Can Pimples Appear Near the Anus? Understanding Skin Issues in That Area
Can pimples develop near the anus? Recently, I noticed a small bump near my anus, in a hairy area, that looks similar to a pimple. It's about the same size as the pimples I usually get elsewhere, but it hasn't fully matured yet and doesn't have a whitehead. It is s...
Dr. Huang Ruiyun reply Dermatology
That's called folliculitis; we don't refer to it as acne. The duration for it to resolve can vary, and it can range from mild to severe. Sweating and being in a humid environment can make it more likely to occur.[Read More] Can Pimples Appear Near the Anus? Understanding Skin Issues in That Area
Understanding Facial Redness: Causes and Solutions for Sensitive Skin
The face is prone to redness? Hello: My face easily turns red, and it has been happening for a long time regardless of external stimuli. It turns as red as if I had been drinking alcohol, which has been a long-standing concern for me. I do not have a habit of drinking alcohol, an...
Dr. Huang Ruiyun reply Dermatology
Rosacea, originally referring to its color resembling that of dregs (red dregs), is often associated with the faces of heavy drinkers. In recent years, some scholars have suggested adopting the term "rosacea" to avoid the negative connotation. This condition is difficul...[Read More] Understanding Facial Redness: Causes and Solutions for Sensitive Skin
Understanding Moles: When to Worry About Changes and Cancer Risks
Please ask your questions regarding moles? Doctor, if a mole has uneven color, does that indicate a problem? I have two moles on the right side of my waist that I've had since birth (for 16 years). Today, I noticed that they have grown larger as I've aged. The larger on...
Dr. Huang Ruiyun reply Dermatology
*Raised moles often gradually lighten in color over the years, so the color may not be very uniform. *Larger than 0.6 cm. *After adulthood.[Read More] Understanding Moles: When to Worry About Changes and Cancer Risks
Is Surgery the Only Solution for Treating Body Odor?
Question Is surgery the only way to completely treat axillary odor, or are there other options available?
Dr. Huang Ruiyun reply Dermatology
When buying deodorant at a drugstore, roll-on types tend to be more effective. The most well-known brand is called Ban. Keep it in the bathroom and apply it to your underarms after showering each day for optimal results.[Read More] Is Surgery the Only Solution for Treating Body Odor?
Understanding the Effects of Topical Steroids on Skin and Joint Pain
Steroids Hello Dr. Huang: About three to four months ago, I experienced pain in the inner joint of my right wrist. Actions like writing with a pen or using scissors exacerbated the pain. Initially, I applied anti-inflammatory ointment continuously, but later sought treatment at a...
Dr. Huang Ruiyun reply Dermatology
Topical anti-inflammatory ointments that contain only non-steroidal anti-inflammatory drugs (NSAIDs) for pain relief will not cause skin atrophy or hypopigmentation; such side effects are associated with corticosteroids. The white discoloration may gradually fade over several mon...[Read More] Understanding the Effects of Topical Steroids on Skin and Joint Pain
Chronic Lip Cracking in Children: Causes and Effective Treatments
Chronic chapped lips - further inquiry? Thank you, Dr. Huang, for your prompt response! We have seen many dermatologists, and they usually conclude that he is licking his lips to relieve temporary dryness, which subsequently leads to worse lip inflammation. I have provided him wi...
Dr. Huang Ruiyun reply Dermatology
Lip balm or petroleum jelly has no medicinal or toxic properties, so it’s fine to apply it multiple times a day! Prescription ointments from a dermatologist should be used twice a day. Definitely avoid licking your lips.[Read More] Chronic Lip Cracking in Children: Causes and Effective Treatments
Understanding Paronychia: Antibiotic Duration and Care Tips
Paronychia Hello, Dr. Huang. I would like to ask you another question. How long does it usually take for antibiotics to take effect? I have been taking antibiotics for two days, and there hasn't been much change in the granuloma on my foot. Should I continue taking them? Add...
