Dr. Li Yufen reply Dermatology Question - Page 14

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Effective Treatment for Warts: Duration and Care Tips

How to treat viral warts? 1. If you have warts on your feet, how long should you apply the medication, and what changes in the skin indicate that it has healed? 2. If you continue to apply salicylic acid solution and experience redness and swelling, can you apply clotrimazole c...


Dr. Li Yufen reply Dermatology
Hello: 1. Each lesion requires different treatment times depending on its size and depth, and typically needs to be treated until the skin returns to normal, with no visible black spots. 2. If there is redness and inflammation, you may temporarily stop using the medication for a ...

[Read More] Effective Treatment for Warts: Duration and Care Tips


Understanding Genital Warts: Treatment Progress and What to Expect

Cauliflower (Condylomata Acuminata) Hello Dr. Lee, I discovered warts over a month ago and went to a large hospital outpatient clinic, where I was informed that non-essential surgeries cannot be performed at this time. I subsequently underwent treatment with traditional Chinese m...


Dr. Li Yufen reply Dermatology
Hello: You can observe whether the lesions of condylomata acuminata have decreased in size, fallen off, or reduced in number, and continue to follow up with dermatology for treatment. Thank you!

[Read More] Understanding Genital Warts: Treatment Progress and What to Expect


What to Do If Your Face Turns Dark After Using Wart Removal Liquid?

The wart removal solution applied to the face resulted in dark spots on the skin? If your face appears dark after applying wart removal solution, you should first wash your face gently with mild soap and water to remove any residue. Avoid scrubbing or using harsh products that ma...


Dr. Li Yufen reply Dermatology
Hello: Based solely on the textual description, it is not possible to accurately diagnose a skin condition. It could potentially be post-inflammatory hyperpigmentation. You can take preventive measures such as using sunscreen, applying skin repair creams, and supplementing with v...

[Read More] What to Do If Your Face Turns Dark After Using Wart Removal Liquid?


Understanding Itchy and Red Groin: Causes and Treatments

Itchy and red in the groin area? I'm not sure if it's tinea corporis (ringworm) since I had it before but haven't had it for a long time. Occasionally, it still itches. Today, I suddenly noticed some redness, and it hurts a little when I touch it. It's been ho...


Dr. Li Yufen reply Dermatology
Hello: Due to the low resolution of the online photos, it could possibly be tinea cruris or intertrigo, eczema, or contact dermatitis. If the skin condition does not improve or worsens, it is advisable to consult a nearby dermatologist for diagnosis and treatment. Thank you!

[Read More] Understanding Itchy and Red Groin: Causes and Treatments


Is the AZ Vaccine Safe for Patients with Vasculitis?

Is it suitable for patients with vasculitis to receive the AZ vaccine? Due to the association between vasculitis and the immune system, the CDC mentions that individuals with compromised immunity are not suitable candidates for the AstraZeneca (AZ) vaccine. Therefore, is it appro...


Dr. Li Yufen reply Dermatology
Hello: There are many types of vasculitis, so if you have concerns about vaccination, it is recommended that you consult a nearby immunologist or rheumatologist for further evaluation. Thank you!

[Read More] Is the AZ Vaccine Safe for Patients with Vasculitis?


Understanding Birthmarks: When to Consult a Dermatologist

Regarding birthmarks? Hello, doctor. I have a question. I have a mole on the front of my thigh that I was born with. It has a small black dot in the center, surrounded by a brown irregular shape, approximately 0.5 cm in size, and the surface is flat. It has been with me for over ...


Dr. Li Yufen reply Dermatology
Hello: Generally, pigmented nevi evolve with age, ranging from benign nevi to dysplastic nevi, or malignant melanoma. For a detailed introduction to melanoma, you can refer to the article on Care Online: https://www.careonline.com.tw/2017/07/melanoma.html. It is recommended to co...

[Read More] Understanding Birthmarks: When to Consult a Dermatologist


Should You See a Doctor for First-Time Cold Sores?

Herpes labialis Hello Dr. Lee, I developed a cold sore at the corner of my mouth on Saturday night (I guessed based on pictures I found online). This is my first outbreak. I've read online that some say I should see a doctor within 72 hours; others say that I must seek medic...


