Could It Be an Allergy? Understanding Skin Reactions After Eating
Is it an allergy? In the morning, I had Vietnamese cuisine, and by the afternoon, I noticed small red spots on both sides of my neck. They are not itchy or painful.
Dr. Li Yufen reply Dermatology
Hello: In general food allergies, the rash tends to be more widespread. If it is limited to the neck, then contact dermatitis should be considered as a possibility. Thank you![Read More] Could It Be an Allergy? Understanding Skin Reactions After Eating
Understanding Recurring Skin Redness: Causes and Solutions
Redness/short-term/not itchy or painful? Hello, Doctor. The skin on my right cheekbone becomes red and swollen, about 1.5 cm in size, starting around 10 PM every night. It is neither painful nor itchy, and it disappears after I wake up during the day. This has been ongoing for th...
Dr. Li Yufen reply Dermatology
Hello: Based on the description, if the skin lesions disappear after one night, it is more indicative of urticaria, as eczema lesions typically persist. For information on chronic urticaria, you can refer to the educational article from the Dermatology Department of National Taiw...[Read More] Understanding Recurring Skin Redness: Causes and Solutions
Sudden Swelling on Right Side of Lower Lip: Causes and Concerns
The right side of the lower lip suddenly swelled up? I saw the doctor yesterday and was diagnosed with a gastrointestinal flu, and I had a slight fever. This morning, out of habit, I bit off the dead skin on my lips, and in the afternoon, I noticed it became swollen. Is it becaus...
Dr. Li Yufen reply Dermatology
Hello: It is generally advised not to bite the skin on your lips to avoid creating small wounds, as there are many bacteria in the oral cavity. If your immune system is compromised, this could lead to a bacterial infection. Additionally, when the body's resistance is lowered...[Read More] Sudden Swelling on Right Side of Lower Lip: Causes and Concerns
Understanding Anal Warts: Treatment Options and Prevention Tips
Anal warts Doctor, may I ask, I have genital warts in my anal area. After my first cryotherapy treatment, can I start applying the medication prescribed by the doctor right away? I am really afraid of transmitting it to my family; how can I prevent that? After two cryotherapy tre...
Dr. Li Yufen reply Dermatology
Hello: For a detailed introduction to cauliflower (condyloma), you can refer to the educational article from the Dermatology Department of National Taiwan University Hospital at https://www.ntuh.gov.tw/derm/healthcareCenter/healthCenter/菜花.aspx. If you are unsure about the medica...[Read More] Understanding Anal Warts: Treatment Options and Prevention Tips
Enlarged Blue Mole on Buttocks: Should You Be Concerned?
The blue mole on the buttock has enlarged? A blue mole on the buttocks that has gone unnoticed, now enlarged (approximately 10mm) and raised, feels firm to the touch. Should I consider having it removed? Is there a possibility that it could be cancerous?
Dr. Li Yufen reply Dermatology
Hello: If a pigmented mole on the skin enlarges rapidly within a short period and changes in appearance, it is advisable to consult a dermatologist nearby for a visual examination to determine if a biopsy is necessary. Thank you![Read More] Enlarged Blue Mole on Buttocks: Should You Be Concerned?
Understanding HPV Viral Load: Concerns and Management Strategies
Concern about the viral load of HPV? I had my last treatment three months ago using a topical medication from a dermatologist to remove lesions. After the treatment, there were no visible lesions, and my viral load was 10,000 for type 16. Now, three months later, there are still ...
Dr. Li Yufen reply Dermatology
Hello: When the viral load decreases, the chances of recurrence are lower. However, if the body's immune system weakens, the viral load may increase. Probiotics currently have significant benefits for allergies, but they are not effective for everyone. It is important to mai...[Read More] Understanding HPV Viral Load: Concerns and Management Strategies
Understanding Nodules on the Scrotum: Scabies or Other Causes?
There are nodules on the skin? I went to see a dermatologist because I had several nodules on my scrotum that were itchy. The doctor took a quick look and immediately said it was a scabies infection. I would like to know if nodules on the scrotum are definitely a sign of scabies,...
Dr. Li Yufen reply Dermatology
Hello: The presence of nodules on the scrotum may be due to scabies infection, but it could also simply be a common rash, scrotal calcification, or scrotal tumors. If there are doubts about the diagnosis, you may seek a second opinion from another dermatologist nearby. For inform...[Read More] Understanding Nodules on the Scrotum: Scabies or Other Causes?
