Effective Acne Treatment: A Guide to Using AHA and Retinoids
Acne treatment Hello, Doctor: Q1: Would you recommend alternating the application of tretinoin (A acid) and mandelic acid for treatment? Q2: Following up on the previous question, if it is recommended, what should be the order of application? Q3: I have redness and dark spots ...
Dr. Wu Yuxin Reply:
It is not recommended to use them on the same day. The method of use should be discussed with the physician who prescribed them to you. Without examining the actual skin lesions, an online consultation cannot provide a prescription recommendation.[Read More] Effective Acne Treatment: A Guide to Using AHA and Retinoids
Is Wrinkled Skin Normal After 8 Days of Oral A Acid for Psoriasis?
Is it normal for the skin on the fingers to wrinkle when a psoriasis patient takes oral acitretin? Hello, I was recently diagnosed with psoriasis by a dermatologist, and the doctor prescribed me oral retinoids. Today is the 8th day of my medication, and I've noticed that the...
Dr. Wu Yuxin Reply:
Any changes in the lesions after medication, or unexpected changes in other parts of the body, should be discussed face-to-face with the prescribing physician, as online consultations cannot provide diagnoses or treatment decisions.[Read More] Is Wrinkled Skin Normal After 8 Days of Oral A Acid for Psoriasis?
Can a Year-Old Cat Scratch Mark on Hand Disappear? Expert Insights
A mild cat scratch on the back of the hand that hasn't disappeared for a year and a half—can it still be removed? I sustained a scratch on the back of my hand from a wild cat about a year and a half ago. Recently, I noticed that there is still a light brown scratch mark, whi...
Dr. Wu Yuxin Reply:
Online consultations cannot provide a diagnosis. If you are concerned about your skin condition, online consultations may not resolve the issue. It is recommended to follow the advice of the physician who is examining you and have the hospital's doctor conduct another examin...[Read More] Can a Year-Old Cat Scratch Mark on Hand Disappear? Expert Insights
Consulting a Dermatologist: Treatment Options for Flat Warts
Medication consultation Dear Dr. Wu, Hello. I have a flat, elongated, light gray growth on my left shoulder, measuring approximately 0.4 x 0.1 cm. Initially, I thought it was dirt that I couldn't wash off, so I rubbed it vigorously. However, I realized it wouldn't come...
Dr. Wu Yuxin Reply:
Based on your description of the situation, there isn't enough effective information for me to make a judgment. I recommend that you stop taking the medication and consult a nearby dermatologist for a proper diagnosis before receiving any further treatment.[Read More] Consulting a Dermatologist: Treatment Options for Flat Warts
Preventing Athlete's Foot: Tips to Avoid Fungal Infections at Home
Athlete's foot issue? I have had athlete's foot for several years. Previously, using topical medications and soaking in antifungal powder helped, but it didn't last long before it returned. Today, when I woke up from sleeping on the sofa, I found my feet buried in ...
Dr. Wu Yuxin Reply:
Mold spores are everywhere, and the key factors are the cleanliness of the skin and whether it is kept dry.[Read More] Preventing Athlete's Foot: Tips to Avoid Fungal Infections at Home
Understanding the Challenges of Cryotherapy for Viral Warts
Cryotherapy has been effective for several years, with varying results? I have viral warts on both my fingers and toes. I've been undergoing cryotherapy for nearly two to three years, but my condition hasn't improved, so I would like to seek opinions from other doctors....
Dr. Li Yufen Reply:
Hello: For a detailed introduction to viral warts, you can refer to the article on Care Online at https://www.careonline.com.tw/2017/08/warts.html. Since human papillomavirus (HPV) is contagious, it is recommended to treat the lesions completely as early as possible. Thank you![Read More] Understanding the Challenges of Cryotherapy for Viral Warts
Effective Treatments for Athlete's Foot and Managing Exudate
Treatment of athlete's foot (tinea pedis) and management of exudate? Hello Doctor: I have a tendency to sweat excessively from my hands and feet. I previously had a history of atopic dermatitis over ten years ago, which resolved on its own as I aged. I also had a history of ...
