Dermatology Q&A - Page 51

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Can You Take Oral Vitamin A Continuously for Skin Health?

Can oral isotretinoin be taken continuously as a dietary supplement? I rarely get acne. I have been taking 20 mg of oral isotretinoin every three days for 13 months and would like to continue this regimen. Is it okay to keep taking it? Also, does isotretinoin have to be taken wit...


Dr. Wu Yuxin Reply:
Whether to continue taking it regularly may require clinical evaluation. It is sufficient to take it at fixed times.

[Read More] Can You Take Oral Vitamin A Continuously for Skin Health?


Is It Dyshidrotic Eczema or Viral Wart? Understanding Skin Conditions

Could this be dyshidrotic eczema? I accidentally discovered transparent dots in the fingerprints on my fingers. They are not painful, itchy, or raised. What could this be? Is it dyshidrotic eczema or a viral wart?


Dr. Wu Yuxin Reply:
I apologize, but current medical regulations prohibit online diagnoses in this manner. If it is inconvenient to visit a hospital or clinic due to the pandemic, you may consult a dermatology clinic that offers telemedicine services, which can provide care in accordance with regula...

[Read More] Is It Dyshidrotic Eczema or Viral Wart? Understanding Skin Conditions


Understanding Itchy Foreskin: Causes and Treatment Options

Itchy foreskin? There is a patch on the foreskin that is itchy and feels a bit dry, and there is also persistent itching in the groin area.


Dr. Wu Yuxin Reply:
No lesions were observed, making it difficult to determine the issue. If this is causing significant distress, please seek medical attention promptly.

[Read More] Understanding Itchy Foreskin: Causes and Treatment Options


Understanding Viral Warts: Causes, Treatment, and Prevention Tips

Wart caused by a virus Hello, Doctor. Recently, I have developed viral warts on the soles of my feet. I have been undergoing cryotherapy for a month. Initially, there were only two warts, but in the past few days, I have noticed a few very small ones. 1. Is it possible that the...


Dr. Wu Yuxin Reply:
1. Most of them were already present but had not grown large enough to be detected. 2. Active treatment is necessary to eliminate all malignancies. 3. Yes, treatments such as wart removal solutions containing salicylic acid can be used.

[Read More] Understanding Viral Warts: Causes, Treatment, and Prevention Tips


Can Cefuroxime 250mg Antibiotic Treat Red Pimples on the Face?

Oral medication consultation? Hello, doctor. Can cefuroxime 250mg antibiotic be used to treat redness and acne on the face?


Dr. Wu Yuxin Reply:
I cannot recommend medication online, as it violates medical regulations. I suggest you seek medical treatment instead.

[Read More] Can Cefuroxime 250mg Antibiotic Treat Red Pimples on the Face?


Understanding Hemangiomas: Causes and Treatment Options

How to manage hemangiomas and their causes? Recently, I developed a raised lesion on my scalp that is about 5mm in size. It bleeds easily and is difficult to stop once it is broken. I would like to know how to manage it and what could be the possible causes for its formation.


Dr. Wu Yuxin Reply:
You need to see it to understand what the problem is. If there is bleeding, it is recommended to address it as soon as possible.

[Read More] Understanding Hemangiomas: Causes and Treatment Options


Understanding Postherpetic Neuralgia: Symptoms and Concerns

Neuropathic pain Hello Doctor: Recently, I developed a rash around the back of my left ear, which was diagnosed as herpes by a dermatologist. Initially, I experienced sharp pain in the same area of my head. After treatment with medication, the head pain has alleviated, and the ra...


Dr. Li Yufen Reply:
Hello: For a detailed introduction to shingles, you can refer to the article from Med's Good Friends at https://www.medpartner.club/herpes-zoster-treatment-prevention/. Generally, postherpetic neuralgia occurs at the site of nerve inflammation and damage caused by shingles. ...

[Read More] Understanding Postherpetic Neuralgia: Symptoms and Concerns


Effectiveness of Switching Oral Medications for Toenail Fungus Treatment

The effectiveness of switching oral medications for onychomycosis (fungal nail infection) midway through treatment? Hello, I have had onychomycosis for many years. Four of my toes on my right foot are affected. Two years ago, I visited a dermatologist who prescribed an oral medic...


Dr. Li Yufen Reply:
Hello: The treatment course for onychomycosis typically lasts for 12 weeks. You have already been on oral medication for 10 weeks and have seen a certain degree of improvement. It is recommended to observe whether the new nail growth on your big toe is normal. If there are any ab...

[Read More] Effectiveness of Switching Oral Medications for Toenail Fungus Treatment


How to Identify and Treat Scrub Typhus: Symptoms and When to Seek Help

Diagnosis and Treatment of Scrub Typhus Today I discovered a strange circular mark on my ankle, approximately 0.2 to 0.3 centimeters in size. It resembles an insect bite, with a black center and deep red surrounding area. I noticed that the area around the wound itches at night. ...