Dr. Li Yufen reply Dermatology
Hello: For a detailed introduction to herpes simplex, you can refer to the article from Med's Good Friend at https://www.medpartner.club/herpes-simplex-virus-infection/. If your skin condition does not improve or worsens, it is advisable to consult a nearby dermatologist for...

[Read More] Should You See a Doctor for First-Time Cold Sores?


Unexplained Nail Pain: Causes and When to Seek Help

Unexplained nail pain? Hello, I would like to ask about a situation where the nail appears normal and there has been no trauma or cutting too short, but there is pain when lightly pressing on the nail surface. There is also a slight sensation even when not pressed, and this has b...


Dr. Li Yufen reply Dermatology
Hello: Based solely on the textual description, it is not possible to accurately diagnose a skin condition. If the pain in the nails does not improve or worsens, it is recommended to consult a nearby dermatologist for diagnosis and treatment. Thank you!

[Read More] Unexplained Nail Pain: Causes and When to Seek Help


Understanding Eczema Cream Safety: Concerns About Accidental Ingestion

Eczema ointment considerations Hello, I previously used a topical ointment prescribed by my doctor for eczema, which indicated that it should not be ingested. Later on, due to my obsessive-compulsive disorder and anxiety personality traits, I became concerned that the ointment I ...


Dr. Li Yufen reply Dermatology
Hello: There's no need to worry too much if a small amount of eczema cream gets on you! Thank you!

[Read More] Understanding Eczema Cream Safety: Concerns About Accidental Ingestion


Understanding Paronychia: Symptoms, Treatment, and Care Tips

Paronychia issues? Can I ask if the symptoms of paronychia only require antibiotics and topical medications? Is it acceptable to clean the wound with tap water before applying the medication? If not, is there a better cleaning method you can suggest? Also, can the symptoms of par...


Dr. Li Yufen reply Dermatology
Hello: For general acute paronychia, oral antibiotics and anti-inflammatory pain relievers can be used. It is recommended to clean the wound with sterile saline solution, which can be purchased at a pharmacy, and then apply an ointment. Acute paronychia usually causes pain; if th...

[Read More] Understanding Paronychia: Symptoms, Treatment, and Care Tips


Understanding Elbow Scaling: Is It Psoriasis or Eczema?

Concern about desquamation on the outer side of the elbow being psoriasis? Hello Doctor: In early July last year, after a few days of staying up late and sunbathing in Taitung, I suddenly developed mild scaling on the outer elbow creases of both arms the next day. A few days late...


Dr. Li Yufen reply Dermatology
Hello: For a detailed introduction to psoriasis, you can refer to the article on Care Online at https://www.careonline.com.tw/2019/03/psoriasis.html. From the four photos, it appears to resemble eczema-like lesions. If the skin condition does not improve or worsens, it is advisab...

[Read More] Understanding Elbow Scaling: Is It Psoriasis or Eczema?


Understanding Thickened Bruised Nails: When to Seek Medical Attention

Nail hematoma with thickening? Hello doctor, two months ago I went hiking and possibly due to wearing shoes that were too tight, I experienced pain while descending, resulting in bruising. Recently, I noticed that the bruised toenail has a noticeable layer that is thicker than th...


Dr. Li Yufen reply Dermatology
Hello: If the condition of the nail bruise does not improve or worsens, it is recommended to consult a nearby dermatologist for diagnosis and treatment. Thank you!

[Read More] Understanding Thickened Bruised Nails: When to Seek Medical Attention


Flea Bites on Wrist: Redness, Pain, and When to See a Doctor

The wrist is red, swollen, and painful after being bitten by a flea? If you were bitten by fleas on your wrist and the bite marks are arranged in a triangular pattern, and now they have become red and swollen after starting to itch, applying ointment provided temporary relief but...


Dr. Li Yufen reply Dermatology
Hello: For a detailed introduction on mosquito bites, you can refer to Dr. Lin Cheng-Hsien's article at https://www.dr-skin.com.tw/health/view/20. If your skin condition does not improve or worsens, it is recommended to consult a nearby dermatologist for diagnosis and treatm...

[Read More] Flea Bites on Wrist: Redness, Pain, and When to See a Doctor


Understanding Semen Allergy: Can Food Allergies Trigger Reactions?

