Spots, Dermatology FAQ - Page 31

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Red Dots on Face After Fever: Causes and Solutions Explained

After a fever, red spots appear all over the face (the skin remains smooth)? Hello Dr. Huang: A few nights ago, I experienced a sudden high fever and persistent vomiting. The next day, my family pointed out that my face was covered in red spots. Initially, I thought it was acne, ...


Dr. Huang Ruiyun Reply:
Hello: You may have experienced small bleeding spots due to increased vascular pressure from vomiting, leading to microvascular rupture. If this is the case, these red spots will gradually disappear on their own in a few days. This is a speculation; a definitive diagnosis can onl...

[Read More] Red Dots on Face After Fever: Causes and Solutions Explained


Effective Laser Treatments for Facial Spots: What You Need to Know

Post-laser surgery 1. Is the laser treatment effective if the spots only resulted in redness and swelling without any bleeding or scabbing? 2. Which type of laser is most effective for quickly removing spots? 3. How many days after laser surgery can a triple-action ointment b...


Dr. Huang Ruiyun Reply:
Hello: 1. It may still be effective; your spots are of a type that cannot be completely removed in one session. 2. Ruby laser, but it is currently a rare and precious model. 3. The wound will heal in about a week. 4. The results are not satisfactory. Wishing you success.

[Read More] Effective Laser Treatments for Facial Spots: What You Need to Know


Understanding Unexplained Red Bumps on Skin: Causes and Concerns

Sudden appearance of small red bumps on the skin? Hello Dr. Huang: In the past few days, I have noticed some small red spots appearing on my skin (on my chest, arms, palms, and calves) for no apparent reason. They are slightly raised, light red spots with a diameter of about 0.1 ...


Dr. Huang Ruiyun Reply:
Hello: One of the agreements that consulting physicians on this website must follow is that consultations are limited to medical inquiries only; no diagnoses or prescriptions will be provided. If a consultation is needed, patients are advised to visit a hospital. Therefore, for a...

[Read More] Understanding Unexplained Red Bumps on Skin: Causes and Concerns


Is Hair Dye Safe for Those with Pityriasis Rosea?

Can individuals with pityriasis rosea dye their hair? Hello Dr. Huang, I would like to ask you about something. I have never had pityriasis rosea before, but this year I started experiencing it, and it has been recurring for almost 10 months. Sometimes I even have 1-2 spots on my...


Dr. Huang Ruiyun Reply:
Hello: The main concern with hair dyeing is whether it can trigger allergies (contact dermatitis). It is recommended that you first mix a few drops of the hair dye (which should consist of two components) to create a test solution, and apply it to clean skin. Try not to wash or r...

[Read More] Is Hair Dye Safe for Those with Pityriasis Rosea?


Understanding Red Spots on Infants' Eyelids: Causes and Solutions

Red spots on the eyelid? A two-month-old infant has developed a red patch on the eyelid that resembles a rash but is not quite the same. Initially, it would disappear quickly, but now it has not only persisted but is also getting larger. The eye itself is not swollen. I would lik...


Dr. Huang Ruiyun Reply:
Hello: I'm sorry, but it is not possible to diagnose diseases online. Please take your baby to see a pediatrician or a dermatologist in person, or you can consult the doctor during a children's health check-up or vaccination. Wishing you safety.

[Read More] Understanding Red Spots on Infants' Eyelids: Causes and Solutions


Understanding Acne in Adolescents: Causes and Solutions

Acne vulgaris in the brain? Hello Dr. Huang: My daughter started her menstruation around the 4th or 5th grade (I’m not sure if that’s too early, but her menstrual cycle seems normal). Since the 4th grade, she has been experiencing acne, and now in the 2nd year of junior high, she...


Dr. Huang Ruiyun Reply:
Hello: There is no definitive cure for acne; fighting acne is essentially a long-term battle, typically lasting at least three months. If you are truly concerned about your acne, you should continue to follow up with that physician to find the most suitable treatment for you. For...

[Read More] Understanding Acne in Adolescents: Causes and Solutions


Understanding Itchy Skin: Causes and When to Seek Medical Help

The skin may itch? I went hiking on Sunday and encountered rain. I took shelter outside a restroom, and since I was wearing shorts, my legs got wet from the rain, causing them to itch. The next day, I noticed small red spots, and they especially itch in the evening. Could this be...


