Understanding Nail Injuries: Healing and Recovery Insights
Nail injury Hello Dr. Lee: I stubbed my big toe on a door threshold, causing the entire nail to lift and become misaligned, with only a small part at the base still attached. I went to the emergency room, where the doctor realigned the nail, applied medication, and bandaged it. H...
Dr. Li Yufen reply Dermatology
Hello: Based solely on the textual description, it is not possible to determine the actual condition of the lesion. 1. If it is hyperplastic granulation tissue, some may gradually form a scab and fall off. 2. If it does not fall off and affects nail growth, electrosurgery or debr...[Read More] Understanding Nail Injuries: Healing and Recovery Insights
Post-Cryotherapy Pigmentation Issues After Viral Wart Treatment
Post-treatment pigmentation after cryotherapy for viral warts? Hello Doctor: I recently had viral warts on my face, and the doctor performed cryotherapy on me about seven times. However, I now have a large area of significant hyperpigmentation on my face. The doctor later prescri...
Dr. Li Yufen reply Dermatology
Hello: Generally, post-inflammatory hyperpigmentation will gradually fade. In addition to taking oral tranexamic acid, you can also supplement with vitamin C and ensure proper sun protection, reapplying every 2-3 hours. If there is a poor reaction to azelaic acid, you may conside...[Read More] Post-Cryotherapy Pigmentation Issues After Viral Wart Treatment
Understanding Post-Vaccine Rash: Causes and Concerns After BNT Shot
Developing a rash after receiving a vaccine? Two weeks after receiving the BNT vaccine, I started developing rashes all over my body. I have already visited an allergist and rheumatologist, and there are no autoimmune system issues; the only finding was a slightly elevated allerg...
Dr. Li Yufen reply Dermatology
Hello: Based solely on the textual description, it is not possible to accurately determine the actual condition of the lesion. "The rash has subsided, leaving small deep red spots that resemble petechiae." This could potentially be post-inflammatory hyperpigmentation or...[Read More] Understanding Post-Vaccine Rash: Causes and Concerns After BNT Shot
Understanding Painful Back Acne: Causes and Remedies
Back acne with a tingling sensation? Back acne: Stinging sensation when rinsing with hot water during showering, followed by itching the next day and some peeling.
Dr. Li Yufen reply Dermatology
Hello: The choice of medication for folliculitis acne may depend on the severity of the condition. If you have further questions, you can consult a nearby dermatologist for diagnosis and treatment. Thank you![Read More] Understanding Painful Back Acne: Causes and Remedies
Do You Need to Remove Your Toenail for Ingrown Toenails?
Swelling and redness of the big toe? Is it necessary to remove the nail for paronychia? How can I reduce the swelling near the nail on my thumb? Thank you.
Dr. Li Yufen reply Dermatology
Hello: In general, acute paronychia does not necessarily require nail extraction. You can start with oral antibiotics and anti-inflammatory pain relievers. For wound cleaning, it is recommended to purchase sterile saline solution from a pharmacy to clean the area before applying ...[Read More] Do You Need to Remove Your Toenail for Ingrown Toenails?
Understanding Faint Black Lines on Nails: When to Seek Medical Advice
There are faint black lines on the nails? Hello Dr. Lee, a few days ago I suddenly noticed a faint black line on my right thumb, approximately 0.1 to 0.2 cm in size. I read online that it could possibly be longitudinal melanonychia, and in the worst case, melanoma. I found relate...
Dr. Li Yufen reply Dermatology
Hello: For information on longitudinal melanonychia, you can refer to Dr. Kuo Yu-Hong's article at http://www.dr-kskin.com.tw/index.php?option=module&lang=cht&task=showlist&id=94&index=4&menuid=8. For a detailed introduction to melanoma, you can check the...[Read More] Understanding Faint Black Lines on Nails: When to Seek Medical Advice
Can Finger Warts Transmit HPV During Unprotected Sex?
Viral warts on the fingers? Hello doctor, I would like to ask if there is a chance of transmitting viral warts to my girlfriend during sexual intercourse without protection and with ejaculation inside (without my fingers making contact)?
