Understanding Raised Black Spots at the Base of the Penis: What You Need to Know
There are raised black spots at the base of the penis? Hello Dr. Wu, I recently discovered a raised black spot at the base of my penis, but I'm not sure if it has been there before. It is not painful or itchy, and I don't feel anything when I touch it. Is it normal to h...
Dr. Wu Yuxin Reply:
Medical regulations state that "a physician must personally examine a patient before providing treatment or prescribing medication..." Therefore, online diagnosis is also not permissible. If you are experiencing significant distress, it is advisable to seek medical atte...[Read More] Understanding Raised Black Spots at the Base of the Penis: What You Need to Know
Can You Swim with Eczema on Your Fingers? Expert Advice
Can I swim with eczema on my fingers? I have been experiencing eczema on my fingers for a while now, and it occurs every year. I once consulted a doctor who prescribed Betamethasone ointment. Each time I applied it, the condition improved, but after stopping the medication, the e...
Dr. Wu Yuxin Reply:
You should consult your attending physician about this issue, as they are the most familiar with your condition.[Read More] Can You Swim with Eczema on Your Fingers? Expert Advice
Understanding Flat Red Dots on Skin: Causes and Concerns
[Question] Painless, non-itchy, non-fading red spots? Hello doctor, I have scattered flat red spots on my arms, but not on my legs. The red spots are the size of a pin, approximately 0.03 inches, and they appear more red when pressed. When I prick them with a needle, they don...
Dr. Wu Yuxin Reply:
The medical regulations state that "a physician must personally examine a patient before providing treatment or prescribing medication..." Therefore, online diagnosis is also not permitted. If you are experiencing significant distress, it is advisable to seek medical at...[Read More] Understanding Flat Red Dots on Skin: Causes and Concerns
Understanding Gamma-BHC: Daily Use and Effectiveness for Scabies Treatment
Gamma-BHC (Benzene hexachloride) After the consultation, the doctor prescribed three tubes of Gamma-BHC (Scabicide) and three tubes of Amcinonide. I am unsure how to use them, so I called the outpatient department, and the doctor said to apply them daily until the follow-up appoi...
Dr. Li Yufen Reply:
Hello: Regarding the treatment of scabies, you can refer to the article on the Dermatology Expert Health Network at http://www.drskincare.com.tw/Qa/Detail.aspx?ID=50. It is generally recommended to apply the medication evenly to the skin from the neck down in one application, and...[Read More] Understanding Gamma-BHC: Daily Use and Effectiveness for Scabies Treatment
Understanding Persistent White Bumps on Skin: Causes and Treatments
Acne issues I'm not sure if this counts as acne. I usually don't have a tendency to break out, just 1 or 2 pimples before my period that clear up quickly. However, recently I've been noticing many small, slightly raised white spots on my face. When squeezed, they r...
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is impossible to determine the issue. If it is very concerning, please seek medical attention as soon as possible. A proper examination is necessary to understand the problem and to address it appropriately.[Read More] Understanding Persistent White Bumps on Skin: Causes and Treatments
Post-Herpetic Neuralgia: Managing Pain and Sensation Loss After Shingles
Postherpetic neuralgia on the face? Hello, Doctor. I was diagnosed with shingles 15 days ago and took antiviral medication for seven days. My facial blisters have almost healed, so the doctor did not prescribe any more antiviral medication. However, the skin on the right side of ...
Dr. Li Yufen Reply:
Hello: Postherpetic neuralgia can sometimes persist for a period of time. It is advisable to take high doses of B vitamins to help repair the nerves, along with ensuring adequate nutrition and sleep. Additionally, it is recommended to continue follow-up visits to adjust the dosag...[Read More] Post-Herpetic Neuralgia: Managing Pain and Sensation Loss After Shingles
Understanding a Small Bump on the Foreskin: Causes and Solutions
There is a growth on the foreskin? Hello Doctor: I recently noticed a small protrusion on my foreskin while showering. It is not painful or itchy, and is slightly smaller than a grain of rice. Could you please help me understand what this symptom might be? What would you recommen...