Dr. Li Yufen Reply:
Hello: For a detailed introduction to athlete's foot, you can refer to the article by Med's Good Friend at https://www.medpartner.club/tinea-pedis-treatment-prevention/. In summer, it is recommended to apply a thin layer of ointment. If the lesions continue to expand an...[Read More] Effective Treatments for Athlete's Foot and Managing Exudate
Understanding Folliculitis: Symptoms, Treatment, and Recovery Insights
Folliculitis issues? Two weeks ago, I discovered a lump about one centimeter in size on my calf. It was slightly red at first, but it wasn't painful or very itchy. After seeing a doctor, he examined it and diagnosed it as folliculitis, prescribing medication. A week later, t...
Dr. Wu Yuxin Reply:
Typically, after normal folliculitis resolves, there will be a period of fibrous tissue formation. If the inflammation is not severe, most cases will resolve on their own.[Read More] Understanding Folliculitis: Symptoms, Treatment, and Recovery Insights
How Long Does It Take for Antibiotics to Control an Infected Cyst?
How long does it take for medication to control an inflamed sebaceous cyst? Hello Doctor: I have a sebaceous cyst on the back of my neck that has been present for about 3.4 years. Recently, it suddenly became larger and painful, and I even noticed a little pus coming out. The nex...
Dr. Li Yufen Reply:
Hello: The severity of a ruptured cyst with inflammation can vary greatly in clinical practice. If symptoms such as redness, swelling, heat, and pain become increasingly pronounced, it is advisable to return for follow-up treatment sooner. During dressing changes, you can use pov...[Read More] How Long Does It Take for Antibiotics to Control an Infected Cyst?
Flea Bites: Understanding Skin Dryness and Irritation After Bites
The skin at the site of flea bites is dry and cracked? Hello, Doctor: I have a cat at home, and every April, we encounter flea problems. After being bitten by fleas, I develop a swollen bump about the size of a thumb, with a white ring around it, and it itches intensely. The swel...
Dr. Li Yufen Reply:
Hello: The appearance of dry, flaky, and wrinkled skin after an insect bite is likely due to significant damage to the stratum corneum following skin inflammation, resulting in a loss of moisture retention function. It is advisable to regularly apply skin repair creams or moistur...[Read More] Flea Bites: Understanding Skin Dryness and Irritation After Bites
Understanding Jock Itch: Causes, Treatments, and Recurrence Prevention
Tinea corporis (ringworm) with pruritus? Tinea corporis is often difficult to treat; while medication can be effective, stopping the treatment may lead to a recurrence. I am currently taking griseofulvin.
Dr. Li Yufen Reply:
Hello: Taiwan's island climate is relatively warm and humid, which facilitates the growth of fungi, leading to recurrent cases of tinea cruris. It is recommended to keep the skin dry and breathable as much as possible. After sweating, take a shower promptly, and make sure to...[Read More] Understanding Jock Itch: Causes, Treatments, and Recurrence Prevention
Post-Treatment Care for Skin Abscess: What to Expect
After the treatment of a furuncle? Hello, doctor. I couldn't find any similar cases online, so I would like to ask you about my situation. Recently, I had a boil on my buttocks, and after visiting a dermatologist, I was prescribed medication and topical treatment. The swelli...
Dr. Wu Yuxin Reply:
It could be a scar, or it might be that there is already a cyst inside. It's necessary to have a face-to-face consultation with a physician for confirmation.[Read More] Post-Treatment Care for Skin Abscess: What to Expect
Post-Treatment Concerns: Hard Spot After Boil Healing
After the treatment of a furuncle? Hello, doctor. I couldn't find any similar cases online, so I would like to ask you about my situation. I recently had a boil on my buttocks, and after visiting a dermatologist, I was prescribed medication and topical treatment. The swellin...
