Understanding Skin Bumps on the Penis: Should You Be Concerned?
Chicken skin grafting on the penis? I have a question. When my penis gets erect, there are small white bumps on the skin that feel like chicken skin. Even when it's not erect, there are still these bumps. Is this a problem? I'm worried it might be a sexually transmitted...
Dr. Zhang Zhibo Reply:
Dear, your issue is benign ectopic sebaceous gland hyperplasia, also known as Fordyce's spots. You don't need to worry about it. You can take a look at the following website: http://en.wikipedia.org/wiki/Fordyce’s_spot.[Read More] Understanding Skin Bumps on the Penis: Should You Be Concerned?
Understanding Painful Groin Bumps: Causes and When to Seek Help
A painful lump has appeared in the groin area? Hello Doctor: For the past year or two, I have frequently developed a painful lump in the left groin area (upper thigh) before and after my menstrual period. It appears slightly red or skin-colored, has no head to squeeze (it seems t...
Dr. Cai Changlin Reply:
Hello, regarding your question, I would like to respond as follows: Due to the descriptions in your letter, it is not clear what the lesion looks like and its exact location (is it on the thigh or in the groin? The diseases associated with lesions in these two areas are completel...[Read More] Understanding Painful Groin Bumps: Causes and When to Seek Help
Understanding Acne: Causes, Care, and Minimizing Pore Size
Acne..? I am currently in high school. Why did my acne start in the first and second years of middle school and still continue to appear now? Is it because I don't wash my face often? Is it related to my pillow or towel? Also, when I look closely in the mirror, I notice that...
Dr. Zhang Zhibo Reply:
Hello, netizen: During normal puberty, the activity of sebaceous glands increases, leading to an increase in sebum production. Factors such as excessive keratinization of the pores and bacterial infections contribute to the development of acne. Washing your face can reduce sebum ...[Read More] Understanding Acne: Causes, Care, and Minimizing Pore Size
Understanding Oily Scalp: Seborrheic Dermatitis and Hair Loss Concerns
Oily skin!! Dr. Huang, I have a few questions for you! First, my scalp is very oily (as is my face). If I don't wash it for a day, it becomes itchy and greasy... Is this what is referred to as seborrheic dermatitis? Can seborrheic dermatitis lead to hair loss on the forehe...
Dr. Cai Changlin Reply:
Hello: In response to your question, the issue of an oily scalp is not solely related to seborrheic dermatitis; there are many potential causes for hair loss at the forehead area. It is not accurate to directly attribute hair loss in the frontal region of an oily scalp to seborrh...[Read More] Understanding Oily Scalp: Seborrheic Dermatitis and Hair Loss Concerns
Understanding Eczema: Causes of Thickening and Peeling Skin on Toes
Eczema 1. The reason your eczema-affected toes become rough and peel after applying the ointment could be due to several factors, including irritation from the medication, an allergic reaction, or the natural progression of eczema itself. It's important to monitor how your s...
Dr. Zhang Zhibo Reply:
Hello, online user: Eczema that has not healed for a long time can lead to chronicity, commonly known as "psoriasis," characterized by thickening and lichenification. This is a normal skin response to inflammation and can also result in hyperpigmentation (darkening of t...[Read More] Understanding Eczema: Causes of Thickening and Peeling Skin on Toes
Understanding Dermatological Treatments: Insights on Chemix Tables and DermaLean
excuse me? Doctor, what benefits does this medication have? My friend has been taking it for four months. She has red skin and went to see CHEMIX TABLES. "YU" is oral, while DERMALEAN is topical! It was prescribed by her doctor. However, after taking it for nine months,...
Dr. Cai Changlin Reply:
Hello: The oral medication your friend is using is likely an anti-inflammatory, while the topical medication is aimed at treating conditions such as rashes, acne, or infections. Of course, the usage of medications can vary among different physicians. It is advisable for your frie...[Read More] Understanding Dermatological Treatments: Insights on Chemix Tables and DermaLean
Is It Folliculitis? Understanding Skin Issues in Sensitive Areas
Is it really folliculitis?! It's so distressing!! Hello, Doctor: Recently, I have developed lesions on the inner thighs, buttocks, and near the anus, the cause of which is unknown! Initially, the affected area appeared as a red, swollen lump about the size of a five-dollar c...
