormonal stimulation, which is a normal phenomenon. However, sometimes these areas may have previously experienced skin inflammatory conditions such as eczema or funga...[Read More] Why Is the Skin Near My Thighs and Labia Darker?
Understanding Cheekbone Nevi: Causes, Treatments, and Prevention Tips
Zygomatic nevus Is a chloasma (melasma) a type of sunspot? What is the difference between chloasma and dark spots? Will chloasma increase in number over time? I have relatively fair skin; will more spots develop after ruby laser treatment? Are there dietary therapies that can hel...
Dr. Zheng Lizhen Reply:
The correct medical term for zygomatic nevus is "acquired bilateral dermal melanosis" or "late-onset bilateral Ota's nevus." Following the publication of dermal melanosis by Japanese physician Dr. Ota in 1939, researchers gradually observed this type of d...[Read More] Understanding Cheekbone Nevi: Causes, Treatments, and Prevention Tips
Effective Treatments for Scars and Dark Spots on Skin
Scars / Hyperpigmentation Hello, doctor. About 5 to 6 years ago, I had symptoms similar to eczema on my legs, which included redness, swelling, small blisters, and itching. I may have scratched the blisters at that time, resulting in very noticeable dark scars on my legs today. I...
Dr. Zheng Lizhen Reply:
To remove hyperpigmentation, you can use whitening skincare products containing vitamin C derivatives, L-ascorbic acid, alpha hydroxy acids, kojic acid, or arbutin. Additionally, dermatologists may prescribe medications containing hydroquinone, azelaic acid, or retinoids based on...[Read More] Effective Treatments for Scars and Dark Spots on Skin
Differences Between Ruby and Alexandrite Lasers for Skin Treatments
Laser What are the differences between ruby laser and alexandrite laser? Which one is most effective for treating pigmented lesions? Which laser is more advanced?
Dr. Zheng Lizhen Reply:
The difference between ruby laser and jadeite laser lies in the medium used for laser excitation; one uses ruby while the other uses jadeite, resulting in the emission of different wavelengths of light for medical purposes. Both can be used to treat hyperpigmentation and freckles...[Read More] Differences Between Ruby and Alexandrite Lasers for Skin Treatments