Dr. Li Yufen reply Dermatology Question - Page 40

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Can You Use Acne Pens with Favism? A Dermatologist's Insight

Acne issues Hello, doctor. I am considering buying a acne pen, but I am unsure if it is safe to use with G6PD deficiency. The ingredients include: tea tree oil, willow extract, marine collagen, rose apple, leaf extract, isomeric sugars, and glycyrrhizic acid.


Dr. Li Yufen reply Dermatology
Hello: Regarding the contraindications for medication use in G6PD deficiency, you can refer to the article from the Department of Pharmacy at China Medical University Hospital at http://cmuhd.cmuh.org.tw/index.php?option=com_content&view=article&id=56%3Ag6pd-20100702-01&a...

[Read More] Can You Use Acne Pens with Favism? A Dermatologist's Insight


White Bumps Near the Anus: Causes and Treatment Options

White bumps near the anus? Hello doctor, recently I have developed a few off-white bumps near my anus. The area around the bumps is red, and while they don't itch, they are painful when pressed. What could this condition be? I have some eczema medication on hand; would that ...


Dr. Li Yufen reply Dermatology
Hello: The most common possibilities are bacterial, fungal, or Candida infections. The use of steroid ointments for eczema may worsen the condition. It is recommended that you consult a nearby dermatologist for a definitive diagnosis before starting treatment. Thank you!

[Read More] White Bumps Near the Anus: Causes and Treatment Options


Understanding Hair Loss: Is Your Birth Control to Blame?

Hair loss issues Hello, doctor. I would like to ask a question. Recently, I have been taking contraceptive pills prescribed for gynecological reasons to regulate my menstrual cycle. However, I have noticed that my hair has been falling out a lot lately (I lose a significant amoun...


Dr. Li Yufen reply Dermatology
Hello: Regarding abnormal hair loss, you can refer to the relevant articles on the Dermatologist Health Network at http://www.drskincare.com.tw/Qa/Detail.aspx?ID=133 and http://www.drskincare.com.tw/Qa/Detail.aspx?ID=132. Generally, hair loss caused by medications will gradually ...

[Read More] Understanding Hair Loss: Is Your Birth Control to Blame?


How to Treat a Pain-Free Blister-Like Bump on Your Hand

A blister-like growth on the hand? I have a small bump on my hand that looks like a blister, but it doesn't hurt or itch. What medication should I apply, or what should I do to make it go away?


Dr. Li Yufen reply Dermatology
Hello: It is not possible to accurately diagnose skin diseases based solely on a textual description. If the lesion persists, it is recommended that you consult a nearby dermatologist for a definitive diagnosis and treatment. Thank you!

[Read More] How to Treat a Pain-Free Blister-Like Bump on Your Hand


Understanding Long-Term Acne: Risks and Skin Cancer Concerns

The issue of acne? Hello, doctor: I have been experiencing acne for the past eight years. Could you please tell me what risks are associated with long-term acne? Does it increase the likelihood of developing skin cancer? Thank you for your response.


Dr. Li Yufen reply Dermatology
Hello: Regarding issues related to acne, you can refer to the articles on the Dermatology Expert Health Network at http://www.drskincare.com.tw/Qa/Index.aspx?CID=4. Currently, there is no clear literature indicating that acne increases the risk of skin cancer. Thank you!

[Read More] Understanding Long-Term Acne: Risks and Skin Cancer Concerns


Understanding Scars from Hives: Healing Time and Prevention Tips

Scars on the neck? Hello, Doctor: I have a history of urticaria since childhood. Last week, I developed a large patch on my neck while sleeping, and I may have scratched it during the night, which caused it to turn into many small bumps on half of my neck. They haven't compl...


Dr. Li Yufen reply Dermatology
Hello: The duration for the rash to resolve can vary from person to person. It is recommended to continue applying the medication and to avoid scratching to prevent the formation of wounds that may leave scars. Thank you!

[Read More] Understanding Scars from Hives: Healing Time and Prevention Tips


Understanding Burn Scars: Healing Time and Treatment Options

Burn scars Hello, doctor. I would like to ask about my face, which was splashed with oil three weeks ago. (Image: http://imgur.com/N1XLLUf) Initially, I found information stating that a first-degree burn (without blisters) could heal in about a week, but my scar is still very not...


