Understanding Dark Pigmentation on Toes: Causes and Concerns
Melanin deposition at the tip of the toes? Hello, Dr. Wu. I would like to ask about a long, black stripe I suddenly noticed at the tip of my toe. It is not painful, does not protrude, and seems to be beneath the epidermis. When I used nail clippers to examine it, I found that it ...
Dr. Wu Yuxin Reply:
If the lesion cannot be confirmed without direct observation, it is advisable to seek medical attention as soon as possible if it is causing significant concern.[Read More] Understanding Dark Pigmentation on Toes: Causes and Concerns
Itchy Toes: Causes, Symptoms, and Treatment Options Explained
Itchy toes? Recently, I have been experiencing itching on the tops and bottoms of my ten toes (there are no symptoms between the toes). The toes are slightly red and swollen, and the itching lasts for a while but sometimes suddenly goes away. There are no blisters or peeling. I w...
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it cannot be confirmed. If it is very concerning, it is recommended to seek medical attention as soon as possible.[Read More] Itchy Toes: Causes, Symptoms, and Treatment Options Explained
Understanding Itchy and Swollen Toes: Causes and Concerns
Skin issues Recently, my toes on both feet have been itchy and swollen. I'm not sure what the cause is; it looks like the marks from mosquito bites. Could it be from some kind of insect or flea bite? Is it contagious? Thank you.
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it cannot be confirmed. If it is very concerning, it is recommended to have a dermatologist evaluate it to determine the issue.[Read More] Understanding Itchy and Swollen Toes: Causes and Concerns
How to Identify Scabies: A Guide for Persistent Skin Itchiness
Determining whether it is scabies mites? Initially, there was itching around the navel and buttocks. After consulting three clinics, the diagnosis was dry skin, and I was prescribed medication and topical ointments. After a month of treatment, the itching persisted, and it became...
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it cannot be confirmed. If there are any concerns, it is advisable to seek medical attention as soon as possible.[Read More] How to Identify Scabies: A Guide for Persistent Skin Itchiness
Understanding Horizontal Lines and Layering in Toenails
Horizontal lines and layering of toenails? I have deep horizontal lines on both of my big toes, as shown in the image: http://imgur.com/8VriVsZ. Over time, these lines gradually move outward and exhibit a layered appearance. I would like to know what this could be. Thank you.
Dr. Wu Yuxin Reply:
It appears to be caused by trauma, with the new toenail pushing the old toenail outward. Without actually seeing the lesion, it cannot be confirmed. If there is any discomfort, it is advisable to seek medical attention promptly.[Read More] Understanding Horizontal Lines and Layering in Toenails
Understanding Ingrown Toenail Infections: Treatment and Expectations
Ingrown toenail (onychocryptosis) Hello doctor, my big toes have developed paronychia. I have been applying medication for a month at the clinic, but the area near the nail fold is still yellow. Is this normal? If I continue applying the medication, will the yellow discoloration ...
Dr. Wu Yuxin Reply:
A literal description without actually seeing the lesion cannot confirm the diagnosis; it is recommended to have a dermatologist evaluate it for accurate assessment. Paronychia can resolve in as little as three days, but it may also take up to a month to heal.[Read More] Understanding Ingrown Toenail Infections: Treatment and Expectations
Understanding Granulomas on Toes: Treatment Options and Insights
Foot granulation tissue Hello doctor, I have developed a granulation tissue on the side of my left big toe after a skin removal. I visited a surgical outpatient clinic, and the doctor said that soaking it in warm water is sufficient, and it will fall off on its own if it heals. I...
Dr. Wu Yuxin Reply:
A literal description without actually seeing the lesion cannot confirm the diagnosis; it is recommended to have a dermatologist evaluate it for accurate assessment.[Read More] Understanding Granulomas on Toes: Treatment Options and Insights
Understanding Warts Treatment: Persistent Blisters After Cryotherapy
The warts have been treated for a long time? Hello doctor, I have started treatment for warts and have undergone 6 to 7 sessions of cryotherapy. I have also been applying medication and using adhesive bandages. The warts are located on my toes, and they have recurred after the cr...
Dr. Li Yufen Reply:
Hello: It is possible to develop blisters after cryotherapy, but they typically do not persist for several weeks. It is recommended that you return for a follow-up appointment so that a dermatologist can assist you with the blister issue. Thank you![Read More] Understanding Warts Treatment: Persistent Blisters After Cryotherapy
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
Should You Remove Small Moles on Your Toes? Dermatologist Insights
Mole on the toe? I have developed two small moles with a diameter of approximately 0.1 cm under the base of my left big toe. Is it necessary to see a dermatologist for removal immediately?
Dr. Wu Yuxin Reply:
It is recommended to have a physician review it first for assessment.[Read More] Should You Remove Small Moles on Your Toes? Dermatologist Insights
Understanding Big Toe Pain: Causes and Solutions for Relief
Issues with the big toe? Hello Dr. Wu, I would like to ask you about an issue I'm experiencing. Whenever I wear shoes, regardless of the type or size, if I stand for 30 minutes or walk for 30 minutes, both of my big toes turn purple and are painful for 3 to 5 days before imp...
Dr. Wu Yuxin Reply:
It could be paronychia caused by an ingrown toenail, but based on the description alone and without seeing the lesion, it cannot be confirmed. It is advisable to have a physician examine it for a proper diagnosis.[Read More] Understanding Big Toe Pain: Causes and Solutions for Relief
Managing Recurring Peeling of Toes Due to Dyshidrotic Eczema
Recurrent peeling of the toes due to dyshidrotic eczema? I have had dyshidrotic eczema for a month! I have been continuously applying the corticosteroid ointment prescribed by my dermatologist. Although there are currently no blisters or itching, the persistent peeling of my toes...