Dr. Wu Yuxin Reply:
The Medical Act stipulates that "a physician shall not provide treatment or prescribe medication without personally examining the patient," and therefore, online diagnosis is also not permitted. If you are experiencing significant distress, it is advisable to seek medic...[Read More] Understanding a Small Bump on the Foreskin: Causes and Solutions
Consultation on Hair Loss Medications: Options and Recommendations
Consultation for Hair Loss Medications Hello, doctor. I have a family history of male pattern baldness and I am currently 31 years old. I have been taking 1/4 of a Finasteride tablet daily for a year, and I have noticed a significant amount of new hair growth, but I am still not ...
Dr. Wu Yuxin Reply:
I'm sorry, but without seeing the patient, I cannot provide any recommendations.[Read More] Consultation on Hair Loss Medications: Options and Recommendations
What Do Three Small Black Dots on Your Neck Indicate?
What are the three small black spots on my neck? Hello, doctor! I found three small black spots on my neck; what could they be? Additionally, there is a slightly different raised area on my buttocks; what could be the issue?
Dr. Wu Yuxin Reply:
Medical regulations state that "a physician must personally examine a patient before providing treatment or prescribing medication," and therefore, online diagnosis is not permissible. If you are experiencing significant distress, it is advisable to seek medical attenti...[Read More] What Do Three Small Black Dots on Your Neck Indicate?
Understanding Flat Warts: Healing, Treatment, and What to Expect
Flat warts Hello doctor, I would like to ask about flat warts. After electrosurgery, although the scab has fallen off, the area is still red and feels bumpy to the touch. Does this mean the treatment was not effective? Should I apply any medication, or will it resolve on its own?
Dr. Wu Yuxin Reply:
I cannot identify the lesion, so I cannot determine the issue. You should consult your attending physician, as they are most familiar with your condition.[Read More] Understanding Flat Warts: Healing, Treatment, and What to Expect
Understanding Long-Term Oral Antibiotic Use and Skin Health
Oral antibiotic administration? I would like to ask the doctor, I previously saw on a specific website that long-term use of oral antibiotics can affect the skin microbiome balance, making the skin more susceptible to infections such as folliculitis. What is considered "long...
Dr. Li Yufen Reply:
Hello: The duration of antibiotic use depends on the condition of the body’s infection, and the duration varies for infections in different locations. It is recommended that you return for a follow-up appointment to discuss with your physician whether you need to continue taking ...[Read More] Understanding Long-Term Oral Antibiotic Use and Skin Health
Understanding Fifth Disease: Symptoms, Duration, and Contagion Concerns
Infectious erythema Hello, Dr. Wu. My daughter is 5 years old. On September 29, we suddenly noticed red spots on her face, arms, legs, back, and buttocks. These spots are not raised, do not itch, and she has no fever. We took her to the first clinic, and the doctor said it was al...
Dr. Wu Yuxin Reply:
Without seeing the lesion, it is difficult to determine the issue. For this matter, you should consult the child's attending physician, as they are the most familiar with the condition.[Read More] Understanding Fifth Disease: Symptoms, Duration, and Contagion Concerns
Post-Operative Care for Plantar Warts Removal: Essential Guidelines
Surgical excision of plantar warts? Hello, Doctor. I would like to ask about the post-operative care procedure following the excision of a plantar wart. Approximately 10 hours after the surgery, I removed the gauze that was covering the lesion (I felt it was uncomfortable being t...
Dr. Wu Yuxin Reply:
General surgery does not always require antibiotics for bacterial infection prevention. For other concerns, you should consult your attending physician, as they are most familiar with your condition.[Read More] Post-Operative Care for Plantar Warts Removal: Essential Guidelines
Understanding Gray Bumps on the Foreskin: Causes and Solutions
Prepuce issues I have developed small grayish bumps on the right side of my foreskin. They are not painful or itchy, and I first noticed them about two weeks ago. I had previously visited a sex worker, but I used a condom during intercourse. However, I did have unprotected oral s...