Dr. Cai Changlin Reply:
Hello: Since I cannot see your lesions in person and can only rely on your written description, the information provided is somewhat insufficient. In addition to folliculitis, other possibilities such as bacterial infections, inflammatory cysts, or other conditions could also cau...[Read More] Is It Folliculitis? Understanding Skin Issues in Sensitive Areas
Understanding Folliculitis: Causes, Symptoms, and Treatment Options
Is it folliculitis? Doctor, I have a follicle under my armpit that seems to have a small opening. I can see a white substance at the follicle's opening, and when I squeeze it, I can expel more of this white material, which feels like it won't stop. I'm hesitant to ...
Dr. Zhang Zhibo Reply:
Dear Ann: The symptoms you described are commonly known as a pilar cyst, medically referred to as an epidermoid cyst. This usually occurs after skin injury (such as squeezing a pimple or scratching), causing a portion of the epidermis to be encapsulated by new skin, resulting in ...[Read More] Understanding Folliculitis: Causes, Symptoms, and Treatment Options
Understanding STD Transmission Risks from Shared Sex Toys
Regarding the transmission routes of sexually transmitted infections (STIs)? If a masturbation sleeve used by someone with a sexually transmitted infection (STI) is used, is there a high chance of contracting an STI? Is there still a risk of infection through this non-direct flui...
Dr. Hong Zhengsheng Reply:
Hello: Q: If I use a masturbation sleeve that has been used by someone with a sexually transmitted infection (STI), is there a high chance of contracting an STI? A: Based on the medical literature I have reviewed, there is no definitive data published on this matter. Q: Is there ...[Read More] Understanding STD Transmission Risks from Shared Sex Toys
Skin Issues from Frequent Hand Exposure to Water: Causes and Remedies
People who frequently soak their hands in water? My grandmother and a lady I know who sells buffet meals seem to have frequent exposure to water, which has caused wounds on their hands that are difficult to heal. What could be the cause of this condition? Are there any effective ...
Dr. Zhang Zhibo Reply:
Dear kuan861, Hello! Common skin conditions for individuals who frequently come into contact with water include contact dermatitis, fungal infections, bacterial infections, and dyshidrotic eczema, among others. Since itching can lead to scratching and subsequent skin inflammatio...[Read More] Skin Issues from Frequent Hand Exposure to Water: Causes and Remedies
Understanding Topical Treatments for Nail Fungus: Ketoconazole vs. Other Options
Questions about topical medications for nail fungus? Hello Doctor, I would like to ask you about my left thumb, which has a fungal nail infection. However, the doctor said it seems to be in the early stage, with only a small area affected, where the nail has thickened and has a...
Dr. Jiang Zheen Reply:
Before applying the medication, file the nails first, then apply the medication. Traditional topical treatments are generally less effective. Currently, the most effective medication known is Lamisil, but it requires out-of-pocket expenses of about 2700 NTD. It is better to file ...[Read More] Understanding Topical Treatments for Nail Fungus: Ketoconazole vs. Other Options
Understanding Cellulitis: Causes, Wound Care, and Recurrence Risks
Cellulitis and Wound Care Hello, I would like to ask about how cellulitis forms. How should I care for the wound to promote faster healing? After recovery, is there a chance of recurrence? Thank you! 2007/12/15
Dr. Zhang Zhibo Reply:
Dear Angela: Cellulitis is an infection of the skin and soft tissues that extends into the dermis. The causes include any skin wounds (whether visible or not), such as abrasions, scratches, trauma, surgical wounds, tinea pedis, varicose veins, chronic ulcers, open fractures of th...[Read More] Understanding Cellulitis: Causes, Wound Care, and Recurrence Risks
Laser Mole Removal: Aftercare, Costs, and Scar Prevention Tips
Laser mole removal How long do I need to use sunscreen after laser mole removal before I can return to normal activities without excessive sun protection? If the mole is not completely removed and grows back after a month, will I need to pay for the removal procedure again, or ju...
Dr. Huang Ruiyun Reply:
Hello: In fact, sun protection is a lifestyle habit. While it doesn't have to be overly meticulous to the point of affecting daily activities, the more sun exposure you have, the higher the incidence of moles. If you are really concerned about the presence of moles, you shou...[Read More] Laser Mole Removal: Aftercare, Costs, and Scar Prevention Tips
Can Pubic Lice Spread to Hair on the Head? Expert Insights
Pubic lice Hello, Dr. Chang: Can pubic lice move to the hair on the head?
