Understanding Skin Spots Near the Belly Button: Causes and Concerns
Small spots near the navel? Hello Doctor: I recently noticed that I have about five small spots around my navel, some darker and some lighter. A long time ago, it seemed like there was only one, and I always thought it was a faint mole. Today, I feel like it has increased in numb...
Dr. Jiang Yujiao Reply:
Hello! There are five small spots next to the navel, varying in color and depth. To determine their nature, it is important to assess whether they are flat or raised, their size, and any accompanying symptoms. It is recommended that you visit a nearby dermatology clinic for evalu...[Read More] Understanding Skin Spots Near the Belly Button: Causes and Concerns
Understanding and Treating Urticaria Scars: Causes and Solutions
Urticaria scars I would like to ask about my skin allergy, which is similar to urticaria. During high school, I had flare-ups on my legs, but I tried my best not to scratch them. After a season, my legs gradually improved. However, after healing, I noticed the appearance of brown...
Dr. Zhang Zhibo Reply:
Hello: Urticaria can cause skin inflammation, which may lead to post-inflammatory hyperpigmentation. This usually resolves completely within six months. If the results are not satisfactory, medication can be used for treatment.[Read More] Understanding and Treating Urticaria Scars: Causes and Solutions
Understanding and Managing Red Moles: When to Seek Help
Hemangioma I have developed many red spots on my arms and body that look like moles. The last time I saw a doctor, they said it was nothing to worry about, but they keep increasing in number, and I'm a bit concerned. Could you please advise me on how to handle this?
Dr. Zhang Zhibo Reply:
Hello: These small tumors are called "cherry hemangiomas." They are generally not associated with systemic diseases. If you are concerned, you can have them removed with laser treatment; however, if they are too deep, there is a risk of scarring. It is advisable to moni...[Read More] Understanding and Managing Red Moles: When to Seek Help
Should You Squeeze Blackheads? Expert Advice for Teen Skin Care
Should blackheads be squeezed out? My niece is currently in the first year of junior high school, 13 years old, and is going through puberty. As a result, she has a lot of acne on her face and back, and since she has oily skin and has developed earlier, she has noticeable blackhe...
Dr. Zhang Zhibo Reply:
Hello: The recommended method for treating blackheads is to use medications for gentle exfoliation, which can be effective. Medications that can be used include retinoids (such as tretinoin), salicylic acid, and alpha hydroxy acids (AHAs) – it's best to have a dermatologist ...[Read More] Should You Squeeze Blackheads? Expert Advice for Teen Skin Care
Understanding Marble Skin Disease: Causes and Treatment Options
White patches may appear on the elbow? From the back of the hand to the elbow, there are skin changes resembling marbled patterns with red and white spots. I previously consulted a dermatologist who mentioned something about "marble-like atopic" conditions, but I apolog...
Dr. Zhang Zhibo Reply:
Hello: Marble skin rash is more common in children, so the likelihood for your age is low. The red and white pattern resembles a tinea infection; it would be advisable to consult a few more physicians for further evaluation![Read More] Understanding Marble Skin Disease: Causes and Treatment Options
Understanding Small Red Rashes on Your Child's Chest: Causes and Care
Small red rashes all over the chest? Hello Dr. Huang: I have an eight-year-old boy at home who suddenly developed a large area of small red spots on his chest yesterday. They are neither painful nor itchy, and some have started to crust over. What could this be? Should we apply a...
Dr. Huang Ruiyun Reply:
Hello: I apologize, but according to regulations, a physician cannot make a diagnosis without personally examining the patient. If the child does not have symptoms such as fever, loss of appetite, decreased activity, or seizures, you may continue to observe. If any of the aforeme...[Read More] Understanding Small Red Rashes on Your Child's Chest: Causes and Care
Understanding White Bumps on the Genitals: Causes and Treatment Options
On top of the genitalia? Doctor, I have a white spot on my genital area. It's not very white, and you can only see it when I pull the skin back; it doesn't look like acne on the surface. When I try to squeeze it, it feels like it's between the skin and the underlyi...
