Dermatology Q&A - Page 38

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Should You Worry About Changing Moles? When to Seek Medical Advice

Changing moles Hello doctor, should I go to the hospital for a check-up if a mole on my body changes? I have a brown mole on my left middle finger that has been there for about 20 years. Its edges are somewhat irregular but less than 3mm in size. Recently, I noticed that the area...


Dr. Wu Yuxin Reply:
It is not possible to diagnose online. Since you are concerned, why not seek medical attention promptly? If there is indeed an issue, it can be addressed as soon as possible.

[Read More] Should You Worry About Changing Moles? When to Seek Medical Advice


Understanding Mosquito Bites: Causes, Symptoms, and Treatment Options

Insect bites Hello Doctor: I was bitten by an unknown insect, and at the moment of the bite, I felt a sharp pain. I didn't pay much attention to it, but after a few days, I noticed a hard lump under the skin, and the area became itchy. There is no pain when I press on it. Th...


Dr. Wu Yuxin Reply:
It is still necessary to seek medical attention; without consulting a doctor, how can one know what the problem is?

[Read More] Understanding Mosquito Bites: Causes, Symptoms, and Treatment Options


Understanding Skin Conditions: Helping a Reluctant Patient with Diabetes

Medical consultation My father has recently been experiencing a skin condition that he is reluctant to seek medical attention for. His skin shows symptoms similar to those in the attached image, and he has been scratching to the point of bleeding. I would like to know what this c...


Dr. Wu Yuxin Reply:
Online diagnosis is not possible. Based on your description, your father belongs to a group with lower immunity, which can complicate matters if there are any wounds. It is advisable to seek medical attention as soon as possible.

[Read More] Understanding Skin Conditions: Helping a Reluctant Patient with Diabetes


Can You Test for Past Chickenpox Infection and Shingles Risk?

Is it possible to determine if someone has had chickenpox through testing? Hello Dr. Wu, I would like to ask: 1. Can only those who have had chickenpox develop shingles? 2. Can individuals who have never had chickenpox not develop shingles? 3. Is it possible for a 50-year-old adu...


Dr. Wu Yuxin Reply:
1.2. The vast majority are, but a small portion of vaccinated individuals or those infected in utero may also be possible. 3. It is only possible to determine the presence of antibodies, but it cannot be confirmed whether they were acquired through natural infection or vaccinatio...

[Read More] Can You Test for Past Chickenpox Infection and Shingles Risk?


Understanding Soft Fibromas: Common Questions and Concerns Answered

Please provide the content you would like me to translate into English? Dear Dr. Wu, Thank you very much for your response and explanation regarding the consultation on soft fibromas in article #188947. I have a general understanding of soft fibromas now. I have a few questions ...


Dr. Wu Yuxin Reply:
1. Normal. 2. I personally have not encountered it. 3. Both laser treatment and surgical excision are possible.

[Read More] Understanding Soft Fibromas: Common Questions and Concerns Answered


Can Fungal Infections Spread Through Contaminated Clothing?

Could you please explain the transmission issues related to fungal infections? Hello, recently I had a fungal infection on a wound that bled and oozed bodily fluids, which got onto my mattress. If my clothing may have come into contact with the dried blood and bodily fluids from ...


Dr. Wu Yuxin Reply:
The chances are slim.

[Read More] Can Fungal Infections Spread Through Contaminated Clothing?


Is Mica in Moisturizers Safe for Your Skin? Understanding Its Effects

Mica powder (pearl powder) Many commercially available moisturizing gels contain pearlescent ingredients (mica powder), which are typically found in eyeshadows or cosmetics. If applied every night, could this be harmful to the skin? If not washed off, will the body absorb and met...


Dr. Wu Yuxin Reply:
If there are concerns, why continue to use them? There are so many moisturizing products available; alternatives can be chosen.

[Read More] Is Mica in Moisturizers Safe for Your Skin? Understanding Its Effects


Understanding Raised Skin Bumps: Causes, Treatments, and Surgical Options

Fleshy lesions resembling acne? A few years ago, I developed a pimple on my face, and after it healed, it left behind a scar. However, it doesn't look like a typical scar because it is a raised piece of tissue. It becomes very noticeable in photos, and at first, my friends t...


Dr. Wu Yuxin Reply:
Without seeing the lesion, confirmation cannot be made; medical consultation is necessary.

[Read More] Understanding Raised Skin Bumps: Causes, Treatments, and Surgical Options


Understanding Raised Skin Lesions: Causes, Treatments, and Surgical Options

Fleshy lesions resembling acne? A few years ago, I developed a pimple on my face, and after it healed, it left behind a scar. However, it doesn't look like a typical scar because it is a raised piece of tissue. It becomes very noticeable in photos, and at first, my friends t...


Dr. Wu Yuxin Reply:
Without seeing the lesion, confirmation cannot be made; medical consultation is necessary.

[Read More] Understanding Raised Skin Lesions: Causes, Treatments, and Surgical Options


Can You Use Azelaic Acid with Oral A-Retinoids for Acne Scars?

Oral isotretinoin and azelaic acid? Hello Doctor, 1: I am currently taking oral isotretinoin, one capsule a day (20mg). I have some pigmented acne scars and would like to use azelaic acid (20%) to lighten them. Is that okay? 2: While on isotretinoin, I am experiencing some co...


Dr. Wu Yuxin Reply:
Anything is fine.

[Read More] Can You Use Azelaic Acid with Oral A-Retinoids for Acne Scars?


Persistent Nail Bed Fungal Infection: Treatment Challenges and Solutions

The fungal infection near the fingertips close to the nails has not improved even after more than two months of continuous treatment? Symptoms and Treatment Process: The right side of the tip of the left thumb initially developed many small blisters (which do not easily burst, an...