Dr. Guo Fengsheng Reply:
It is likely not caused by rainwater, but rather by outdoor insect bites. If the itching persists, please visit a nearby dermatologist.

[Read More] Understanding Itchy Skin: Causes and When to Seek Medical Help


Understanding Drug Allergies: Symptoms, Duration, and Dietary Considerations

Suspected drug allergy Dr. Huang: On September 13, I experienced chills and took a cold medicine (a Japanese original product, Yaxinbao cold soft capsules) that I had never taken before. On the morning of September 14, I woke up to prepare for work and noticed itching on my body....


Dr. Huang Ruiyun Reply:
Hello: This is urticaria, which can have many possible causes, including medications and the common cold. The duration of the condition can vary, and it is unpredictable. It is recommended to currently take antihistamines to control the urticaria and maintain quality of life. Wis...

[Read More] Understanding Drug Allergies: Symptoms, Duration, and Dietary Considerations


Managing Red Bumps and Discomfort in the Groin Area: A Dermatological Guide

Swelling and redness in the groin area? Dr. Huang: I would like to ask you about some recent issues. I have developed three to four areas of red raised lesions on the skin of my scrotum. I visited a doctor who diagnosed it as neurodermatitis (triggered by stress and lack of sleep...


Dr. Huang Ruiyun Reply:
Hello: I apologize, but according to regulations, a diagnosis cannot be made without personally examining the patient. In other words, online diagnosis is not permitted. It seems that your condition has changed and does not align with the original diagnosis. I recommend that you ...

[Read More] Managing Red Bumps and Discomfort in the Groin Area: A Dermatological Guide


Addressing Hair Loss and Age Spots: Expert Dermatological Insights

Hair loss and spots on the back of the hands? Hello Dr. Du, I have been troubled by two issues in recent years. The first is that my hairline has receded at the forehead, and the hair on the crown of my head has also become sparse, making it difficult to maintain my hairstyle. I...


Dr. Du Zhiqiang Reply:
Hello, if there is thinning hair in the frontal area with an M-shaped hairline receding, and the individual is over 30 years old, it may be androgenetic alopecia. Even if there is no obvious hereditary pattern in the previous generation, there could be a skipped generation inheri...

[Read More] Addressing Hair Loss and Age Spots: Expert Dermatological Insights


Understanding Sudden Mouth Blisters: Causes and When to See a Doctor

Blister-like lesions in the mouth? Hello, I have developed strange blisters in my mouth, described as follows: 1. The blisters suddenly appear and swell (up to the size of half a grain of rice), and when I notice them, they usually burst within one to two hours. 2. The location i...


Dr. Huang Ruiyun Reply:
Hello: This is a minor salivary gland, so there is no need to worry. If you have any questions, please visit an otolaryngologist in person. Wishing you safety.

[Read More] Understanding Sudden Mouth Blisters: Causes and When to See a Doctor


Understanding Dyshidrotic Eczema and Its Misdiagnosis as STDs

Sweat blisters; rash. Masturbation? I previously had pompholyx on my hands, and now I have small red spots on my genitals. Could this be a sexually transmitted infection or pompholyx (I have not had sexual experience)? If it is pompholyx, will applying pompholyx medication help? ...


Dr. Du Zhiqiang Reply:
Hello, please come to our hospital for an evaluation. Wishing you peace and health. Sincerely, Dr. Du Zhi-Liang, Director of the Dermatology Department, Taoyuan Hospital, Ministry of Health and Welfare.

[Read More] Understanding Dyshidrotic Eczema and Its Misdiagnosis as STDs


Why Are My Hands Peeling? Common Skin Issues Explained

The skin on my hands keeps peeling? Doctor Huang, I have been experiencing some issues with my hands lately. My fingers have some small, grain-like spots, and after taking a shower, my skin has been peeling continuously. The skin on each of my fingers is peeling. Additionally, on...


Dr. Huang Ruiyun Reply:
Hello: I suggest that you use petroleum jelly or hand cream to care for your hands and feet, and avoid peeling the skin. If the issue persists, please visit a dermatologist in person. Wishing you well.

[Read More] Why Are My Hands Peeling? Common Skin Issues Explained


Effectiveness of Liquid Nitrogen Laser for Treating Facial Spots

Cryolaser Is liquid nitrogen cryotherapy effective for spots that have been present since elementary school? The spots are concentrated on the left side of the face and neck. What are the post-operative care instructions? Thank you.


