Non-Hereditary Hair Loss and Acne Scars: Seeking Solutions
Non-genetic hair loss & extensive acne scars on the chest, back, and neck? Hello Doctor, I have two questions, and I appreciate your help. 1. My family does not have a history of baldness. In the past, I had a lot of hair, but a few years ago, I developed a habit of scratch...
Dr. Du Zhiqiang reply Dermatology
Hello, for a 24-year-old individual who is energetic and physically active, if there is a significant presence of acne, it is important to consider whether this is a recent development, whether there is a tendency for oily skin, whether there has been prolonged pressure on the sk...[Read More] Non-Hereditary Hair Loss and Acne Scars: Seeking Solutions
Long-Term Use of Clindamycin Gel for Acne: Risks and Resistance
Self-medicate with topical medications? Using clindamycin gel for several years to manage acne on the face and back may lead to the development of antibiotic resistance or other adverse effects. Long-term use of topical antibiotics can alter the skin's microbiome, potentiall...
Dr. Du Zhiqiang reply Dermatology
Dear Xiaolin, While it is convenient to self-medicate with topical treatments for acne, it may not be effective if the condition is severe. Generally, topical Clindamycin has very few side effects, but when the results are not satisfactory, it is advisable to use both topical an...[Read More] Long-Term Use of Clindamycin Gel for Acne: Risks and Resistance
Understanding White Spots on Fingernails: Causes and Concerns
Nail issues? Hello Doctor: I would like to ask why there are white spots appearing under the nail of my right index finger, while none of my other nails have this issue. Could it be a sign of a problem with an organ in my body or a deficiency of some kind? I would appreciate your...
Dr. Du Zhiqiang reply Dermatology
Dear Dada: If there is a white spot at the base of the nail and it is only on one nail, it is unlikely to be a nutritional deficiency in a young person. If it is not due to water pollution, it is most likely a fungal infection. Please monitor whether the area has expanded within ...[Read More] Understanding White Spots on Fingernails: Causes and Concerns
Understanding Nighttime Skin Rashes: Causes and Solutions
Nighttime rash Hello, I have been experiencing episodes where I suddenly wake up due to itching, usually every two to three months, around early morning. I then notice that my face develops red rashes, similar in size to mosquito bites, covering my entire face. This quickly sprea...
Dr. Du Zhiqiang reply Dermatology
Dear Jenny: Hello, you have developed a rash at night on your scalp, face, and body, which appears to be similar to urticaria (hives). There are many potential causes for urticaria, including dust, changes in weather, diet, and stress. Please come to the clinic for appropriate ...[Read More] Understanding Nighttime Skin Rashes: Causes and Solutions
Understanding Chronic Scrotal Dermatitis: Symptoms, Diagnosis, and Concerns
Severe issues with scrotal skin? Hello Dr. Du, about 4 to 5 years ago, I noticed a patch on my left scrotum (approximately 3cm x 4cm) that started to change color, becoming somewhat red, but it wasn't itchy and I didn't have any other issues. Over the last 2 to 3 years,...
Dr. Du Zhiqiang reply Dermatology
Dear JC, Hello. The rough, dark black patches on your scrotum do not require concern since the pathology report confirms there are no cancerous changes. As you are not a pathology expert, there is no need to compare your symptoms with textbooks. Paget's disease of the breas...[Read More] Understanding Chronic Scrotal Dermatitis: Symptoms, Diagnosis, and Concerns
Dealing with Eyelid Allergies from Double Eyelid Glue: Tips and Solutions
The use of double eyelid glue has resulted in redness, swelling, and itching of the eyelids? I had been using this double eyelid glue for a long time until I experienced an allergic reaction on my eyelids during one of the applications! They became red, swollen, and itchy, which ...
Dr. Du Zhiqiang reply Dermatology
Dear Joann, Hello. The eyelids are an extremely sensitive area of the human skin. If you have experienced allergic reactions to double eyelid tape or makeup removers, you should discontinue their use. Contact dermatitis can increase the likelihood of future reactions with each ...[Read More] Dealing with Eyelid Allergies from Double Eyelid Glue: Tips and Solutions
Can Adjusting Sleep Habits Reverse Early Hair Loss?
Baldness and hair loss? I have early-stage hair loss, which doesn't seem very noticeable yet. Due to long-term sleep deprivation, if I adjust my daily routine back to normal, will I be able to regrow my hair? I'm losing confidence.
