Infection, Dermatology FAQ - Page 29

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Understanding Peeling Skin on the Penis: Causes and When to Seek Help

The foreskin may peel? Hello, Dr. Wu. After masturbation or sexual intercourse, the outer skin of my genitals becomes red and feels bruised. Then, after two to three days, it starts to peel. When I shower, I can rub off the flakes like exfoliating dead skin, but it still hurts a ...


Dr. Wu Yuxin Reply:
A literal description cannot confirm the diagnosis without actually seeing the lesion. It is recommended to have a dermatologist evaluate it for proper assessment.

[Read More] Understanding Peeling Skin on the Penis: Causes and When to Seek Help


Understanding Cryotherapy for Viral Warts: Key Questions Answered

Cryotherapy 1. After each cryotherapy session for viral warts, should I wait for the scab to fall off before undergoing a second treatment? 2. If I receive cryotherapy every week, but the scab has not yet fallen off before the next treatment, will this affect the effectiveness?...


Dr. Wu Yuxin Reply:
1. In principle, yes. 2. If it has fallen out or is cut off with scissors, the results are better. 3. There is no need to apply a bandage unless there is a wound.

[Read More] Understanding Cryotherapy for Viral Warts: Key Questions Answered


Managing Folliculitis on Scalp and Face: Treatment Options Explained

Folliculitis on the scalp and face? Doctor, I have been experiencing severe folliculitis on my scalp recently. Will using Renshan Lishu help improve this condition? Also, regarding the acne on my face, can I use the Dermalean Gel and Azelaic Acid that the doctor prescribed for a ...


Dr. Wu Yuxin Reply:
Renshan Lishu is more suitable for infections caused by Malassezia yeast. Dermalean gel is used for treating acne and should only be applied when there are new lesions. Azelaic acid can be used as long as it is not irritating, and there are generally no significant issues with lo...

[Read More] Managing Folliculitis on Scalp and Face: Treatment Options Explained


Understanding Scabies and Pubic Lice: Symptoms, Treatments, and Concerns

Regarding scabies or pubic lice? Hello, doctor. I previously had scabies, and after treatment, I confirmed that there are no more mites on my body (I stopped medication for two weeks, and there are no symptoms in areas prone to infection like my fingers and belly button). However...


Dr. Li Yufen Reply:
Hello: For information on pubic lice and scabies, you can refer to the articles on the Dermatology Expert Health Network: pubic lice http://www.drskincare.com.tw/Qa/Detail.aspx?ID=117 and scabies http://www.drskincare.com.tw/Qa/Index.aspx?CID=15. Generally, pubic lice do not dire...

[Read More] Understanding Scabies and Pubic Lice: Symptoms, Treatments, and Concerns


Can Freezing Treatment Completely Eliminate Viral Warts?

Can viral warts be completely eradicated? I started cryotherapy for viral warts on September 3rd, with 5 or 6 on the soles of my feet and 1 on my index finger. I have been undergoing treatment once a week for a total of 9 sessions, but I still haven't healed. Is this taking ...


Dr. Wu Yuxin Reply:
Due to the continuous infections, it is essential to pursue aggressive treatment. With sufficient aggressive treatment and patience, it is certainly possible to achieve a cure.

[Read More] Can Freezing Treatment Completely Eliminate Viral Warts?


Understanding Red Bumps and Itching in the Pubic Area: Eczema or Something Else?

There are rashes with hair growth in the genital area? Hello, around mid-August, I noticed a small red rash in the hair-bearing area of my genital region. At first, I didn't pay much attention to it, but it started to become increasingly itchy, and I kept scratching it. Unfo...


Dr. Wu Yuxin Reply:
Eczema, fungal infections, and parasitic infections are all possible. Without actually seeing the lesions, it is not possible to confirm the diagnosis. It is recommended to have a dermatologist evaluate the condition for accurate assessment.

[Read More] Understanding Red Bumps and Itching in the Pubic Area: Eczema or Something Else?


Understanding Common Warts: Treatment, Transmission, and Prevention

Regarding common warts? I have a common wart on my right middle finger, and I received cryotherapy from a dermatologist five days ago. Initially, I thought it was a corn, and I misunderstood it for two to three months. How long can the virus survive on objects that I have touched...