Dr. Huang Ruiyun reply Dermatology
Ingrown toenails are primarily caused by the nail embedding into the skin. Antibiotics are used to prevent and treat secondary bacterial infections, so taking antibiotics may be effective, but it may also require surgical intervention. Soaking the feet does not kill bacteria; it ...[Read More] Understanding Paronychia: Antibiotic Duration and Care Tips
Managing Heat-Induced Hives in Children: Medication and Dietary Tips
Urticaria Doctor, my child only develops hives when the weather is hot. Should we rely on medication to control this, or is there a specific cream we should apply? Recently, he has switched to drinking milk that contains allergens. Would that be better, or is hydrolyzed milk a be...
Dr. Huang Ruiyun reply Dermatology
If a child is irritable and uncomfortable, medication can be used for control; however, if the symptoms are not severe, it may be acceptable to leave them untreated. Topical medications are generally less effective than oral medications. The effectiveness of switching to a differ...[Read More] Managing Heat-Induced Hives in Children: Medication and Dietary Tips
Understanding Scar Removal Gels: Do They Really Work?
About scar removal gel? Hello Dr. Huang: I have a question regarding a product called Kangba Scar Removal Gel, developed by Max Pharmaceuticals in Germany. I have come across a lot of information, with some people believing it is ineffective, while others claim it works. Addition...
Dr. Huang Ruiyun reply Dermatology
Some medications in Europe have not received full approval and require large-scale double-blind studies to obtain reliable results. While their use may not pose significant issues, it is difficult to predict their expected effects.[Read More] Understanding Scar Removal Gels: Do They Really Work?
Understanding the Causes of Red Moles on the Chest and Upper Body
Red mole Dear Doctor: As the years go by, I have noticed an increasing number of small red spots on my chest and upper torso. Although they are not painful or itchy, I am very curious about how these small red spots are formed. Could you please take the time to enlighten me? Than...
Dr. Huang Ruiyun reply Dermatology
The marks of time come in many forms, and this is beyond human control; let it be.[Read More] Understanding the Causes of Red Moles on the Chest and Upper Body
Choosing the Right Skincare: Medical vs. Natural Products for Sensitive Skin
How to choose skincare products? I heard that long-term use of topical medications prescribed by dermatologists for treating acne can make the skin more sensitive. Is this correct? Initially, these treatments are very effective, but after stopping the medication, there may be sid...
Dr. Huang Ruiyun reply Dermatology
There are many types of medications for acne, and those that have exfoliating and comedolytic effects can make the skin more sensitive. There is no medication that can completely eradicate acne; if left untreated, it will recur not due to the medication but because it returns to ...[Read More] Choosing the Right Skincare: Medical vs. Natural Products for Sensitive Skin
Skin Issues from Military Service: Itchy Ankles and Treatment Options
Skin issues caused by military service? Hello Doctor: My friend has been experiencing itching on his ankles after wearing socks all day while in the military. Initially, there was only irritation from the sock lines, but once it starts itching, it becomes uncontrollable. After sc...
Dr. Huang Ruiyun reply Dermatology
I'm sorry, but online diagnosis and prescription are not allowed. If possible, I recommend trying a different type of socks that do not contain elastic materials. If the issue continues to be bothersome, please consult a dermatologist in person.[Read More] Skin Issues from Military Service: Itchy Ankles and Treatment Options
Dealing with Dead Skin and Odor on My Nail-Less Thumb
The underside of my thumb, where there is no nail, has developed dead skin and has an unpleasant odor? I have dead skin growing on the underside of my thumb, and it has a foul odor. I have a habit of picking at it, and although I try not to, it feels hard and uncomfortable. The a...
Dr. Huang Ruiyun reply Dermatology
I'm sorry, but online diagnoses are not permitted. If you're really troubled, please visit a dermatologist in person.[Read More] Dealing with Dead Skin and Odor on My Nail-Less Thumb
Understanding Antibiotics for Treating Nail Bed Infections
Antibiotics Hello Dr. Huang, I am currently studying in the United States and plan to return to Taiwan on the 28th of this month. However, I believe I have developed paronychia on my left big toe. About a month ago, I suspected that my toenail had ingrown, but I did not address i...