Dr. Du Zhiqiang reply Dermatology
Dear Da-Hsiung, As a young person, the amount of hair loss can be quite subjective. Stress and lack of sleep are certainly contributing factors, but there's no need to worry. Please visit the clinic so we can determine the appropriate treatment direction. Wishing you peac...[Read More] Can Adjusting Sleep Habits Reverse Early Hair Loss?
Understanding and Treating a Bump on the Nose: Dermatologist Insights
There is an extra piece of flesh on the tip of the nose? I may have developed a small raised area on the center of my nose due to previous acne that didn't heal properly (I'm not entirely sure). It is a circular bump with a radius of 0.2 cm and protrudes about 0.05 cm (...
Dr. Du Zhiqiang reply Dermatology
Dear Miss QQ, From the description, it is understood that young individuals who frequently develop acne may experience inflammation or squeezing, leading to scarring, which could result in hypertrophic scars or fibrotic lesions. A clinical diagnosis is necessary, and treatment o...[Read More] Understanding and Treating a Bump on the Nose: Dermatologist Insights
Effective Solutions for Itchy Skin and Wound Healing in Diabetic Patients
Itching skin? Hello Doctor, my father has recently been experiencing severe itching on his skin, which has led him to scratch frequently, resulting in multiple areas of broken skin that resemble the appearance of raw flesh after a burn. The wounds are mostly located on his hands ...
Dr. Du Zhiqiang reply Dermatology
Hello, it seems that the itching is caused by diabetes. If it has become severe enough to break the skin, it is already a bacterial infection and requires treatment with topical and oral antibiotics. It is not advisable to seek treatment guidance online; it is better to promptly ...[Read More] Effective Solutions for Itchy Skin and Wound Healing in Diabetic Patients
Understanding Pain and Swelling in the Big Toe: Causes and Solutions
The big toe is swollen and painful? Last week, after standing all day, my feet were very painful and weak. When I got home, I suddenly noticed that my toes were hurting, especially my big toe, which has also become quite swollen. The toenails are painful as well, and for the past...
Dr. Du Zhiqiang reply Dermatology
Nina: Pain in both feet after standing all day may be due to overuse injuries of the muscles and tendons in the feet and toes. It is advisable to consult a rehabilitation medicine specialist. However, if there is swelling and pain in a single big toe, one should consider paronych...[Read More] Understanding Pain and Swelling in the Big Toe: Causes and Solutions
Understanding Anal Masses: Differentiating Between Hemorrhoids and HPV
Anal mass Hello Doctor, I was diagnosed with HIV after a blood test in mid-April last year. In mid-August, I noticed 2-3 small lumps around my anal area, which I initially thought were due to an HPV infection. I purchased a wart treatment cream and followed the instructions, but ...
Dr. Du Zhiqiang reply Dermatology
Mr. Chen: Hello, regarding the so-called anal mass, if it has already been diagnosed by a doctor as hemorrhoids, you should pursue treatment in that direction and not doubt whether it is warts or condyloma. If you have any questions, please return to your original doctor for a fo...[Read More] Understanding Anal Masses: Differentiating Between Hemorrhoids and HPV
Relief for Itchy and Red Vulvar Area: Tips and Treatments
Redness and itching between the vulva and the groin? Hello, doctor~~ My girlfriend has redness and itching in her vulva... I'm not sure what can be done to resolve this~~~~ Since we are currently studying abroad, it's not convenient to see a doctor~~~ Do you have any su...
Dr. Du Zhiqiang reply Dermatology
Hello, the vulvar and groin areas are very delicate and sensitive parts of the human body. It is not advisable to apply unknown ointments casually, as this may lead to adverse reactions and allergies, ranging from mild redness and swelling to severe ulceration. According to onlin...[Read More] Relief for Itchy and Red Vulvar Area: Tips and Treatments
Can You Swim with Chlorine Allergy? Tips for Skin Sensitivity
Skin allergy Hello, I have previously experienced an allergic reaction to chlorine in swimming pools, and I have been dealing with skin itching issues. Given this situation, can I still attend swimming classes?
Dr. Du Zhiqiang reply Dermatology
Dear Shin, Regarding the issue of skin allergies, it is difficult to make a definitive diagnosis without precise testing instruments. Specifically, there is no scientific evidence to confirm chlorine allergy from swimming in pools. If you need to attend classes, please communica...[Read More] Can You Swim with Chlorine Allergy? Tips for Skin Sensitivity
Understanding Red Lines on Your Legs: Causes and Treatments
Redness in one leg? Hello, doctor: I have noticed some red, streaky lines on my leg (in the calf muscle area), and it is only on one leg. There are also a few lines on the back of my thigh. I would like to know if this is stretch marks or if it could be caused by internal damp he...