Dr. Li Yufen reply Dermatology
Hello: The facial photo shows brown spots that appear to be post-inflammatory hyperpigmentation, similar to pigmentation changes after a burn. The duration for fading can vary from a few weeks to several months, depending on the severity of inflammation and individual skin type. ...

[Read More] Understanding Burn Scars: Healing Time and Treatment Options


Should You Remove a Sebaceous Cyst? Risks and Considerations

Sebaceous cyst issues? I have a sebaceous cyst on my shoulder that has previously been inflamed and has since hardened. Recently, I consulted with both a general surgeon and a dermatologist, and both advised me to leave it alone. However, it feels like it has grown to about 1 cm ...


Dr. Li Yufen reply Dermatology
Hello: A sebaceous cyst is classified as a benign skin tumor. Generally, surgical excision is recommended in an outpatient setting if there is persistent enlargement, recurrent rupture and inflammation, or for cosmetic reasons. Thank you!

[Read More] Should You Remove a Sebaceous Cyst? Risks and Considerations


Shingles Treatment: Should You Return to Taiwan for Care?

Shingles Hello, Doctor! I am in Australia and I discovered a herpes outbreak on Tuesday night. The next evening, I went to see a doctor. He only prescribed me famciclovir 250mg for a 7-day course. He did not give me any topical ointment or antiviral injections. Today is Saturday,...


Dr. Li Yufen reply Dermatology
Hello: Regarding shingles, you can refer to the article on the Dermatology Expert Health Network at http://www.drskincare.com.tw/Qa/Detail.aspx?ID=30. Famciclovir is an antiviral medication, and specific antiviral injections require hospitalization for intravenous administration....

[Read More] Shingles Treatment: Should You Return to Taiwan for Care?


Is It Safe to Use Clobetasone Cream During Pregnancy?

Dry skin Hello doctor, I am currently over two months pregnant. Can I use a product containing CLOBETASONE during pregnancy? I am concerned about its effects on the baby. Thank you for your response.


Dr. Li Yufen reply Dermatology
Hello: CLOBETASONE is a steroid component. During pregnancy, if you experience dry skin, it is recommended to frequently apply moisturizing lotion or lotion specifically designed for atopic dermatitis. Thank you!

[Read More] Is It Safe to Use Clobetasone Cream During Pregnancy?


Unexplained Skin Redness: Possible Causes and Solutions

Bite from an unknown insect? Hello, I would like to ask if there are any reasons that could cause small red spots on the body with a tiny pustule in the center that are almost not itchy. My sister and I have been sleeping on the same bed, and about 1 to 2 months ago, we both star...


Dr. Li Yufen reply Dermatology
Hello: Generally, insect bites can cause mild allergic reactions, leading to itching. If the skin condition persists, it is advisable to consult a dermatologist for a direct examination of the lesions to confirm the diagnosis and treatment. Thank you!

[Read More] Unexplained Skin Redness: Possible Causes and Solutions


What Specialist to See for Oral Warts and HPV Concerns?

What department should cauliflower oral lesions be referred to? 1. For oral lesions, you should see an Oral and Maxillofacial Surgeon or a Dentist who specializes in oral pathology. They can properly diagnose and treat any oral conditions. 2. Yes, there is a possibility of trans...


Dr. Li Yufen reply Dermatology
Hello: 1. It is recommended that when dealing with genital warts, you consult with your physician to find out which department in the hospital can assist with oral lesions, as regular dental clinics may not be able to help; oral surgery is typically available only at larger hospi...

[Read More] What Specialist to See for Oral Warts and HPV Concerns?


Understanding Sudden Dry and Rough Skin Patches on the Neck

A small area of the skin suddenly became rough and dry? Hello Dr. Lee, I have recently noticed a small patch of skin on my neck that feels rough to the touch. It appears darker in color and looks very dry and somewhat wrinkled. It doesn't itch much, but at times it feels a b...


Dr. Li Yufen reply Dermatology
Hello: There are many causes for rough and dry skin. Generally, it is important to rule out exposure to irritating substances, changes in humidity during the autumn and winter seasons, or the presence of allergic conditions, among others. It is recommended to start by applying a ...

[Read More] Understanding Sudden Dry and Rough Skin Patches on the Neck


How Long Does It Take for Scabies to Heal? Understanding Treatment and Recovery

How long does it take for scabies to heal? I visited dermatology for three consecutive days. The first doctor casually said it was just an allergy, the second one also mentioned it would resolve in a few days and prescribed an antihistamine. Finally, the third doctor diagnosed it...