Dr. Huang Ruiyun reply Dermatology
1. Feasible. 2. Drink plenty of water when taking medication; do not let the capsule dissolve before reaching the stomach. If symptoms do not improve, try eating something to see if it helps.[Read More] Understanding Antibiotics for Treating Nail Bed Infections
Understanding Genital Itching: When to See a Dermatologist or Urologist
Genital itching? I often experience itching in my genital area, particularly at the base of my penis. Should I see a dermatologist or a urologist? Thank you.
Dr. Huang Ruiyun reply Dermatology
Dermatology. There is a higher proportion of female dermatologists, but if you feel uncomfortable, it's advisable to inquire beforehand whether the doctor is male.[Read More] Understanding Genital Itching: When to See a Dermatologist or Urologist
Chronic Chapped Lips in Children: Causes and Effective Treatments
Chronic chapped lips? The child is 8 years old and has had dry lips since a young age, requiring lip balm during the winter. Since last autumn, the condition has worsened significantly. We have consulted several clinics and hospitals (both Western medicine and Traditional Chinese...
Dr. Huang Ruiyun reply Dermatology
First, pay attention to whether the child has a habit of licking their lips. If they do, it is essential to break this habit, as saliva can damage the lips and skin. Although licking the lips may provide temporary relief from dryness, it can lead to more severe inflammation after...[Read More] Chronic Chapped Lips in Children: Causes and Effective Treatments
Understanding Skin Itch and Red Bumps: Allergy Insights and Solutions
Itchy skin with red spots? Hello Dr. Huang, I have a history of allergies and have experienced upper respiratory allergies, but I have never had skin allergies before. About two months ago, I started experiencing itching on my skin (on my arms and calves), and it appeared as rais...
Dr. Huang Ruiyun reply Dermatology
In general, online diagnoses should not be made due to a high rate of misdiagnosis; it is essential to see the patient in person. Based on your description, you might have keratosis pilaris. You could try using lotions that contain AHA or lactic acid to see if they improve your c...[Read More] Understanding Skin Itch and Red Bumps: Allergy Insights and Solutions
Managing Eczema: Tips for Itchy Skin and Scar Prevention
Atopic dermatitis I tend to scratch mosquito bites until they break the skin, which leaves scars. Regardless of whether I've just showered or am sweating, the itching persists. As a result, I have many scars on my hands and legs. What should I do?
Dr. Huang Ruiyun reply Dermatology
Use mosquito repellent for prevention. Because post-exposure remedies require the use of potent corticosteroids to suppress the immune response and relieve itching, prevention is the best strategy. Your symptoms do not fit the definition of atopic dermatitis.[Read More] Managing Eczema: Tips for Itchy Skin and Scar Prevention
3M Beauty Gel vs. Silicone Tape: Which is Better for Surgery Scars?
Could you please provide more context or specify what information you would like regarding 3M beauty tape and silicone tape? Hello Dr. Huang: I would like to ask which is better for surgical scars, 3M beauty gel or silicone gel? Which one will make the scars less noticeable? Than...
Dr. Huang Ruiyun reply Dermatology
3M beauty gel is suitable for use immediately after surgery, as it can prevent the sutured wound from widening due to the tension from daily activities. If the scar is flat, continue using it for more than six months (if you have the patience). If the scar is raised, switch to si...[Read More] 3M Beauty Gel vs. Silicone Tape: Which is Better for Surgery Scars?
Understanding Unexplained Skin Rashes: Causes, Treatment, and Concerns
Skin rash The patient attended a gathering in Shenkeng, Taipei, and afterward developed a rash on both arms (uniformly distributed spots all over the arms). Upon visiting the hospital for treatment, the doctor was unable to provide a definitive diagnosis. Initially, there was sus...
Dr. Huang Ruiyun reply Dermatology
According to your description, the skin condition has improved, and the "post-inflammatory hyperpigmentation" will fade away after a year and a half. There is not much to be done, and there is no need to worry.[Read More] Understanding Unexplained Skin Rashes: Causes, Treatment, and Concerns