Dr. Li Yufen Reply:
Hello: For a detailed introduction to scrub typhus, you can refer to the article from the Ministry of Health and Welfare's Centers for Disease Control at https://www.cdc.gov.tw/Category/Page/uoJu4kugqQMThmC8cnCWFA. If your skin condition does not improve or worsens, it is re...

[Read More] How to Identify and Treat Scrub Typhus: Symptoms and When to Seek Help


Understanding and Managing Recurrent Folliculitis: Causes and Treatments

Folliculitis issues? Hello, Doctor: I frequently experience folliculitis on my forearms and below my chest (the deep type that becomes very swollen and red, and topical medications have not been effective) for several years. Previous doctors have suggested that it may be due to m...


Dr. Wu Yuxin Reply:
Multiple subcutaneous lipomas? Or multiple sebaceous cysts? If it is multiple sebaceous cysts that are inflamed, it can indeed become inflamed, swollen, and painful, but a proper examination is necessary for confirmation.

[Read More] Understanding and Managing Recurrent Folliculitis: Causes and Treatments


Understanding Red Spots on Hands and Feet: Cherry Angioma Insights

Inquiry about red spots? Hello Doctor, I have recently noticed many red spots on my hands and feet that are equal to or smaller than 1mm. Please refer to the following photos for assessment: https://www.dropbox.com/s/5zn0wjspf62g5ao/signal-2022-05-30-134737_002.jpeg?dl=0 https://...


Dr. Wu Yuxin Reply:
I apologize, but current medical regulations prohibit online diagnoses in this manner. If it is inconvenient to visit a hospital or clinic due to the pandemic, you may consult a dermatology clinic that offers telemedicine services, which can provide care in accordance with regula...

[Read More] Understanding Red Spots on Hands and Feet: Cherry Angioma Insights


Optimal Skincare Routine for Oily Skin: Order of Products Explained

The order of using skincare products for oily skin? Hello, I recently saw online that the skincare routine for oily skin should not be toner → serum → moisturizer, but rather moisturizer → serum → toner. Is this credible? If both sequences are inappropriate, what is the correct s...


Dr. Wu Yuxin Reply:
My personal suggestion is that individuals with oily skin should simply apply lotion after cleansing.

[Read More] Optimal Skincare Routine for Oily Skin: Order of Products Explained


Understanding and Treating Butt Acne: Causes and Solutions

Acne on the buttocks? Hello Doctor: I’m not sure if it’s related to prolonged sitting, but I have developed something that looks like a pimple on my buttocks, about 3 to 5 centimeters from the anal opening. It shouldn’t be an external mole. Initially, the bump was painful when si...


Dr. Wu Yuxin Reply:
I cannot provide an answer because I haven't seen the lesion and cannot determine what the issue is. If it is causing you significant distress, please seek medical attention promptly to avoid delaying treatment, as the prognosis for acne and anal fistulas is different.

[Read More] Understanding and Treating Butt Acne: Causes and Solutions


Understanding Hard Lumps Under Pubic Hair: When to Seek Medical Advice

There is a hard lump under the pubic hair? Hello, Doctor. I have a lump about 1.5 cm in size located under the pubic hair near the base of my penis (approximately 1 cm away). It is the only lump, non-painful, elastic, and connected to the skin. After shaving the hair, I noticed a...


Dr. Wu Yuxin Reply:
No lesions were observed, so it is difficult to determine the issue. If it is causing significant distress, please visit a clinic for evaluation.

[Read More] Understanding Hard Lumps Under Pubic Hair: When to Seek Medical Advice


Concerns About Picking at Moles: Risks and Care Tips

Issues with Removing Moles Hello, Doctor: I have had a brown mole on my little finger for many years, measuring about 0.2 to 0.3 cm. Recently, I noticed that it has darkened and feels slightly raised, so I picked at it and accidentally removed a layer of dark skin, but the origin...


Dr. Wu Yuxin Reply:
1. No, it won't. 2. Just observe. 3. It's not serious; treat it as a regular abrasion and take care of the wound.

[Read More] Concerns About Picking at Moles: Risks and Care Tips


How Often Should Oily Skin Be Washed? Expert Insights

Timing for Washing Oily Skin Hello, doctor. I wake up around 7 AM every morning, wash my face, and then apply foundation before heading to work. I get off work around 7 PM and usually take a shower and wash my face again around 11 PM. Is it excessive to wash my face after getting...


Dr. Wu Yuxin Reply:
It will not be excessive.

[Read More] How Often Should Oily Skin Be Washed? Expert Insights


Is Double Cleansing Too Much for Oily Skin? Expert Insights

Timing for Washing Oily Skin Hello, doctor. I wake up around 7 AM every morning, wash my face, and apply foundation before heading to work. I get home around 7 PM and usually shower and wash my face again around 11 PM. I would like to know if washing my face after getting home at...