Dr. Li Yufen reply Dermatology
Hello: For a detailed introduction to viral warts, you can refer to the article on Care Online at https://www.careonline.com.tw/2017/08/warts.html. Since human papillomavirus (HPV) is contagious, it is recommended to treat the lesions completely as early as possible. Thank you![Read More] Can Finger Warts Transmit HPV During Unprotected Sex?
Managing Chronic Folliculitis: Antibiotics vs. Accutane Strategies
N-year folliculitis acne I am almost 40 years old, and I have been dealing with recurrent folliculitis and acne (on my face and scalp) for many years. They tend to recur about a month after I stop medication. First-line antibiotics and oral isotretinoin have been very effective f...
Dr. Li Yufen reply Dermatology
Hello: The choice of medication for folliculitis acne may depend on the severity of the condition. If you have further questions, you can consult a nearby dermatologist at http://www.derma.org.tw/user_finddoctor.php. For information on the efficacy and side effects of oral retino...[Read More] Managing Chronic Folliculitis: Antibiotics vs. Accutane Strategies
Understanding Doxycycline: Side Effects and Precautions for Skin Conditions
Drug side effects I would like to ask the doctor, after visiting the dermatologist, I started taking a medication called doxycycline. Are there any precautions I should be aware of? Also, is the dark green or black diarrhea I am experiencing a side effect of this medication?
Dr. Li Yufen reply Dermatology
Hello: Regarding the side effects of Doxycycline, you can refer to the medication guidance from Taipei Show Chwan Hospital at https://www.tpshow.org.tw/medicine.php?id=219. If you still experience discomfort, it is recommended to return for a follow-up consultation at http://www....[Read More] Understanding Doxycycline: Side Effects and Precautions for Skin Conditions
Is This Cauliflower? Understanding Skin Concerns and Dermatology Insights
Is this cauliflower? As shown in the images, which were taken from different angles and magnified approximately five times with flash, I visited a dermatologist a few days ago who mentioned that it doesn't look very concerning. However, this area has had issues in the past, ...
Dr. Li Yufen reply Dermatology
Hello: Due to the insufficient resolution of online photos, it is not possible to accurately diagnose skin conditions. If the skin condition does not improve or if there are concerns, it is recommended to consult a nearby dermatologist for diagnosis and to assess whether further ...[Read More] Is This Cauliflower? Understanding Skin Concerns and Dermatology Insights
Managing Severe Allergic Eczema: Effective Treatments and Remedies
Allergic eczema is difficult to treat? My father has developed large bumps on his face. The doctor said it was due to nasal allergies and prescribed medication at Chang Gung Memorial Hospital. However, after using the medication, the condition worsened over the past three weeks, ...
Dr. Li Yufen reply Dermatology
Hello: If you have previously taken vitamin C without any discomfort, it is safe to continue taking it. If you have a history of allergies, you may consider supplementing with probiotics that target allergies. Additionally, with the recent dry winter climate, you might want to co...[Read More] Managing Severe Allergic Eczema: Effective Treatments and Remedies
Can You Receive Urticaria Biologics After the AZ Vaccine?
Biologics for Urticaria and COVID-19 Vaccines I am currently suffering from acute urticaria, which has been recurring for two weeks. My doctor suggested that if there is no improvement by next week, I could consider receiving a biologic treatment. However, I have an appointment f...
Dr. Li Yufen reply Dermatology
Hello: After receiving the COVID-19 vaccine, there can be various immune responses or side effects, including the occurrence of urticaria. It is advisable to space out the use of biologics for a period of time after vaccination. If you have further questions, you can consult a ne...[Read More] Can You Receive Urticaria Biologics After the AZ Vaccine?
Redness and Flaking on Forehead: When to Seek Dermatological Help?
Redness and slight flaking of the forehead skin? Hello Doctor: I have some areas on my forehead where the skin is slightly red, and sometimes there is a little flaking and a bit of itching (mainly located near the hairline, around the eyebrows, and in the center area). It occasio...
Dr. Li Yufen reply Dermatology
Hello: The photo link is not displaying properly. Based on the textual description, it is more likely to be seborrheic dermatitis. For a detailed introduction to seborrheic dermatitis, you can refer to the article from Med's Good Friend: https://www.medpartner.club/seborrhei...[Read More] Redness and Flaking on Forehead: When to Seek Dermatological Help?
