How to Disinfect Items After Hosting a Friend with Athlete's Foot?
How should items that come into contact with a person suffering from athlete's foot be disinfected? If a friend with athlete's foot visits your home, should you throw away the slippers they wore, or is there a way to disinfect and clean them? Additionally, I noticed tha...
Dr. Wu Yuxin Reply:
Clean thoroughly, wipe dry, and keep it dry.[Read More] How to Disinfect Items After Hosting a Friend with Athlete's Foot?
Understanding Melanoma: Brown Spots on the Sole of Your Foot
Melanoma Brown spots appearing on the sole of the right foot, with a flat texture and a color that is darker in the center and lighter at the edges, could be concerning. However, it is important to note that not all brown spots are indicative of melanoma. It is essential to have ...
Dr. Wu Yuxin Reply:
No lesions were observed, and it is not possible to determine the condition. If you are very concerned, please seek medical attention promptly.[Read More] Understanding Melanoma: Brown Spots on the Sole of Your Foot
Managing Painful Viral Warts: Treatment Tips and Best Practices
Viral warts with redness and swelling? 1. I have developed a viral wart on my foot and have been applying salicylic acid solution purchased from the pharmacy for almost a month. After shedding skin three to four times, there are still small black spots. Should I continue applying...
Dr. Li Yufen Reply:
Hello: 1. If there are still small black dots visible on the wart, it indicates ongoing viral infection, and treatment should continue. 2. If there is significant swelling and pain, it is recommended to pause the use of salicylic acid solution for a few days. 3. You can use steri...[Read More] Managing Painful Viral Warts: Treatment Tips and Best Practices
Persistent Wart on Foot: Concerns About Healing and Treatment Options
The viral wart has developed a blister and scab that has not fallen off for over a month, and it has only been treated with cryotherapy once? Hello Doctor, I have developed a viral wart on the sole of my left foot. Over a month ago (about 40 days ago), I underwent cryotherapy at ...
Dr. Wu Yuxin Reply:
The skin on the soles of the feet tends to shed more slowly; you can gently scrape it to check.[Read More] Persistent Wart on Foot: Concerns About Healing and Treatment Options
Understanding Joint Swelling and Numbness After Topical Ointment Use
After applying Ganderson ointment, the joint of the left foot's little toe is swollen, and the entire leg is numb? Dear Dr. Wu, I have a foreign body (fibrous splinter) near the joint of my left foot's ring toe. At the beginning of May, I went to a large hospital for a...
Dr. Wu Yuxin Reply:
1. It is impossible to determine without actually seeing the lesion. 2. You should first consult an orthopedic specialist. 3. Seek medical attention first. The subsequent questions are hypothetical.[Read More] Understanding Joint Swelling and Numbness After Topical Ointment Use
Understanding Red Spots on the Top of Your Feet: Causes and Concerns
I'm not sure why there are red spots appearing on the dorsum of my foot? This morning, I didn't have any issues, but by the evening, I noticed some scattered red spots on the top of my right foot. They are not painful or itchy. Later, I also saw a few red spots on the t...
Dr. Wu Yuxin Reply:
No lesions were observed, and it is not possible to determine the issue. If it is causing significant distress, please seek medical attention promptly.[Read More] Understanding Red Spots on the Top of Your Feet: Causes and Concerns
Understanding the Risk of HPV Infection from Contact with Warts
Contact transmission of viral warts? Hello Doctor: Last month, I noticed a white spot on the sole of my left foot. Last week, I saw a doctor who diagnosed it as a viral wart, and I am currently undergoing cryotherapy. However, I recently recalled an incident that has made me quit...
Dr. Wu Yuxin Reply:
Currently, we can only closely monitor the situation, as the incubation period can last up to two months.[Read More] Understanding the Risk of HPV Infection from Contact with Warts
Frequent Blisters on Feet: Causes and Solutions for Pain-Free Skin Issues
Frequent blisters on the soles of the feet that are not painful or itchy? Hello, doctor. I would like to ask a question. I frequently develop medium to large blisters on the soles and sides of my feet, but they are not painful or itchy. They resemble blisters caused by friction f...