Allergic reaction to semen after oral sex? Regarding your question, if your girlfriend has a peanut allergy, it is important to note that allergens can sometimes be transferred through bodily fluids, including semen, especially if the person who produced the semen has consumed th...


Dr. Li Yufen reply Dermatology
Hello: Regarding semen allergy, you can refer to the introduction by urologists Dr. Chen Wei-Jie and Dr. Luo Shi-Xiu. If the condition does not improve or worsens, it is recommended to consult a nearby urologist or obstetrician-gynecologist for diagnosis and treatment. Thank you!

[Read More] Understanding Semen Allergy: Can Food Allergies Trigger Reactions?


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 Dermatology
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?


Effective Solutions for Treating Back Acne and Dark Spots

Improvement of back acne? Hello Doctor: I have been experiencing long-term blackheads, back acne, and brown acne marks on my upper back. I have been changing my clothes frequently and regularly changing my bed linens, but there hasn't been much improvement. What can I do to ...


Dr. Li Yufen reply Dermatology
Hello: Initially, you may consider using over-the-counter acne treatment products from drugstores, such as glycolic acid or mandelic acid. If the condition does not improve, you can consult a nearby dermatologist for diagnosis and treatment. Thank you!

[Read More] Effective Solutions for Treating Back Acne and Dark Spots


Understanding Genital Warts: Treatment, Pain, and Recurrence Questions

(Genital warts) Condylomata acuminata I went to see a gynecologist... The doctor said it might be a viral infection and gave me Wart-X ointment to apply at home... I would like to ask: 1. Where should I apply the ointment? Should I apply it only on the affected area or also aroun...


Dr. Li Yufen reply Dermatology
Hello: Regarding the usage of Wart Remover Cream, you can refer to the medication insert for information on side effects and efficacy at https://www1.ndmctsgh.edu.tw/pharm/pic/medinsert/005WAR02.pdf or the patient medication education article from the New Taipei City Pharmacists ...

[Read More] Understanding Genital Warts: Treatment, Pain, and Recurrence Questions


Understanding Chronic Urticaria: Causes, Symptoms, and Management Tips

Suspected urticaria? Symptoms: 1. When pressure (such as pressing or rubbing) is applied to the skin, it becomes red and raised, resembling mosquito bites. 2. Foods with higher allergenic potential, such as pineapple, banana, and apple, now cause allergic reactions (previously di...


Dr. Li Yufen reply Dermatology
Hello: For a detailed introduction to urticaria, you can refer to the article by Med's Good Friend at https://www.medpartner.club/urticaria-treatment-prevention-introdution/. If the skin condition does not improve or worsens, it is recommended to consult a nearby dermatologi...

[Read More] Understanding Chronic Urticaria: Causes, Symptoms, and Management Tips


Persistent Itching: Understanding Skin Issues and Treatment Options

Persistent skin itching? I have a lot of red, itchy bumps on my buttocks, lower chest, and abdomen. I have tried two different ointments, but they haven't helped. Since I am currently in the U.S. and have limited access to healthcare, I consulted a traditional Chinese medici...


Dr. Li Yufen reply Dermatology
Hello: Based solely on the textual description, it is not possible to accurately diagnose a skin condition. If there are no cybersecurity concerns, you may consider uploading photos of the lesions to a cloud album for reference. However, if the skin condition does not improve or ...

[Read More] Persistent Itching: Understanding Skin Issues and Treatment Options


Understanding Itchy Red Rashes: Causes, Symptoms, and Treatments

Itchy red rash on the body? Hello Dr. Lee, About two weeks ago, I ate crab and shrimp, and the next day I developed a rash on my body. It doesn't resemble the patchy appearance of hives that I have experienced in the past, which typically resolve quickly. Instead, it appear...


Dr. Li Yufen reply Dermatology
Hello: For a detailed introduction to urticaria, you can refer to the article from Med's Good Friend at https://www.medpartner.club/urticaria-treatment-prevention-introdution/. Generally, acute urticaria usually resolves within 24 hours and does not present with lymphadenopa...

[Read More] Understanding Itchy Red Rashes: Causes, Symptoms, and Treatments


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