Dr. Li Yufen Reply:
Hello: Regarding the introduction of viral warts, you can refer to the Dermatology Expert Health Network at http://www.drskincare.com.tw/Qa/Index.aspx?CID=141. Generally, viruses are intracellular parasites, so they can survive for a very short time outside of living cells. 2. Fo...

[Read More] Understanding Common Warts: Treatment, Transmission, and Prevention


Understanding Nail Defects: Causes, Symptoms, and Treatment Options

The defects in the fingernails are becoming increasingly severe (deeper)? Hello Doctor: The link contains photos of the current condition of my nails http://imgur.com/HsM2A1P. Both hands have the same issue, and as the defect deepens, there is a stabbing pain. I have seen a docto...


Dr. Li Yufen Reply:
Hello: General fungal infections can cause onychomycosis (fungal nail infection). Since nails grow slowly, treatment with topical medications may need to be continued for several months. In daily life, it is advisable to minimize exposure to water and cleaning agents, and to keep...

[Read More] Understanding Nail Defects: Causes, Symptoms, and Treatment Options


Can I Use Fucidic Acid and Gentamicin Together for Skin Infections?

Can Fuzheng Jingshen be used simultaneously with Pseudomonas aeruginosa? Hello Dr. Wu, I would like to ask about a chronic wound on the dorsum of my foot caused by my weight. After long-term treatment, it has been gradually improving, but recently I noticed a painful area on th...


Dr. Wu Yuxin Reply:
In principle, it is possible.

[Read More] Can I Use Fucidic Acid and Gentamicin Together for Skin Infections?


Understanding Persistent Growths Between Fingers: Causes and Treatments

Interdigital fibroma Hello Dr. Lee: I have growths appearing in the webbing of all ten fingers. I have consulted several doctors, and each initially suspected a viral wart infection, but later concluded it was not the case. The growths completely disappear after cryotherapy or be...


Dr. Li Yufen Reply:
Hello: Based solely on the textual description, it is not possible to directly determine the type of skin disease. If the condition persists, it is advisable to consult a dermatologist nearby for a definitive diagnosis, assess whether a biopsy is necessary to determine the cause,...

[Read More] Understanding Persistent Growths Between Fingers: Causes and Treatments


Dealing with Persistent Warts: Effective Treatments and Prevention Tips

Annoying warts, oh no! Hello, doctor. In May and June of this year, I noticed several small bumps on the side of my neck (in the area of the lymph nodes). At first, I thought they were pimples, so I ignored them. However, after two months, they were still there, so I went to see ...


Dr. Li Yufen Reply:
Hello: Regarding the causes and treatment of viral warts, you can refer to the article on the Dermatology Expert Health Network at http://www.drskincare.com.tw/Qa/Detail.aspx?ID=52. Whether scarring occurs after electrosurgery is related to individual constitution and postoperati...

[Read More] Dealing with Persistent Warts: Effective Treatments and Prevention Tips


How to Care for a Blister After Wart Treatment on Your Foot?

The issue of warts? I have a wart on the sole of my foot behind my little toe. I applied a wart treatment liquid from the brand "Kedou" for two days, which resulted in a large blister about two centimeters long. The blister has burst, but I noticed that the wart is stil...


Dr. Li Yufen Reply:
Hello: If the blister wound is still present, the wart treatment solution should be temporarily discontinued. You can follow general wound care practices by using povidone-iodine and saline for disinfection, and applying an antibacterial ointment to prevent infection. Once the wo...

[Read More] How to Care for a Blister After Wart Treatment on Your Foot?


Blackened Skin and Pus Near Toenail: What You Need to Know

There is some darkening and pus formation next to the toe? Initially, a nail pierced the flesh beside it. After cutting it off, I thought it was fine, but a few days ago, I started feeling a lot of pain. When I slightly pulled the flesh apart, some yellowish fluid oozed out, so I...


Dr. Li Yufen Reply:
Hello: If your condition does not improve, it is recommended that you consult a dermatologist nearby for a diagnosis. You may start with oral medications and local wound care, and then observe the situation; surgery may not be immediately necessary. Thank you!