Dr. Wu Yuxin Reply:
When dealing with blisters on the soles of the feet, it is important to consider conditions such as fungal infections, dyshidrotic eczema, or excessive friction. It is advisable to seek medical attention for a proper diagnosis, as the treatment methods can vary significantly.[Read More] Frequent Blisters on Feet: Causes and Solutions for Pain-Free Skin Issues
Understanding Skin Discoloration: Scars vs. Moles and Treatment Options
Skin problem consultation Dear Dr. Wu, When I was young, I injured the sole of my right foot by stepping on a nail. At that time, I was taken to a surgical clinic where the doctor treated the wound without anesthesia. I am unsure if this was too stimulating for the wound. After ...
Dr. Wu Yuxin Reply:
1. Pigmentation is different from scarring. 2. Pigmentation is different from scarring, and it rarely involves pathological issues. 3. A professional physician should evaluate it. 4. Pigmentation is different from scarring, and the treatment methods are also different.[Read More] Understanding Skin Discoloration: Scars vs. Moles and Treatment Options
Understanding Melanoma: Is My Unusual Mole a Cause for Concern?
Melanoma Doctor, I have a spot on the sole of my foot that measures about 0.5 to 0.6 cm and resembles a mole. It has been there for several years, has a smooth surface, is relatively symmetrical, and has not shown any signs of growth. However, I have never seen a mole that grows ...
Dr. Li Yufen Reply:
Hello: For a detailed introduction to melanoma, you can refer to the article on Care Online at https://www.careonline.com.tw/2017/07/melanoma.html. It is recommended to consult a nearby dermatologist to confirm the diagnosis and discuss subsequent treatment options at http://www....[Read More] Understanding Melanoma: Is My Unusual Mole a Cause for Concern?
Understanding the Risks of Athlete's Foot Transmission in Couples
Concerns about the transmission of athlete's foot? Hello, doctor. I have been experiencing itching between my toes for the past two weeks, and today I saw a dermatologist who diagnosed me with athlete's foot. I would like to ask: 1. Although my wife and I have our own i...
Dr. Li Yufen Reply:
Hello: For a detailed introduction to athlete's foot, you can refer to the article from Med's Good Friend at https://www.medpartner.club/tinea-pedis-treatment-prevention/. 1. It is recommended to avoid sharing shoes and socks. 2. Indoor slippers can be washed and dried ...[Read More] Understanding the Risks of Athlete's Foot Transmission in Couples
Understanding Black Toenails: Causes and Treatments for Your Concerns
A dark spot on the nail? Hello, doctor. I'm 16 years old, and today I noticed that the smallest toenail on my left foot is black. I've had athlete's foot since I was young, and the other toenails are normal. Only this little toenail is black, and I usually keep my ...
Dr. Li Yufen Reply:
Hello: Based solely on the textual description, it is not possible to diagnose the skin condition of nail discoloration. It could be caused by a fungal infection leading to onychomycosis, trauma resulting in subungual hematoma, or conditions such as melanonychia or melanoma. It i...[Read More] Understanding Black Toenails: Causes and Treatments for Your Concerns
Itchy Mole on the Sole: Understanding Skin Concerns and Symptoms
Mole on the sole of the foot with itching? A new mole has appeared on the sole of my foot, which has changed from a light black to a dark black over the past four months. Recently, the area about 1.5 cm next to this mole has become inflamed and itchy. After two days, the mole its...
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] Itchy Mole on the Sole: Understanding Skin Concerns and Symptoms
Urgent Foot Health: Toenail Issues and Lip Peeling Explained
The big toes (on both feet) have been swollen and painful for about half a month to a month. The nail matrix (the junction between the nail and the skin) has become flaky (and even missing in some areas). The nails have not been intentionally trimmed, but the area around the nail...
