Understanding Skin Bumps: Causes and Treatments for Non-Itchy Rashes
I have developed a rash on my body that resembles mosquito bites? Since last month, I've been experiencing small bumps on my skin that resemble mosquito bites, but they are not very itchy. A few weeks ago, I visited a doctor and received medication. Although the bumps disapp...
Dr. Jiang Zheen reply Dermatology
You likely have urticaria, specifically physical urticaria, which is a rash triggered by external physical pressure on the skin. You can take oral antihistamines to alleviate the symptoms. Wishing you peace and may God bless you.[Read More] Understanding Skin Bumps: Causes and Treatments for Non-Itchy Rashes
Excessive Sweating: Causes, Treatments, and When to See a Specialist
I am a person who sweats a lot? Hello Dr. Jiang: Two years ago, I asked you about a skin issue. Thank you very much for your response and encouragement. Now I have another question to consult with you. I feel that my upper body sweats very easily, including my face, neck, armpits...
Dr. Jiang Zheen reply Dermatology
Localized hyperhidrosis can be treated, for example, excessive sweating of the hands or feet can be addressed through surgical procedures that ablate the sympathetic ganglia in the thoracic or abdominal cavity to control sweating. This is a definitive treatment option available i...[Read More] Excessive Sweating: Causes, Treatments, and When to See a Specialist
Understanding Scalp Acne: Causes, Treatments, and Prevention Tips
Please come closer, doctor? Doctor, may I ask you a question? I have developed a large number of lesions on my scalp that resemble acne. After healing, the affected areas lose a significant amount of hair. I've heard people refer to this as "scalp fungus." Is that ...
Dr. Jiang Zheen reply Dermatology
You have a stubborn deep folliculitis that may require long-term antibiotic treatment, as deep folliculitis can damage the entire hair follicle, leading to irreversible hair loss. Therefore, a more aggressive treatment approach is necessary, and you should seek treatment at a lar...[Read More] Understanding Scalp Acne: Causes, Treatments, and Prevention Tips
Understanding Skin Issues: Red Bumps on Thighs and Buttocks
Could you please specify the skin issues you are inquiring about? I would like to ask, at the beginning of this summer, I developed small red bumps on my buttocks, specifically where the buttocks connect to the thighs. Initially, there were only three to five bumps, so I didn...
Dr. Jiang Zheen reply Dermatology
I believe your assessment is correct; prolonged moisture can lead to clogged sweat pores, resulting in eczema-like changes. You can purchase a topical ointment called Rinderon V for local application. Wishing you well.[Read More] Understanding Skin Issues: Red Bumps on Thighs and Buttocks
Understanding Red, Swollen, and Painful Elbow Skin: Causes and Treatments
Redness, swelling, and tingling of the skin on the elbow? Hello Doctor: My boyfriend started experiencing unusual redness and swelling on his elbow about a week ago. It looks somewhat like an insect bite, but he has no recollection of being bitten. There are small red swollen bum...
Dr. Jiang Zheen reply Dermatology
Based on your photo, your boyfriend's skin condition is likely atopic dermatitis, which is a type of chronic eczema primarily characterized by itching. Topical corticosteroids can be applied locally, but it's important not to scratch the affected areas. Wishing you peac...[Read More] Understanding Red, Swollen, and Painful Elbow Skin: Causes and Treatments
Understanding Skin Issues on the Back: Causes and Solutions
Skin issues on the back? Both my brother and I have the same symptoms. The skin on our backs, specifically in the triangular area between the shoulders and the middle of the back, is quite rough in texture. The hair follicles in this area produce hair that is relatively coarse, n...
Dr. Jiang Zheen reply Dermatology
It may be a type of epidermal nevus, which could be related to genetics. Wishing you peace and safety.[Read More] Understanding Skin Issues on the Back: Causes and Solutions
Understanding Moles: Risks, Causes, and Prevention Tips
Mole? I have a mole on the back of my hand near the thumb joint, approximately 0.3 centimeters in diameter. It has been there since I became aware of it, and it has gradually grown and become slightly raised. What worries me is its color; I have heard that a mix of brown and blac...