Dr. Li Yufen Reply:
Hello: It is recommended to consult a dermatologist nearby to confirm whether the peeling is a skin manifestation of dyshidrotic eczema or if there is another fungal infection causing recurrent athlete's foot peeling. Appropriate medication can then be prescribed based on th...[Read More] Managing Recurring Peeling of Toes Due to Dyshidrotic Eczema
Understanding Nail Bed Issues: Causes of Detached Nail Edges and Discoloration
The edges of the nails are hollow? Hello, I would like to ask about my mother's fingernails. The edges of her nails feel detached from the skin, almost empty. What could be the reason for this? Additionally, her big toes appear purplish and are painful. Could this be due to ...
Dr. Li Yufen Reply:
Hello: Due to the unclear image, the most common issue with the fingernails could be a fungal infection causing onychomycosis, early nail bed separation, or other nail disorders. For the big toe, it could be due to trauma causing bruising or a fungal infection. In rare cases, it ...[Read More] Understanding Nail Bed Issues: Causes of Detached Nail Edges and Discoloration
How to Prevent and Treat Nail Fungus: Expert Advice for Healthy Nails
Onychomycosis issue? Doctor Li, what should I do if I accidentally used a nail file that was used for treating fungal nails on my healthy fingernails? Also, why is my fungal nail infection getting worse? Initially, I only had it on one toe, but now it has spread to almost all my ...
Dr. Li Yufen Reply:
Hello: For the treatment of onychomycosis (fungal nail infection), it is important to keep the feet dry and well-ventilated. If possible, minimize wearing closed shoes and opt for sandals or flip-flops instead. Apply the medication consistently every day, and it may take approxim...[Read More] How to Prevent and Treat Nail Fungus: Expert Advice for Healthy Nails
Do I Have Toenail Fungus? Understanding Symptoms and Treatment Options
My family thinks I have toenail fungus and has taken photos for evaluation? Hello Doctor, my family thinks I have onychomycosis (fungal nail infection), but I believe this is due to playing basketball, which has caused pressure and bruising on the big toes of both feet. This is t...
Dr. Li Yufen Reply:
Hello: Due to the insufficient clarity of the photo, the right big toe does not appear to be very severe. However, the left big toe nail shows signs of discoloration and thickening near the proximal edge. It is recommended to consult a dermatologist nearby to determine whether th...[Read More] Do I Have Toenail Fungus? Understanding Symptoms and Treatment Options
Understanding Persistent Itching in the Big Toe: Causes and Solutions
Itching of the toes? I have been experiencing itching in the flesh of my right big toe since childhood, and it still itches now. The appearance hasn't changed; there are no breaks in the skin, no redness or swelling, no pimples, and no peeling. Everything looks normal, but i...
Dr. Li Yufen Reply:
Hello: When the nerve cells connected to the skin are stimulated, the sensation of "itch" occurs. The irritants can be either internally generated or external. It is important to observe whether there is a history of allergic predisposition, any specific seasonal patter...[Read More] Understanding Persistent Itching in the Big Toe: Causes and Solutions
Sudden Black Spots on Toenails: Should You Worry About Melanoma?
Sudden black discoloration appears on the sides of the toenails? Recently, I suddenly noticed a black area on my big toe, along with a black spot, and both of my big toes have this condition—left foot on the left side and right foot on the right side. I am very worried that it mi...
Dr. Wu Yuxin Reply:
Why are you so afraid? Why not seek medical attention quickly?[Read More] Sudden Black Spots on Toenails: Should You Worry About Melanoma?
Understanding Athlete's Foot: Symptoms, Treatment, and Contamination Risks
Regarding athlete's foot? Dear Dr. Wu, Today, I noticed an itchy sensation between my right toes, and upon closer inspection, I found that the skin between my toes is broken. This may be due to frequent washing of my feet, leading to excessive moisture. I would like to ask ...
Dr. Wu Yuxin Reply:
1. It is possible. 2. It is possible. 3. Mold is present in the environment and in the air, and it cannot be completely eliminated. 4. Not necessarily; there are other conditions such as humidity and temperature. 5. No, as long as the immune system is functioning normally...[Read More] Understanding Athlete's Foot: Symptoms, Treatment, and Contamination Risks
Can Warts Spread to Genitals from Touching Infected Areas?
Genital warts caused by the human papillomavirus (HPV) can have various impacts on individuals. They may cause physical discomfort, emotional distress, and can affect sexual relationships. Additionally, certain strains of I would like to ask if I have a wart between my toes, and ...
Dr. Li Yufen Reply:
Hello: Viral warts are a type of skin growth caused by human papillomavirus (HPV) infection, which can be transmitted through contact to the skin or mucous membranes. Genital warts, which occur around the genital or anal areas, are commonly referred to as "cauliflower."...[Read More] Can Warts Spread to Genitals from Touching Infected Areas?
Concerns About Black Moles on Feet: Should You Seek Medical Advice?
Concerns about a black mole between the sole and the big toe? Hello Dr. Wu, - Description of the condition - I have a black mole approximately 0.4 mm in size on the sole of my right foot; on the left foot, there is a black mole about 0.2 mm in size between the ring and little to...
Dr. Wu Yuxin Reply:
"Malignant melanoma mostly arises spontaneously, with only a few cases developing from pre-existing moles." This statement addresses everything. Generally, it is recommended to closely monitor moles on the soles of the feet that are larger than 6mm; however, this does n...[Read More] Concerns About Black Moles on Feet: Should You Seek Medical Advice?