Dr. Du Zhiqiang reply Dermatology
Dear Ms. Tina: Stretch marks, medically known as striae atrophicae, can occur in individuals who gain weight or as a side effect of extensive use of topical corticosteroids. As for varicose veins, they do not appear red. The notion of internal damp-heat is unfounded. These issues...[Read More] Understanding Red Lines on Your Legs: Causes and Treatments
Understanding Genital Warts: Symptoms, Causes, and Treatment Options
Genital warts Hello doctor, about a year ago, I noticed two small growths on my penis, approximately in the mid-shaft area. One is about the size of a sesame seed, and the other is about the size of a grain of rice. The two are connected and are the same color as the surrounding ...
Dr. Du Zhiqiang reply Dermatology
Dear Peter, Genital warts refer to viral warts located near the genital or anal areas; they are named for their resemblance to cauliflower. Regardless of whether it is in foreign countries or domestically, immediate treatment is necessary, as they can multiply rapidly. As for th...[Read More] Understanding Genital Warts: Symptoms, Causes, and Treatment Options
Understanding Persistent Acne: Why Does It Keep Coming Back?
Acne Hello, Doctor: I consider myself to be someone with moderate acne. During my puberty from ages 14 to 20, it was quite severe. Eating oily foods or peanuts tends to trigger breakouts. In recent years, I've been paying attention to my diet and facial hygiene, and as I mov...
Dr. Du Zhiqiang reply Dermatology
Dear Jeri: From the description in your letter, the acne on your face has driven you to frustration. It is rare for someone to research their condition so thoroughly, which can lead to mental stress. Based on your description, you may be suffering from cystic acne and possibly an...[Read More] Understanding Persistent Acne: Why Does It Keep Coming Back?
Managing Chronic Eczema: Tips to Prevent Recurrence
Inquire about eczema? Hello, Doctor: I have chronic eczema on my toes that has persisted for a long time. It keeps recurring even after it improves. Is there any way to cure it or prevent its recurrence? Thank you!
Dr. Du Zhiqiang reply Dermatology
Regarding Mr. Lai's issue, it is important to first confirm whether it is eczema or a complication from another infection. Individuals with excessive foot sweating have a higher recurrence rate. Furthermore, the type and duration of medication are also crucial. If necessary,...[Read More] Managing Chronic Eczema: Tips to Prevent Recurrence
Legal and Ethical Considerations in Skin Grafting Surgery: A Patient's Perspective
Skin graft surgery Hello, I would like to inquire about the legality of skin grafting surgery. I have a large scar on my hand from a burn I sustained as a child. As an adult, I underwent a skin expansion procedure at the hospital. During my hospitalization, due to a blockage in t...
Dr. Du Zhiqiang reply Dermatology
Dear Pony: Hello, regarding the legality of skin graft surgery, it is legal if performed by a qualified physician. Skin grafting falls under the category of plastic surgery, so it is advisable to consult a plastic surgeon. Wishing you safety and health. Sincerely, Dr. Du Zhi-Lian...[Read More] Legal and Ethical Considerations in Skin Grafting Surgery: A Patient's Perspective
Can Autologous Whole Blood Injection Cure Allergies Like Urticaria?
Regarding allergy (urticaria) autologous whole blood injection? I saw a report in a certain newspaper about the treatment of allergies (urticaria) using autologous whole blood injection. I would like to ask if this treatment method can truly cure the condition completely or if it...
Dr. Du Zhiqiang reply Dermatology
Mr. Luo: Hello, the urticaria you mentioned is indeed a common and troublesome skin condition, but there are many potential causes, and various tests often fail to identify the reason. The media hype surrounding autologous whole blood injection therapy is not a new treatment; it ...[Read More] Can Autologous Whole Blood Injection Cure Allergies Like Urticaria?
Hair Loss: What Tests Should You Consider for Diagnosis?
What tests should be done for hair loss? Last March, I discovered a round patch of hair loss and applied the medication prescribed by a dermatologist, which helped my hair grow back. However, I have now found another round bald spot in a different area. I also experience hair she...
Dr. Du Zhiqiang reply Dermatology
Dear Zai, Alopecia areata is more common in older adults and middle-aged individuals, with an unknown cause. Many tests also yield no answers. It is medically believed to be caused by immune system dysregulation, endocrine disorders, localized infections, or poor nutrition of th...[Read More] Hair Loss: What Tests Should You Consider for Diagnosis?