Dr. Li Yufen reply Dermatology
Hello: For a detailed introduction to scabies, you can refer to the article on the Dermatology Expert Health Network at http://www.drskincare.com.tw/Qa/Index.aspx?CID=15. Even after the scabies mites are killed, itching may not immediately cease. If the itching persists, it is re...

[Read More] How Long Does It Take for Scabies to Heal? Understanding Treatment and Recovery


Understanding Warts: Healing, Risks, and Skin Health Concerns

The wart has been picked off and is no longer visible? I originally had a wart on my big toe, and whenever I cut it off, a new one would grow back. This continued for about a year or several months, and I never went to see a dermatologist. Recently, I picked at it and noticed tha...


Dr. Li Yufen reply Dermatology
Hello: For information regarding viral warts, you can refer to the Dermatology Expert Health Network at http://www.drskincare.com.tw/Qa/Detail.aspx?ID=52. It is recommended to continuously monitor the wart on the big toe for any signs of recurrence. Certain specific types of huma...

[Read More] Understanding Warts: Healing, Risks, and Skin Health Concerns


Post-Burn Care: When to Stop Using Ointment and Switch to Moisturizers

Postoperative care for burns? Hello, I previously burned my calf on an exhaust pipe, which resulted in dead skin. After applying burn ointment, the dead skin fell off, and the wound is healing well. However, I now have a question about whether I should continue applying the burn ...


Dr. Li Yufen reply Dermatology
Hello: If your skin condition persists, it is advisable to consult a dermatologist nearby to assess the current status of the wound. Based on their evaluation, you can decide whether to continue wound care or if you can start using scar gel or petroleum jelly, etc. Thank you!

[Read More] Post-Burn Care: When to Stop Using Ointment and Switch to Moisturizers


Understanding Warts: Are Small Black Dots a Sign of Contagion?

Common warts issues Recently, the wart on my hand that was treated with cryotherapy has fallen off. The area is generally pink and tender, but upon closer inspection, there is a very small black dot in the center. Does this indicate that the virus is still present? Is there a ris...


Dr. Li Yufen reply Dermatology
Hello: For an introduction to 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. Generally, the treatment for viral warts is recommended until the skin returns to its normal appearance to preven...

[Read More] Understanding Warts: Are Small Black Dots a Sign of Contagion?


Understanding Scabies Contagion: Are You Still Infectious?

The contagiousness of scabies? I have been dealing with scabies along with my daughter for a month, and I'm unsure if we are still contagious because every couple of days, new red spots appear, about one or two each time. We apply medication daily and change our bed linens. ...


Dr. Li Yufen reply Dermatology
Hello: Regarding scabies, you can refer to the article on the Dermatology Expert Health Network at http://www.drskincare.com.tw/Qa/Index.aspx?CID=15. "New red spots will appear every couple of days." It is recommended that you consult a dermatologist nearby to confirm w...

[Read More] Understanding Scabies Contagion: Are You Still Infectious?


Understanding Subcutaneous Bumps: Causes and Treatment Options

Subcutaneous nodules? A red bump in the groin area that resembles a mosquito bite, which is itchy and painful, and has a hard lump underneath when pressed, could be indicative of several conditions, such as an insect bite, an allergic reaction, or a skin infection like folliculit...


Dr. Li Yufen reply Dermatology
Hello: A proper diagnosis of skin diseases cannot be made based solely on a textual description. If your skin abnormalities persist, it is advisable to consult a dermatologist for diagnosis and treatment. Thank you!

[Read More] Understanding Subcutaneous Bumps: Causes and Treatment Options


Understanding Skin Itching: Causes and Remedies for Discomfort

Skin itching Hello Dr. Lee: Recently, I have been experiencing itching (dry itching) on my skin, but there are no visible abnormalities on the surface. The itchy areas include my neck, nape, chest (under the breasts), and scrotum (with slight peeling). I would like to ask: 1. Is ...


Dr. Li Yufen reply Dermatology
Hello: There are many causes of skin itching, which can be due to internal factors or external stimuli. For instance, hot weather, sweating, high blood sugar levels, and having an allergic constitution can all contribute to skin itching. Frequent use of talcum powder may lead to ...

[Read More] Understanding Skin Itching: Causes and Remedies for Discomfort


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