Dr. Wu Yuxin Reply:
You should consider seeking medical attention or consulting the physician who prescribed your medication. I cannot provide an answer without seeing your nails.

[Read More] Persistent Nail Bed Fungal Infection: Treatment Challenges and Solutions


Potential Side Effects of Hair Growth Products on Scalp Health

Use hair growth lotion and hair growth serum? Are there any side effects on the scalp from using hair growth tonics and serums? (I am considering using VIRTUE Flourish Density Booster and Grow Gorgeous Intense Hair Density Serum.) I previously started picking at my scalp suddenly...


Dr. Wu Yuxin Reply:
As long as there are no allergies, there are generally no significant side effects.

[Read More] Potential Side Effects of Hair Growth Products on Scalp Health


Understanding Sweat Blisters: Can They Appear on Arms and Neck?

Sweat eczema Hello, I have been experiencing dyshidrotic eczema on my fingers and toes intermittently, and I have gotten used to it. However, a couple of days ago, it suddenly became hot, and I started scratching the area below my wrists. The next day, my hands and arms became ex...


Dr. Wu Yuxin Reply:
1. The lesion is not visible, making it impossible to determine; it could be another issue. 2. Severe dyshidrotic eczema may also trigger changes in the surrounding skin's eczema, but a consultation is necessary to confirm.

[Read More] Understanding Sweat Blisters: Can They Appear on Arms and Neck?


Understanding Sweat Blisters: Can They Appear on Arms and Neck?

Sweat eczema Hello, I have been experiencing dyshidrotic eczema on my fingers and toes from time to time, and I have gotten used to it. However, a few days ago, it suddenly got hot, and I started scratching the area below my wrists. The next day, my arms and hands became extremel...


Dr. Wu Yuxin Reply:
1. The lesion is not visible, making it impossible to determine; it could be another issue. 2. Severe dyshidrotic eczema may also trigger changes in the surrounding skin's eczema, but a consultation is necessary to confirm.

[Read More] Understanding Sweat Blisters: Can They Appear on Arms and Neck?


Understanding Hand Over-Cleaning: Symptoms, Care, and Concerns

Excessive hand cleaning? Hello, doctor. I have been experiencing symptoms of anxiety and obsessive-compulsive disorder, especially during stressful times when I frequently wash my hands and use hand sanitizer. Today, I suddenly noticed that my palms are very itchy. At first glanc...


Dr. Wu Yuxin Reply:
1. It could be a case of Dupuytren's contracture; a medical evaluation is necessary for confirmation, as clinical symptoms can vary in severity. 2. You can start by taking better care of your hands; if the symptoms do not improve, it is still advisable to seek medical attent...

[Read More] Understanding Hand Over-Cleaning: Symptoms, Care, and Concerns


Severe Skin Peeling and Itching After Using Pimecrolimus Cream: Is It Normal?

After using Putty ointment, the skin experiences severe peeling and itching? Hello, doctor. I have symptoms of atopic dermatitis and seborrheic dermatitis, with a lot of dandruff and itching and peeling on my face, forehead, and behind my ears. After seeing a doctor, I was prescr...


Dr. Wu Yuxin Reply:
This issue should be discussed with your clinical physician, as online consultations cannot resolve your problem.

[Read More] Severe Skin Peeling and Itching After Using Pimecrolimus Cream: Is It Normal?


Understanding Soft Fibromas: Common Questions and Concerns

Consultation for Soft Fibromas Dear Dr. Wu, I have a soft, protruding skin tag about 0.2 cm in size under my right armpit. It feels very soft and is a light black color, with hair growing on it. Over the years, its size and color have not changed. A dermatologist previously diag...


Dr. Wu Yuxin Reply:
1. The color is not always consistent; darker shades are also quite commonly observed. 2. It is relatively rare. 3. Friction is more likely to cause inflammation, but the probability of developing lesions is not high. 4. If it affects daily life, it is advisable to consider remov...

[Read More] Understanding Soft Fibromas: Common Questions and Concerns


Understanding Scalp Issues: Oiliness, Hair Loss, and Dermatitis

Scalp issues Hello, I would like to ask if experiencing oily hair the day after washing and increased hair loss could be a sign of seborrheic dermatitis? Additionally, using the Flower King silicone-free shampoo causes my scalp to become red, swollen, and even painful, along with...


Dr. Wu Yuxin Reply:
Because you are experiencing hair loss, it is advisable to seek medical attention promptly, as it may not necessarily be directly related to seborrheic dermatitis or the shampoo you are using.

[Read More] Understanding Scalp Issues: Oiliness, Hair Loss, and Dermatitis


Understanding Transparent Bumps on Your Finger: Causes and Concerns

fingertip Hello Doctor, I would like to ask you about a transparent small dot I found on my right thumb. It is very small and not protruding, seeming to be under the skin, located between the fingerprints (the fingerprints are not covered and appear normal). It is not easily visi...


Dr. Wu Yuxin Reply:
It is recommended to seek medical attention for a consultation with a dermatologist, as online advice cannot resolve your issues.

[Read More] Understanding Transparent Bumps on Your Finger: Causes and Concerns


Can SUWELL Antibiotic Cause Constipation? Understanding Side Effects

The medication prescribed for folliculitis seems to cause constipation? Hello Doctor: Recently, I developed folliculitis and after visiting a dermatologist, I was prescribed antibiotics with the following medications: 1. BAKTAR 2. POTARLON TABLETS 3. SUWELL. After taking this com...


Dr. Wu Yuxin Reply:
If you are experiencing discomfort in your stomach, it is advisable to take gastric medication even if you are not currently taking any.

[Read More] Can SUWELL Antibiotic Cause Constipation? Understanding Side Effects




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