Hyperpigmentation, Dermatology FAQ - Page 8

Pigmentary atrophy Hello, doctor! My question is long and complicated, like an old woman's foot binding, and I hope you can forgive my ignorance! Doctor: My girlfriend (18 years old) has white spots around both of her eyes that extend outward, resembling the black areas of a...

Alpha Hydroxy Acid (AHA) Peeling Treatment Hello Dr. Zheng, today I accidentally underwent a chemical peel with glycolic acid at a qualified private dermatology clinic. The doctor mentioned that I need to return for several sessions to complete the entire treatment. However, I do...

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...

Laser treatment for cheekbone spots? I underwent laser treatment for my cheekbone spots three weeks ago, and they are starting to darken again. The doctor prescribed a medication labeled as transamine, but he mentioned that it is actually B12???? Which one is more effective? Shou...

Darkening of the armpits? Hello Doctor: I am currently 8 months pregnant. Around 5 to 6 months into my pregnancy, I noticed that my underarms have become very dark. I didn't pay much attention to it during the winter, but now it seems to have gotten worse. Could this be rela...

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...

How can the darkening of the buttocks be improved? Hello, Doctor: I apologize for asking this question, as it doesn't seem to be a disease, but it is still a source of concern for me. I would like to inquire about the situation regarding hyperpigmentation around the groin ar...

Depigmentation cream Is freckle removal cream effective? What are the ingredients in the cream? What are their respective proportions? I have undergone laser treatment without success and would like to use a cream to improve my condition!

Laser spot removal Hello! I would like to ask what additional treatments can be done if mild localized spots reappear after laser spot removal? Or how can I prevent post-inflammatory hyperpigmentation to be more effective than treatment? Thank you!

Is the pigmentation from pityriasis rosea unable to resolve? Hello Dr. Jiang, I was diagnosed with pityriasis rosea in August of this year. Although the rash cleared up by the end of September, I still have many round spots (hyperpigmentation) on my skin. Initially, I thought the...

Pigmentation in Pityriasis Rosea I completed my postpartum confinement in mid-July, and about 15 days later, at the beginning of August, I started developing pityriasis rosea. The process has been incredibly painful. I have rashes on my hands, feet, chest, back, inner and outer t...

Dull and rough skin? Hello Doctor: For over a decade, I have been experiencing recurrent episodes of atopic dermatitis. In addition to taking Zyrtec 10mg once daily to control my allergies, I have also been applying topical corticosteroids to the itchy areas to alleviate the itch...

Folliculitis vs. Fungal Infection vs. Dermatitis vs. Diaper Rash vs. Candidiasis Hello Dr. Zheng, my daughter is six years old and has been suffering from folliculitis on her buttocks for over two months. Previously, she also had infections around the anal area and genital region...

Unsure if it's eczema or acne? For a long time, I have had small, pimple-like bumps on my buttocks and inner thighs. They cause stinging and itching, which leads me to scratch them, resulting in extensive scarring and hyperpigmentation that looks unsightly. It feels similar ...

Acne scars When I was a child, I used to get pimples on my buttocks, particularly at the junction between the buttocks and the thighs. However, as I grew older, I rarely experienced this issue, but it left behind unsightly scars, roughly the size of my palm. They are noticeably a...

After a flea bite, it develops into a red macule? I had over twenty bites on my foot from fleas, which were large, red, and swollen. I visited a dermatologist, took medication, and received an injection. The itching lasted for a week before it gradually subsided. After it healed,...

How to lighten scars formed by melanin deposition? Dear Dr. Zheng, I hope this message finds you well. I would like to explain my situation: My skin type is prone to developing post-inflammatory hyperpigmentation, which appears as dark spots after minor scratches or eczema-rel...

Dermabrasion surgery Hello Dr. Cheng, I have some questions I would like to ask you. 1. Can laser resurfacing improve the appearance of acne scars? 2. Are there any side effects after the procedure? 3. How should I care for my skin after the surgery to prevent future breakouts?...

Is it advisable to apply corticosteroids on acne? Doctor, I apologize: I have a steroid cream called Locoid cream or Betaderm cream. Can I use it to apply on acne? Can steroids help with hyperpigmentation or acne scars?

Acne on the neck? Hello Dr. Jiang: Two months ago, I had persistent acne on my face, primarily around my nose and chin. I visited a dermatologist who prescribed both oral and topical medications. After about three days of treatment, the acne cleared up, but the affected areas bec...