Dr. Jiang Zheen reply Dermatology
Based on your description, your mole should be benign. The occurrence of moles is known only to God, just like why there are humans on Earth. Less sun exposure may reduce the occurrence of moles. To determine if there is any issue, it is best to consult a dermatologist. Wishing y...[Read More] Understanding Moles: Risks, Causes, and Prevention Tips
Comparing Treatments for Foot Sweating: Iontophoresis vs. Botox
What are the treatments for plantar hyperhidrosis? Hello Dr. Jiang, I would like to ask which treatment is more effective for foot sweating symptoms: iontophoresis or botulinum toxin injections? What is the approximate cost of iontophoresis treatment, and is the treatment proce...
Dr. Jiang Zheen reply Dermatology
Both methods have their pros and cons, but they are both symptomatic treatments. The iontophoresis method requires several weeks of continuous sessions to achieve results; it is covered by health insurance, and you can also purchase a machine to use at home. Botox injections can ...[Read More] Comparing Treatments for Foot Sweating: Iontophoresis vs. Botox
Excessive Sweating in Teens: Effective Solutions for Underarm and Back Issues
I sweat excessively! Hello, doctor: I am a high school student. I tend to sweat a lot during classes at school, and even more when I exercise. What methods can I use to improve this? Most of the sweating occurs in my armpits and on my chest and back. Thank you!
Dr. Jiang Zheen reply Dermatology
There isn't a very good solution; the best option is to change clothes frequently. You can apply antiperspirant under your arms. Wishing you safety.[Read More] Excessive Sweating in Teens: Effective Solutions for Underarm and Back Issues
Understanding Pink Bumps with Pain: Possible Skin Conditions Explained
Pink lesions with neuralgia/burning sensation? About a week ago, I noticed a pink bump on my back that looked like a mosquito bite (approximately 1.5 cm in diameter), but I didn't pay much attention to it. However, 3 or 4 days ago, I developed 2 or 3 smaller pink bumps, and ...
Dr. Jiang Zheen reply Dermatology
You may have herpes zoster, which is caused by the varicella-zoster virus. The duration of the illness is approximately 2-3 weeks and is often accompanied by neuropathic pain, as it follows the path of the nerves. It typically affects only one side of the body. If you start antiv...[Read More] Understanding Pink Bumps with Pain: Possible Skin Conditions Explained
Can Genetic Toenail Fungus Be Cured? Understanding Treatment Options
Onychomycosis I have nail fungus, which seems to be hereditary as I have had it since birth. My mother and grandfather also have it. Can this be cured?
Dr. Jiang Zheen reply Dermatology
Onychomycosis is a contagious disease, not a hereditary condition. Therefore, you should visit a dermatologist to confirm whether it is onychomycosis. Wishing you good health.[Read More] Can Genetic Toenail Fungus Be Cured? Understanding Treatment Options
Understanding Skin Reactions: Hot Showers and Eczema Explained
Skin Hello, doctor: Why does my skin become itchy after taking a hot shower? Am I allergic to hot water? Is eczema characterized by itchy, red, bumpy lesions? Thank you.
Dr. Jiang Zheen reply Dermatology
Sometimes, sensitivity can be caused by water temperature, leading to eczema, which can be itchy and often presents with a rash. If symptoms persist, please seek treatment at a dermatology clinic. Wishing you good health.[Read More] Understanding Skin Reactions: Hot Showers and Eczema Explained
Understanding Eczema: Long-Term Management and Treatment Options
Eczema Hello, my question is: I have been suffering from intertrigo for 7 years. I usually buy medication to apply, and it initially improves, but then it recurs and I can't seem to get rid of it. Eventually, I started developing it on my buttocks as well, and it's driv...
Dr. Jiang Zheen reply Dermatology
The condition you have may not be eczema, but rather a fungal infection known as tinea. It is advisable to apply antifungal medication. It is best to consult a physician for proper diagnosis and treatment. Wishing you good health.[Read More] Understanding Eczema: Long-Term Management and Treatment Options
Understanding Dark Spots on the Genitals: Causes and Concerns
On the genitals? I have several black or brown spots on my genital area. What could they be? They are not painful or itchy, and they have been there for many years. P.S. They are flat and resemble spots, not raised.