Understanding Nail Issues: Health Implications of Discoloration and Stripes
Nail issues? Hello, doctor. I've had nail problems since middle school, with my big toe appearing brownish and having black vertical lines. I researched online and found that it could be related to melanin. I'm wondering if, aside from being unsightly, it could have any...
Dr. Li Yufen reply Dermatology
Hello: For information regarding longitudinal melanonychia, you can refer to Dr. Kuo Yu-Hong's article at http://www.dr-kskin.com.tw/index.php?option=module&lang=cht&task=showlist&id=94&index=4&menuid=8. If you are uncertain about the current condition of...[Read More] Understanding Nail Issues: Health Implications of Discoloration and Stripes
Understanding Red Bumps on the Penis: Causes and Concerns
Penile issues There is a reddish bump on the penis, but it doesn't hurt when touched. I'm not sure what it could be.
Dr. Li Yufen reply Dermatology
Hello: Based solely on the textual description, it is not possible to accurately diagnose a skin condition. It could be a rash, folliculitis, hemangioma, or many other possibilities. If the skin condition does not improve or worsens, it is advisable to consult a nearby dermatolog...[Read More] Understanding Red Bumps on the Penis: Causes and Concerns
Painful Nail Pressure: What to Do When Your Nail Hurts?
Pressing on the nail causes pain? Yesterday, while eating water chestnuts, I applied too much pressure and my nail cracked a bit. Today, I noticed that the area under the nail is red, and there are small black spots visible from the front. It hurts when I press on it. What could ...
Dr. Li Yufen reply Dermatology
Hello: Based on the description, it seems to be inflammation and pain caused by a nail injury. If the condition does not improve or worsens, it is recommended to consult a nearby dermatologist for diagnosis and treatment. Thank you![Read More] Painful Nail Pressure: What to Do When Your Nail Hurts?
Impact of Bandaging After Cryotherapy for Warts: What You Should Know
After cryotherapy for viral warts? I would like to ask the doctor about a growth on my left thumb. I visited a dermatologist who diagnosed it as a wart. After receiving cryotherapy, I am concerned about potential reinfection and touching the area, so I applied a breathable adhesi...
Dr. Li Yufen reply Dermatology
Hello: For a detailed introduction to viral warts, you can refer to the article on Care Online at https://www.careonline.com.tw/2017/08/warts.html. Using breathable adhesive bandages will not affect the treatment's efficacy. If the skin condition does not improve or worsens,...[Read More] Impact of Bandaging After Cryotherapy for Warts: What You Should Know
Preventing Viral Warts: Hygiene Tips for Sensitive Areas
Daily Life Hello doctor, during my visit, I was diagnosed with a viral wart infection, but the lesions are located in the pubic area, which makes them difficult to see. The doctor mentioned that this condition is contagious. If I wash and rinse my body while showering, could the ...
Dr. Li Yufen reply Dermatology
Hello: For a detailed introduction to viral warts, you can refer to the article on Care Online at https://www.careonline.com.tw/2017/08/warts.html. Since human papillomavirus (HPV) is contagious, it is recommended to treat the lesions completely as early as possible. Thank you![Read More] Preventing Viral Warts: Hygiene Tips for Sensitive Areas
Is This Cauliflower? Understanding Skin Concerns and Dermatology
Is this cauliflower? As shown in the images, they were taken from different angles and magnified approximately five times with a flash. A few days ago, I visited a dermatologist who mentioned that it doesn't look very concerning, but this area has had issues in the past, so ...
Dr. Li Yufen reply Dermatology
Hello: From the photos, it appears that there are some irregular raised lesions on the skin surface. If you have concerns, I recommend consulting a nearby dermatologist for further evaluation. Thank you![Read More] Is This Cauliflower? Understanding Skin Concerns and Dermatology
Can Hair Growth Products Stimulate Body Hair Growth?
Hair growth If hair growth solution is applied to different areas of the body for an extended period, will hair grow in those areas?
Dr. Li Yufen reply Dermatology
Hello: For a detailed introduction to hair growth solutions containing Minoxidil, you can refer to the article from Mojelim Hair Restoration Clinic at https://www.mojelim.com.tw/news_detail.php?id=44. Theoretically, if there are healthy hair follicles in the area of application, ...[Read More] Can Hair Growth Products Stimulate Body Hair Growth?