Dr. Wu Yuxin Reply:
No lesions were observed, and it is not possible to determine the issue. If you are very concerned, please seek medical attention promptly.[Read More] Understanding Gray Bumps on the Foreskin: Causes and Solutions
Understanding Red Bumps on the Penis: Is It Acne or Something Else?
Pearly penile papules In the past week or two, I developed red, swollen bumps on my penis that looked like pimples. I went to a dermatologist, and they were able to extract pus from them. After taking medication for over a week, I thought it had cleared up, but they reappeared. C...
Dr. Li Yufen Reply:
Hello: Based on the description, the presence of pus suggests that it is more likely a bacterial infection causing folliculitis, a boil, or a carbuncle. It is recommended to return for follow-up treatment. Thank you![Read More] Understanding Red Bumps on the Penis: Is It Acne or Something Else?
Callus or Wart: Understanding Your Foot Skin Issues
Is it a cocoon or a chrysalis? Hello, Doctor. I have a question. I used to wear high-heeled shoes, but for the past year, I have switched to flat shoes. I have a tendency to develop cracks on the soles of my feet. About six months ago, I noticed a small, 0.2 cm hard bump on the h...
Dr. Li Yufen Reply:
Hello: Based solely on the textual description, it is not possible to definitively diagnose whether it is a viral wart or a corn/callus-related keratotic lesion. For differential diagnosis between viral warts and corns, you can refer to the article on the Dermatology Expert Healt...[Read More] Callus or Wart: Understanding Your Foot Skin Issues
Managing Skin Allergies During Menopause: Symptoms and Treatments
Skin allergy Hello Dr. Wu! I have been experiencing menopause for the past two years, and my skin has also shown some issues. My cheeks tend to flush by the afternoon, which I didn't find unusual, but in the past six months, I've started to develop one or two red papule...
Dr. Wu Yuxin Reply:
Rosacea and seborrheic dermatitis can be clinically differentiated. Without observing the lesions, it is not possible to determine the exact issue. Any subsequent discussions will be hypothetical. If you are experiencing significant distress, please seek medical attention promptl...[Read More] Managing Skin Allergies During Menopause: Symptoms and Treatments
Understanding Treatment Options for Viral Warts on Toes: Expert Insights
May I ask the doctor? Dear Dr. Wu, I would like to ask about my father's condition. Recently, he has developed thick calluses on the outer sides of both big toes, and the skin on the big toes appears somewhat rough. A dermatologist diagnosed it as a viral wart and recommend...
Dr. Wu Yuxin Reply:
1. The combination of cryotherapy and wart treatment solution yields the best results. 2. The principles of new and old treatments remain the same. 3. It is likely that too much wart treatment solution was applied, causing it to spread to normal tissue. 4. You can try gentl...[Read More] Understanding Treatment Options for Viral Warts on Toes: Expert Insights
Understanding Vitiligo Diagnosis: The Role of Wood's Lamp and Biopsy
Diagnosis of vitiligo? Hello, my face started showing white patches about two months ago. I have seen several doctors, and the answers I received were quite different: 1. It might be due to previous eczema causing damage to the melanocytes, and it should gradually return to norma...
Dr. Wu Yuxin Reply:
Most cases of vitiligo are diagnosed clinically, and a biopsy is only performed if there are concerns.[Read More] Understanding Vitiligo Diagnosis: The Role of Wood's Lamp and Biopsy
Understanding Nail Issues: From Ingrown Nails to Fungal Infections
Onychomycosis (fungal nail infection) and polyp? Hello doctor, I have been suffering from ingrown toenails for many years. I have undergone multiple surgeries and have had my big toenail removed. The nail that grew back is crooked and has become infected with onychomycosis. Recen...
Dr. Li Yufen Reply:
Hello: It is not possible to accurately diagnose skin diseases based solely on a textual description. Some cases of paronychia may present with protruding granulation tissue, which can easily bleed upon contact. Additionally, treating onychomycosis may require the continuous appl...[Read More] Understanding Nail Issues: From Ingrown Nails to Fungal Infections