Dr. Wu Yuxin Reply:
It will not be excessive.

[Read More] Is Double Cleansing Too Much for Oily Skin? Expert Insights


Understanding Forehead Fine Lines: Causes and Solutions

There are fine lines on the forehead? I haven't been taking care of my skin regularly, and recently I noticed many fine lines on my forehead when I looked in the mirror, which are very noticeable under lighting. The situation is similar to the images linked: https://i.imgur....


Dr. Wu Yuxin Reply:
You still need to come to the outpatient clinic for an examination; these issues cannot be adequately addressed through online consultation.

[Read More] Understanding Forehead Fine Lines: Causes and Solutions


Can Chickenpox Trigger Keloids? Tips for Prevention and Care

Does having chickenpox increase the likelihood of developing keloids? Hello, doctor. I have a keloid tendency and did not have chickenpox when I was younger. I would like to ask if I do get chickenpox, will the areas affected definitely form keloids, or can I avoid keloid formati...


Dr. Wu Yuxin Reply:
Chickenpox scars are generally more often depressed scars, while monkeypox is more similar to smallpox.

[Read More] Can Chickenpox Trigger Keloids? Tips for Prevention and Care


Mysterious Itchy Bumps: Causes, Prevention, and Treatment Explained

A mysterious lump that can itch for several weeks? About a month ago, one afternoon in the office, I suddenly experienced itching in my lower back and discovered approximately four swollen lumps around the left and right sides of my lower back. At that moment, I could scratch the...


Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is impossible to determine the issue. If it is causing significant distress, please seek medical attention as soon as possible. A proper examination is necessary to identify the problem and determine the appropriate treatment.

[Read More] Mysterious Itchy Bumps: Causes, Prevention, and Treatment Explained




Dermatology FAQ

Acne Acne Scars
Aha Allergy
Alopecia Alpha Hydroxy Acids
Anal Itching Angular Cheilitis
Areola Armpit Hair
Athlete'S Foot Athlete'S Foot And Nail Fungus
Atopic Dermatitis Axillary Hyperhidrosis
Azelaic Acid Blackheads
Blisters Body Hair
Body Odor Boils
Bromhidrosis Bruising
Burns Cellulitis
Chalazion Chest
Chickenpox Condyloma
Corns Cracked Feet
Cracked Hands Cryotherapy
Dandruff Dark Circles
Dark Spots Dermabrasion
Disease Consultation Dry Skin
Dyshidrotic Eczema Eczema
Excessive Sweating Excessive Underarm Sweating
Eyebrows Eyelids
Face Washing Family Medicine
Fibroma Fingers
Flat Warts Flea Bites
Follicular Obstruction Folliculitis
Foot Foreskin
Freckles Frequent Facial Redness
Fungal Infection Genital Area
Genital Warts Glans Penis
Groin Itching Hair
Hair Dye Hair Growth Solution
Hair Loss Hand Eczema
Hands Headache
Hemangioma Herpes
Herpes Zoster Hives
Hiv Infection Hpv
Human Papillomavirus Hyperhidrosis
Hyperpigmentation Infantile Eczema
Infection Insect Bites
Intense Pulsed Light Ipl
Isotretinoin Itching Of The Glans
Itchy Areola Itchy Rash
Itchy Skin Jock Itch
Joints Keloid
Keratosis Pilaris Laser Surgery
Lice Lipoma
Lips Lump
Male Pattern Baldness Medical Consultation
Medication Medication Consultation
Medication Side Effects Melanin
Mole Mole Removal
Moles, Birthmarks Mouth Corner
Nail Fungus Nail Infection
Nails Nipples
Nodular Erythema Oily Face
Onychomycosis Oral Isotretinoin
Others Paronychia
Peeling Skin Penis
Pigmentation Pimples
Pityriasis Rosea Psoriasis
Pubic Lice Purpura
Rash Red Spots
Resurfacing Rosacea
Scabies Scalp
Scars Scleroderma
Scrotum Sebaceous Cyst
Seborrheic Dermatitis Sebum Production
Shingles Skin
Skincare Products Skin Itchiness
Skin Resurfacing Skin Whitening
Sle Spots
Steroid Side Effects Stretch Marks
Subcutaneous Cyst Sunscreen
Sunspots Surgical Care
Sweat Blisters Syphilis
Syringoma Systemic Lupus Erythematosus
Tattoo Tattoo Removal
Tinea Cruris Tinea Pedis
Tinea Versicolor Toes
Tongue Tumor
Urticaria Vaccination
Vaseline Viral Warts
Vitiligo Warts
Which Specialty To Consult White Patches
Winter Itch Wound Healing
Wrinkle