Shingles in Adults: Safety Tips for Contact with Young Children
Shingles Hello, doctor: I would like to ask if an adult with shingles (located on the lower back and buttocks) should avoid contact with young children (one year old and six months old). Should the clothing of a shingles patient be washed separately, even from other adults' ...
Dr. Li Yufen reply Dermatology
Hello: Regarding the introduction of shingles, you can refer to the article on the Dermatology Expert Health Network at http://www.drskincare.com.tw/Qa/Detail.aspx?ID=30. Shingles is caused by the reactivation of the varicella-zoster virus, which can be transmitted to others, lea...[Read More] Shingles in Adults: Safety Tips for Contact with Young Children
Is Shingles a Sign of HIV? Understanding Your Symptoms and Concerns
I have shingles; could it be HIV? A few days ago, I developed an unknown lesion under my armpit. After seeing a dermatologist, I was diagnosed with shingles. Is this a precursor to HIV? I often feel fatigued (I usually stay up late studying, but even during winter break when I ra...
Dr. Li Yufen reply Dermatology
Hello: Regarding the introduction of shingles, you can refer to the article on the Dermatology Expert Health Network at http://www.drskincare.com.tw/Qa/Detail.aspx?ID=30. Shingles is not a precursor to HIV; however, individuals with HIV may experience shingles more frequently due...[Read More] Is Shingles a Sign of HIV? Understanding Your Symptoms and Concerns
Why Are My Toenails Not Growing? Common Causes and Solutions
The toenail is not growing? Hello, doctor: I used to trim my nails every 2-3 days, and my fingers are normal, but at least five of my toenails have not grown for the past five years, and there are no abnormalities in the shape of the toenails. I would like to know what might be g...
Dr. Li Yufen reply Dermatology
Hello: The growth area of the nails is the nail matrix located beneath the skin at the back of the nail. The rate of growth can vary due to factors such as age, metabolic rate, and season. If the nail matrix is affected by external trauma, nutritional deficiencies, diseases, infe...[Read More] Why Are My Toenails Not Growing? Common Causes and Solutions
Can You Use Fugi Cream for Acne and Eye Allergies?
Skin issues Hello, pharmacist: I recently visited a dermatologist and was prescribed a jar of Yuanyuan's Fugi ointment. However, I have allergies around my eyes. I would like to ask the doctor if Fugi ointment can be applied to acne and the areas affected by eye allergies? T...
Dr. Li Yufen reply Dermatology
Hello: Fugi cream is an antibiotic ointment that can kill bacteria, but it is not effective for allergies. If acne is inflamed or has pus, or if there are wounds after squeezing acne, a thin layer can be applied. Thank you![Read More] Can You Use Fugi Cream for Acne and Eye Allergies?
Understanding Red Rashes on Fingers: Causes and Concerns
Rash inquiry Hello Doctor: Over the past month or two, I have noticed that my fingers occasionally develop small red rashes, but they do not appear on the joints; they are located on the sides of the fingers and not on the palms. There are not many of them, and they are not itchy...
Dr. Li Yufen reply Dermatology
Hello: If there are red rashes only on the sides of the hands, and if there are small blister-like lesions underneath, the most common condition is dyshidrotic eczema, which is a type of hand eczema. Additionally, due to frequent exposure to water, detergents, and other irritants...[Read More] Understanding Red Rashes on Fingers: Causes and Concerns
Understanding Condyloma Acuminatum: A Pathology Report Analysis
Pathological Slide Report of Cauliflower Disease Hello, Doctor. It is like this: three weeks before my delivery, my obstetrician informed me that I had condyloma acuminatum, which shocked us as we had been living a completely monogamous life. Afterwards, my husband and I consulte...
Dr. Li Yufen reply Dermatology
Hello: Pathological diagnosis: condyloma acuminatum, commonly known as genital warts or cauliflower warts. The pathological description includes koilocytosis, which is a common cytopathic effect associated with viral infections. Thank you![Read More] Understanding Condyloma Acuminatum: A Pathology Report Analysis
Understanding the Cause of a Line in Your Fingernail: A Dermatology Perspective
There is a line in the nail? It seems that there is a strip of skin growing inside the nail of your thumb, extending from the base of the nail towards the tip, with a brown line on top. Sometimes it doesn't cause any sensation, but at other times, it can be very painful if a...