Dr. Li Yufen Reply:
Hello: It is recommended that if the skin symptoms do not improve or worsen, you should consult a dermatologist for diagnosis and treatment. Generally, they can assess multiple areas of the skin at the same time. Thank you![Read More] Urgent Foot Health: Toenail Issues and Lip Peeling Explained
Understanding Persistent Skin Issues: Red Bumps and Eczema Insights
1. Red spots on the buttocks 2. Eczema Hello, Doctor. I would like to inquire about the following two points: 1. For several years, I have had red patches on my buttocks that do not overlap but vary in size. I previously visited a gynecologist who advised me to reduce my suga...
Dr. Wu Yuxin Reply:
1. The lesion is not visible, so it is impossible to determine the issue. 2. If the lesions are only present on the soles of the feet and palms, the most likely diagnosis is dyshidrotic eczema, but it still needs to be evaluated in person for confirmation.[Read More] Understanding Persistent Skin Issues: Red Bumps and Eczema Insights
Understanding Blisters After Cryotherapy: Causes and Solutions
After cryotherapy, blisters developed and turned black the next day? Doctor, I recently underwent cryotherapy for a plantar wart on the sole of my foot. I developed a blister on the same day, but two days later, the blister has noticeably enlarged and turned completely black, and...
Dr. Wu Yuxin Reply:
It is quite common for excessive friction to cause blisters to enlarge. The darkening is likely due to microvascular rupture, which is not a cause for concern. Regular follow-up appointments are sufficient.[Read More] Understanding Blisters After Cryotherapy: Causes and Solutions
Is It a Wart, Corn, or Lipoma? Understanding Your Foot Skin Concerns
Unsure whether it is a wart, corn, or sebaceous cyst? Hello Dr. Wu: Today I discovered a black spot under the skin on the sole of my foot. It feels a bit hard when pressed and has a slight pain. When I squeezed it with my hand, it became somewhat raised and red, resembling a pimp...
Dr. Wu Yuxin Reply:
Actually, I'm still unclear about your question. Without seeing the lesion in person, it's impossible to determine the issue. If it's causing you significant distress, please seek medical attention as soon as possible. A proper examination is necessary to understan...[Read More] Is It a Wart, Corn, or Lipoma? Understanding Your Foot Skin Concerns
Understanding Athlete's Foot and Nail Fungus: Risks and Safety Tips
Athlete's foot and nail fungus? Hello, Doctor. I would like to ask you the following questions: 1. Recently, when receiving a package, I noticed that the delivery person had athlete's foot and nail fungus, and my package was placed on the footrest of the scooter. The ...
Dr. Li Yufen Reply:
Hello: 1. It is possible for the surface of cardboard boxes to temporarily harbor fungi that cause athlete's foot and nail fungus, but fungi cannot survive in a dry environment. 2. Fungi cannot penetrate cardboard and attach to the packaging of body lotions. 3. If your hands...[Read More] Understanding Athlete's Foot and Nail Fungus: Risks and Safety Tips
Understanding Cryotherapy for Viral Warts: When to Seek Further Treatment
Cryotherapy I originally had small white spots on the sole of my foot, and after seeing a dermatologist, I was diagnosed with a viral wart. I have undergone cryotherapy for three weeks, but the lesions have not fallen off. I applied a wart removal solution, and the lesions have b...
Dr. Li Yufen Reply:
Hello: If the viral wart lesions have not yet fallen off, it is still possible to return for a follow-up visit and use a surgical blade for debridement. Depending on the situation, cryotherapy may be recommended afterward. If the skin symptoms do not improve or worsen, it is advi...[Read More] Understanding Cryotherapy for Viral Warts: When to Seek Further Treatment
Managing Allergic Reactions in Cellulitis Wound Care: Key Concerns
Allergic reaction to cellulitis wound? On December 20, I was hospitalized for cellulitis in my foot and was discharged on December 25. I applied gentamicin ointment, but the wound did not heal and continued to produce serous fluid (similar to a burn wound), with redness and swell...
Dr. Wu Yuxin Reply:
1. No. 2. The treatment will depend on the underlying cause of the exudate to determine the appropriate ointment. 3. The treatment will not be effective. 4. Without observing the lesion, it is impossible to determine the specific issue.[Read More] Managing Allergic Reactions in Cellulitis Wound Care: Key Concerns