Dr. Zhang Zhibo Reply:
Dear Fred: Although pubic lice are most commonly found in the pubic area, they can also exist in areas with hair, such as eyelashes and scalp hair. Since this condition is classified as a sexually transmitted infection, it is essential to seek treatment as soon as possible. Addit...[Read More] Can Pubic Lice Spread to Hair on the Head? Expert Insights
Understanding Itchy Skin During Menstruation: Causes and Solutions
Menstruation is here. There is itching in the genital area? Recently, I've been experiencing itching in my lower body due to my menstrual period. I'm not sure why, but my genital area and the inner thighs are also very itchy. I've noticed that when I wash during th...
Dr. Huang Ruiyun Reply:
Hello: It is not possible to diagnose an infection online. I recommend that you pay attention to the following: wear breathable cotton underwear on a daily basis, and during your menstrual period, choose ultra-thin sanitary pads with a delicate surface and breathable outer layer....[Read More] Understanding Itchy Skin During Menstruation: Causes and Solutions
Understanding Skin Bumps: Causes and Solutions for Your Concerns
Skin has raised bumps? Hello, doctor... I often have lumps on my skin that feel like they are swelling from the inside. They can be large or small, and sometimes they appear on my hands, back, and lips. Why is this happening? My diet is the same as before, and I haven't eate...
Dr. Zhang Zhibo Reply:
Hello Mingfu, your issue is likely urticaria, which can sometimes be caused by medications, infections, or environmental allergens, not necessarily food-related. I recommend consulting a dermatologist to confirm the diagnosis and receive appropriate treatment. Thank you for your ...[Read More] Understanding Skin Bumps: Causes and Solutions for Your Concerns
Managing Frozen Nail Syndrome: Symptoms, Treatment, and Care Tips
Onychomycosis I have had a fungal nail infection for a long time... I removed the nail once, and now that it has grown back, the symptoms of the infection have recurred, and there are granulation tissues forming... What should I do? Should I cut the granulation tissue myself? The...
Dr. Jiang Yujiao Reply:
Dear Xiao and Da P: For frozen nails, granulation tissue needs to be treated by a dermatologist. In addition to topical and oral medications for frozen nail treatment, keep the nails (fingernails and toenails) trimmed short, wear shoes with a wide toe box, and avoid vigorous exer...[Read More] Managing Frozen Nail Syndrome: Symptoms, Treatment, and Care Tips
Understanding Vasculitis: Treatment Options and Prognosis
Please ask your questions related to vasculitis? Hello, could you please tell me about the current treatment methods for vasculitis? Is there a possibility of cure or symptom relief? If symptoms improve, can medications be stopped or dosages reduced? Additionally, is there a poss...
Dr. Zhang Zhibo Reply:
Dear Liu: Vasculitis is a disease characterized by inflammatory responses and necrosis affecting blood vessels, which can involve one or multiple organs and vessels. Symptoms may include unexplained fever, weight loss, and persistent loss of appetite, which are nonspecific compla...[Read More] Understanding Vasculitis: Treatment Options and Prognosis
Understanding Chickenpox and Shingles: Your Questions Answered
Questions about chickenpox and shingles? Hello, Dr. Zhang. I have never had chickenpox, but my wife had it when she was young. Over the past few years, my wife has experienced shingles, although it was only a small patch and it has improved over time. During that period, my wife ...
Dr. Zhang Zhibo Reply:
Hello, Xiao Bai: Indeed, the initial infection with the varicella-zoster virus can cause symptoms of chickenpox in the infected individual, especially if they have close contact with someone who has vesicular lesions. However, your wife's symptoms of "shingles, although...[Read More] Understanding Chickenpox and Shingles: Your Questions Answered
How to Check if Your Hair Follicles Are Still Alive?
How to check if hair follicles are still present? I saw a news story yesterday about a woman who nearly lost her life due to a hair washing incident, which could potentially leave her permanently bald. I would like to ask the doctor about my own scalp issues. I have been experien...
Dr. Zhang Zhibo Reply:
Hello, Xiao N: In fact, the news often highlights sensational stories to inform the public. The elderly woman in question may have multiple systemic diseases such as compromised immunity, diabetes, and heart disease, which can affect the scalp's resistance. The scalp has goo...[Read More] How to Check if Your Hair Follicles Are Still Alive?