Dr. Wu Yuxin Reply:
We need to see what it is. It could be a scar, or there might already be a cyst inside. It's necessary to have a physician confirm this in person.[Read More] Post-Treatment Concerns: Hard Spot After Boil Healing
Understanding Neck Acne Scars: Causes and Treatment Options
Acne scars on the neck? About a month ago, I developed a bump on my neck that I think is a pimple (it feels painful and is red, but I'm not sure if it's actually acne since it's on my neck). At that time, I applied some acne medication, but the bump didn't bec...
Dr. Wu Yuxin Reply:
It could be a scar from acne, or there might already be a cyst present. It's important to have a physician examine it in person for confirmation.[Read More] Understanding Neck Acne Scars: Causes and Treatment Options
Understanding Oral Medications for Toenail Fungus Treatment
Oral medication for onychomycosis? Hello! I have a fungal infection on my right big toe. During my first visit to the hospital, after a blood test, the doctor prescribed an oral medication and instructed me to return in two weeks for another blood test. However, when I got home, ...
Dr. Wu Yuxin Reply:
I'm not sure what the issue is with your prescription. There are also pharmacists on duty at the pharmacy during the holidays, so you can call and ask them.[Read More] Understanding Oral Medications for Toenail Fungus Treatment
Effective Treatments for Desquamative Keratolysis: Over-the-Counter Options
Desquamative keratolysis What medications can be used to improve desquamative keratolysis, and are there any topical ointments available for purchase at the pharmacy?
Dr. Wu Yuxin Reply:
If there are no specific symptoms, using hand cream is sufficient. However, for ointments, a consultation is necessary before a prescription can be provided.[Read More] Effective Treatments for Desquamative Keratolysis: Over-the-Counter Options
Seeking a Second Opinion on Persistent Toenail Fungus Treatment Options
I would like to seek a second opinion from a physician? Hello Doctor, I have been struggling with toenail fungus, which keeps recurring. Even after finishing the oral medication, there are still some remnants of the infection, so my health insurance will no longer cover the oral...
Dr. Li Yufen Reply:
Hello: Based solely on the textual description, it is not possible to accurately diagnose skin diseases. The standard treatment regimen for oral antifungal medication for onychomycosis (fungal nail infection) is continuous oral administration for three months, with no further ora...[Read More] Seeking a Second Opinion on Persistent Toenail Fungus Treatment Options
Unexplained Itching: Seeking Solutions for Persistent Skin Irritation
Unexplained skin itching? Since June of last year, I have been experiencing generalized itching on my skin, with the affected areas constantly changing (sometimes my limbs, other times my torso or more humid areas like my armpits). However, there are no signs of redness, rashes, ...
Dr. Wu Yuxin Reply:
You can go to the hospital for a blood test. Additionally, it may be helpful to keep a record of the types of beverages and sweets you consume for the physician's reference.[Read More] Unexplained Itching: Seeking Solutions for Persistent Skin Irritation
Should You Stop Oral Antibiotics for Acne? Expert Insights
Oral antibiotics for acne? Hello, doctor. I started taking oral antibiotics (Doxycycline) on the night of April 16, and as of now, May 2, my acne has significantly decreased, with no large pimples remaining, just a few closed comedones. I visited two clinics; one indicated that s...
Dr. Wu Yuxin Reply:
Whether or not to continue medication requires clinical judgment. Without seeing the patient, I cannot provide you with advice. It is recommended to discuss this with the original physician.[Read More] Should You Stop Oral Antibiotics for Acne? Expert Insights
Can Ganderson Hydrophilic Ointment Treat Acne? A Dermatologist's Insight
Ganderson hydrophilic ointment is used for various purposes, including moisturizing dry skin, promoting wound healing, and serving as a vehicle for topical medications. It is often applied to areas of the skin that require hydration or A few days ago, I visited a dermatologist du...
Dr. Li Yufen Reply:
Hello: Regarding the introduction of Ganderson Hydrophilic Ointment, it is generally not primarily used for treating acne. If you have any questions about the use of the medication, it is recommended to consult your original dermatologist during your follow-up visit. Thank you![Read More] Can Ganderson Hydrophilic Ointment Treat Acne? A Dermatologist's Insight