Dr. Jiang Zheen reply Dermatology
It could be a type of mole or nevus; either way, wishing you peace and safety.[Read More] Understanding Dark Spots on the Genitals: Causes and Concerns
Can I Dye My Hair with Psoriasis on My Scalp?
Can you? My scalp tends to peel, and when I previously saw a doctor, I was diagnosed with psoriasis. After applying the medication, it improved, but once I stopped using it, it came back. I’ve heard it’s difficult to treat, so I decided to ignore it. However, can I still dye my h...
Dr. Jiang Zheen reply Dermatology
Individuals with psoriasis on the scalp should avoid hair dye, as it can often exacerbate their condition. Wishing you well.[Read More] Can I Dye My Hair with Psoriasis on My Scalp?
Understanding the Differences Between Eczema and Urticaria: A Guide
Atopic dermatitis and urticaria? Hello, Dr. Jiang! I have a history of allergic conditions, including allergic rhinitis, allergic conjunctivitis, and otitis media. I also experienced atopic dermatitis as a child. Currently, my symptoms include the appearance of various-sized, hiv...
Dr. Jiang Zheen reply Dermatology
Based on your description, your condition is likely urticaria, which is defined as hives that appear and disappear within 24 hours. In contrast, atopic dermatitis generally occurs from a young age. Many cases of urticaria are triggered by food or medication, and sometimes identif...[Read More] Understanding the Differences Between Eczema and Urticaria: A Guide
Managing Sweat and Odor: Tips for Underarm and Hand Issues
Body odor and sweaty hands? I often sweat under my arms, even right after taking a shower. I wash thoroughly and use body powder, but I still have a strong odor when I sweat. My hands and feet also sweat a lot, while other areas, like my back, hardly sweat at all. What can I do t...
Dr. Jiang Zheen reply Dermatology
There are two methods: one is symptomatic treatment, which involves the topical application of antiperspirants or antibiotics. The other is a curative approach, which requires surgical removal of the axillary sweat glands. Each method has its own advantages and disadvantages. Wis...[Read More] Managing Sweat and Odor: Tips for Underarm and Hand Issues
Understanding Scabies: Causes, Symptoms, and Care Tips
How to manage scabies? Scabies is caused by an infestation of the skin by the Sarcoptes scabiei mite. The mites burrow into the skin, leading to intense itching and a rash. To care for scabies, the following steps should be taken: 1. **Medical Treatment**: Use prescription top...
Dr. Jiang Zheen reply Dermatology
In addition to applying scabicide ointment, it should be applied to the entire body below the neck once a day for 3-5 consecutive days. Additionally, undergarments should be ironed with hot water, and bedding should be exposed to sunlight. Family members who are infected should a...[Read More] Understanding Scabies: Causes, Symptoms, and Care Tips
Should I Get My Long-Standing Mole Checked After Itchy Symptoms?
Mole I have a light brown mole on my left hand that has been with me for many years. On July 2nd, it started to itch. I'm not sure if I should go to the hospital for an examination.
Dr. Jiang Zheen reply Dermatology
Please observe for another 1-2 weeks, and if the symptoms persist, consult a physician. Wishing you good health.[Read More] Should I Get My Long-Standing Mole Checked After Itchy Symptoms?
Understanding the Side Effects of Ropinirole on Sexual Function
The issue of Roupei? Hello, Doctor! I always thought that taking PrEP (PrEP is often referred to as "柔沛" in Taiwan) had no side effects for me, particularly regarding sexual function. I have been taking it for nearly four years, but recently, when I wanted to be intimat...
Dr. Jiang Zheen reply Dermatology
The side effects of Ropinirole should gradually subside. If there is no improvement after 4 months, it is advisable to consult a urologist. Wishing you good health.[Read More] Understanding the Side Effects of Ropinirole on Sexual Function