Dr. Li Yufen reply Dermatology
Hello: Based solely on the textual description, it is not possible to accurately diagnose a skin condition. A black straight line on the nail is most commonly associated with longitudinal melanonychia, which typically does not cause discomfort. I recommend that you consult a near...[Read More] Understanding the Cause of a Line in Your Fingernail: A Dermatology Perspective
Unexplained Nail Loss: Causes and When to Seek Dermatological Help
Nail shedding without apparent cause? Nails grow out and eventually fall off on their own after a period of time, without pain, and this is happening to more than one finger. It has been occurring for a while, and I am unsure if there is any underlying issue.
Dr. Li Yufen reply Dermatology
Hello: There are many causes that can lead to nail loss, including underlying diseases, infections, nutritional deficiencies, and external irritants. It is recommended to consult a nearby dermatologist to assess the current condition of your nails and determine if further examina...[Read More] Unexplained Nail Loss: Causes and When to Seek Dermatological Help
Understanding Children's Nail Issues: Is It Nail Fungus or Something Else?
Can you help me check my child's nails? Is this a case of nail fungus? Thank you? The child's nails have changed, and we have seen many dermatologists, orthopedic surgeons, and general surgeons, but none have been effective. Each doctor has a different opinion. Could yo...
Dr. Li Yufen reply Dermatology
Hello: What is commonly referred to as "gray nail" is a fungal infection of the nail. Paronychia and onycholysis often present with redness, swelling, pain, inflammation, and even pus around the skin next to the nail. To confirm if it is indeed a fungal nail infection, ...[Read More] Understanding Children's Nail Issues: Is It Nail Fungus or Something Else?
Can Oral Warts Be Transmitted to My Baby Through Kissing?
Can oral cauliflower dry kisses transmit to the baby? After getting married, I had a steady sexual partner, but my husband got genital warts. He went to see a urologist and did not have genital warts. On February 14th, Valentine's Day, we celebrated by soaking in a hotel bat...
Dr. Li Yufen reply Dermatology
Hello: For information on the causes and treatment of viral warts, you can refer to the article by Dr. Lin Chi-bin on the Dermatology Expert Health Network at http://www.drskincare.com.tw/Qa/Detail.aspx?ID=52. After infection with the human papillomavirus (HPV), there can be a la...[Read More] Can Oral Warts Be Transmitted to My Baby Through Kissing?
Understanding Skin Rashes: Causes and Concerns for Your Health
Rash?! I have some small red spots on my chest and back that don't hurt or itch; they just seem to be numerous. Could this be an allergic reaction? Is it possible that the stress from studying is causing these unusual spots? I've also developed a lot of acne on my face;...
Dr. Li Yufen reply Dermatology
Hello: It is not possible to accurately diagnose skin diseases based solely on a textual description. Generally, acne is more likely to occur not only on the face but also on the chest and back. If your skin condition does not improve, I recommend consulting a dermatologist for d...[Read More] Understanding Skin Rashes: Causes and Concerns for Your Health
Understanding Changes in Moles: When to Seek Dermatological Advice
Issues related to moles? I originally had a black mole on my left side, but recently I noticed that the center of the mole looks a bit unusual, and the outer black area has faded. I would like to ask the doctor if this is a cause for concern.
Dr. Li Yufen reply Dermatology
Hello: If the color and appearance of a mole have changed, it is advisable to consult a dermatologist nearby to confirm the possibility of malignant transformation. For information regarding skin cancer, you can refer to the article by Dr. Wu Yu-Hong from Mackay Memorial Hospital...[Read More] Understanding Changes in Moles: When to Seek Dermatological Advice
Can You Use Multiple Creams for Skin Inflammation Safely?
Can the use of ointments for dermatitis cause interactions? Hello, I have had warts but have been free of symptoms for over two months now. So far, I have been applying FUSIDIC ACID CREAM every night to the last affected area as a preventive measure. Recently, I noticed a raised ...
Dr. Li Yufen reply Dermatology
Hello: Applying different ointments to different areas does not cause any conflict. Fusidic Acid Cream is an antibiotic ointment and does not have a direct preventive effect on warts. For the "sebaceous leakage resembling pimples at the base of the glans," it is recomme...[Read More] Can You Use Multiple Creams for Skin Inflammation Safely?