[Read More] Blackened Skin and Pus Near Toenail: What You Need to Know


Understanding Scabies: Infection Risk for Caregivers Explained

Scabies issues? I have been caring for a patient with scabies for almost a month, and I currently have no symptoms. I would like to know what my risk of infection is.


Dr. Li Yufen Reply:
Hello: Scabies is a contact-transmitted disease. It is recommended that you practice contact isolation when caring for patients with scabies. If there are any abnormalities on the skin, seek medical treatment promptly. Thank you!

[Read More] Understanding Scabies: Infection Risk for Caregivers Explained


Understanding Thickened Nails: Causes and Treatment Options

Nail Hello Dr. Lee: I previously had a friend who got his hand caught in a door, and when his nail grew back, it became very thick. He followed someone else's advice and used a nail file to grind down the nail until it was almost to the point of bleeding. However, the nail s...


Dr. Li Yufen Reply:
Hello: I suggest that your friend consult a nearby dermatologist to determine whether the nail deformity is due to trauma, a fungal infection causing thickening, or another condition. Treatment should be based on the diagnosis. Thank you!

[Read More] Understanding Thickened Nails: Causes and Treatment Options


Dealing with Plantar Warts: Treatment Tips and Sweat Concerns

Plantar warts issue? Hello, Doctor: I would like to ask about warts on the sole of my foot that have not improved despite treatment for a while. Especially during the summer, my foot is never dry, and the warts keep spreading. Is this related to my tendency to sweat a lot from my...


Dr. Wu Yuxin Reply:
Excessive foot sweating can lead to skin damage, making it easier for infections to spread. Active treatment is necessary to prevent further dissemination.

[Read More] Dealing with Plantar Warts: Treatment Tips and Sweat Concerns


Understanding Nail Thickening and Deformation: Causes and Solutions

Nail deformity and thickening? Hello, my left pinky finger has thickened and deformed nails, and the nail grows very slowly. Previously, I had athlete's foot between my left foot's pinky toes, but after seeing a doctor and using medication, ointments, and washes, the at...


Dr. Li Yufen Reply:
Hello: Based on the photo, a fungal infection causing onychomycosis cannot be ruled out. Repeated trauma from pressure may provide an opportunity for the fungus to thrive. It is recommended that you return for a follow-up appointment to confirm the diagnosis and discuss treatment...

[Read More] Understanding Nail Thickening and Deformation: Causes and Solutions


Red Rash After Intimacy: Is It an STD or Allergic Reaction?

I'm not sure what this is. It appeared after engaging in sexual intercourse? I got drunk that day and had sexual relations with a friend. Later, when I went home to sleep, I noticed coin-sized red rashes on the inner thighs and around my buttocks. There were about three of t...


Dr. Li Yufen Reply:
Hello: Common sexually transmitted infections typically do not manifest symptoms within just a few hours. If you still have skin issues, it is advisable to consult a nearby dermatologist or urologist for an accurate diagnosis. Thank you!

[Read More] Red Rash After Intimacy: Is It an STD or Allergic Reaction?


Understanding the Link Between Foot Sweat and Viral Warts

Foot sweat and viral warts? Hello, I would like to ask about my situation. I tend to have sweaty feet, and during the summer, my soles are always damp, making it difficult for me to wear sandals. I feel more comfortable wearing socks. I've been treating a viral wart for almo...


Dr. Li Yufen Reply:
Hello: Skin that is frequently exposed to a moist environment can make viral warts more difficult to treat. It is recommended to keep the feet dry and well-ventilated, and to minimize wearing closed shoes. If necessary, opt for moisture-wicking socks and change them frequently. C...

[Read More] Understanding the Link Between Foot Sweat and Viral Warts


Can Eating Food Near Warts Spread Infection to the Esophagus?

Warts are not ingested with food? Can a viral wart on my finger infect my esophagus if I touch food? The doctor said it seems to be healing, but I am still applying the wart treatment solution, which has made the skin appear white. Today, while eating, a grain of rice fell next t...


Dr. Wu Yuxin Reply:
It may be necessary to observe for a period of time, as cases arising from this situation are extremely rare.

[Read More] Can Eating Food Near Warts Spread Infection to the Esophagus?


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