Dr. Huang Ruiyun Reply:
Hello: "Cryotherapy with liquid nitrogen" is not the same as "laser treatment"; the two are completely different. You should personally visit a dermatologist for an examination, diagnosis, and to evaluate the best course of action. I'm sorry, but online d...

[Read More] Effectiveness of Liquid Nitrogen Laser for Treating Facial Spots


Understanding Age Spots and Dark Spots: Treatment Options Explained

Age spots and dark spots issues? Hello Dr. Du, I have had some concerns regarding skin issues for a long time and would like to seek your advice on a few matters: 1) I have several brown spots on my hands, about the size of a pea. I have heard that these are age spots. Can this...


Dr. Du Zhiqiang Reply:
Hello, age spots or sun spots are skin conditions commonly found in middle-aged and older adults, varying in size from a few millimeters to several centimeters. They are characterized by flat and slightly raised patches or lesions, primarily occurring on the face, forearms, and l...

[Read More] Understanding Age Spots and Dark Spots: Treatment Options Explained


Understanding Brown Spots on Your 14-Year-Old's Skin: Causes and Solutions

Skin issues My child is 14 years old and has several dozen brown spots, each about 0.5 cm in diameter, on the back of the neck. What could be the issue?


Dr. Du Zhiqiang Reply:
Dear Esther: 14 years old, a 0.5 cm brown lesion on the back of the neck. Without a clinical examination, it is difficult to make a judgment. Please come to the hospital for evaluation. Wishing you health and safety. Sincerely, Dr. Du Zhi-Liang, Director of Dermatology, Taoyuan H...

[Read More] Understanding Brown Spots on Your 14-Year-Old's Skin: Causes and Solutions


Understanding Red Spots on Skin: Causes and Concerns

Skin issues I'm sorry, doctor, but sometimes when I get bitten by mosquitoes on my arm and scratch it, I notice small red spots appearing. I'm not sure if it's because I'm scratching too hard or what, but sometimes after scratching, these spots don't appe...


Dr. Mao Mingya Reply:
Hello: Based on your description, it is possible that you are experiencing either petechiae or dermatitis, both of which can present as red pinpoint spots. If you are scratching too hard, it may cause petechiae. The rash associated with dermatitis is eczema rather than bleeding. ...

[Read More] Understanding Red Spots on Skin: Causes and Concerns


Understanding Brown Spots on Your Face: Causes and Treatments

Spots on the face? Hello, doctor: I have a lot of brown spots on my face. What could be the cause of this? I didn't have them before, but they started appearing after sun exposure. Is there a way to get rid of these spots?


Dr. Mao Mingya Reply:
Hello: Sun exposure can easily lead to the development of spots, and existing spots may also darken in color. These spots include sun spots, freckles, melasma, and seborrheic keratosis. To remove them, one can use topical creams or undergo laser treatment; however, the effectiven...

[Read More] Understanding Brown Spots on Your Face: Causes and Treatments


Understanding Skin Spots: Should You See a Dermatologist or Cosmetic Specialist?

Spot issues Hello, Dr. Du. I previously visited a clinic regarding some spots, and the doctors advised against removing them due to potential side effects. I would like to hear your opinion. If I still want to remove the spots, should I first see a dermatologist or a medical aest...


Dr. Du Zhiqiang Reply:
Dear Joanna, Hello, whether to "remove" spots is a matter of aesthetics and personal preference; there is no absolute yes or no. However, it is essential to first visit a clinic to determine the type of spots, whether they can be removed, and what methods can be used f...

[Read More] Understanding Skin Spots: Should You See a Dermatologist or Cosmetic Specialist?


How to Treat Enlarged Pores and Acne Scars Effectively?

I would like to inquire about the issue of pore scars? I have been dealing with acne since middle school, and although it’s not as severe now, my pores have become quite enlarged over time. Even with makeup, I can't cover them up, which is really disheartening. Additionally,...


Dr. Huang Ruiyun Reply:
Hello: Chemical peels with alpha hydroxy acids (AHAs) are certainly possible, but using a high concentration for the first time without caution may cause burns, resulting in a week of downtime. The effects vary from person to person; you can try doing four to five sessions to see...

[Read More] How to Treat Enlarged Pores and Acne Scars Effectively?


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