Dr. Jiang Zheen Reply:
It is recommended to establish the issues during the outpatient visit before deciding on subsequent treatment.[Read More] Understanding White Bumps on the Genitals: Causes and Treatment Options
Understanding Red Spots: Could They Indicate Lupus or STDs?
Purpura Doctor Zhang: Hello, I have several areas of erythema on my arms, waist, and chest. They are not itchy or painful. Could this be related to lupus erythematosus or a sexually transmitted infection? I have heard that tertiary syphilis can present this way. Is that correct? ...
Dr. Zhang Zhibo Reply:
Hello Simon: The description of "red spots, not itchy or painful" is quite common and has many possible causes. Regarding the two conditions you mentioned, let me explain: The rashes associated with lupus erythematosus can present in various forms, with typical manifest...[Read More] Understanding Red Spots: Could They Indicate Lupus or STDs?
Understanding Blistering Disorders: Are Skin Blisters a Sign of Cancer Metastasis?
Blistering conditions My father has been hospitalized for nearly a month due to diarrhea. After discovering an enlargement in the rectum, a CT scan revealed enlarged arterial lymph nodes, suspected to be a tumor. A colonoscopy was arranged, but only a partial biopsy was taken, wh...
Dr. Zhang Zhibo Reply:
Hello: Bullous diseases are a type of immune system disorder, and there are several possibilities for your condition: (1) Pemphigus vulgaris, which is the most severe form, typically occurs at a younger age and may present with oral ulcers; some cases are associated with tumors. ...[Read More] Understanding Blistering Disorders: Are Skin Blisters a Sign of Cancer Metastasis?
Effective Long-Term Solutions for Facial Pigmentation After Pregnancy
Spot removal Hello: I originally had spots on my cheekbones due to melanin deposition, which became more pronounced after giving birth. The areas on both sides are about the size of a 50 NT dollar coin each. I would like to know what permanent and long-lasting options are current...
Dr. Jiang Yujiao Reply:
Hello: After giving birth, there are areas of hyperpigmentation on both sides of the cheekbones, each about the size of a 50 NT dollar coin. To assess the pigmentation, the color, shape, depth, and degree of fusion of the spots should be evaluated to determine whether it is 1. me...[Read More] Effective Long-Term Solutions for Facial Pigmentation After Pregnancy
Understanding Red Spots on the Chest: Causes and Treatments
Erythema on the chest Recently, red spots have appeared on my chest. What could this condition be?
Dr. Zhang Zhibo Reply:
Hello: Please describe your problem in detail. There are too many possibilities to provide an answer. It is advisable to consult a nearby physician.[Read More] Understanding Red Spots on the Chest: Causes and Treatments
Understanding Scalp Acne: Causes, Symptoms, and Treatment Options
The presence of pimples with pus on the scalp, accompanied by itching, hair loss, and a pinkish scalp, may indicate a condition such as folliculitis or seborrheic dermatitis. It is advisable to consult a healthcare professional for an accurate diagnosis and appropriate treatment?...
Dr. Jiang Yujiao Reply:
Hello: Based on your symptoms, it appears that you have seborrheic dermatitis accompanied by folliculitis on your scalp. You can use anti-dandruff shampoo and, if necessary, take antibiotics or apply topical ointments. Since this is a chronic condition, managing the symptoms is k...[Read More] Understanding Scalp Acne: Causes, Symptoms, and Treatment Options
Understanding Black Spots on the Glans: Causes and Treatments
Black spots on the glans? Hello: There are black spots on the glans that look a bit like the remnants of eczema, but they are not itchy or painful at all. Should I be concerned about this? If medication is needed, what should I apply?
Dr. Zhang Zhibo Reply:
Hello: The symptoms you described are known as "post-inflammatory hyperpigmentation." Generally, it tends to fade within a few months. If treatment is desired, topical whitening agents can be used; however, due to their potential for irritation, the concentration should...[Read More] Understanding Black Spots on the Glans: Causes and Treatments
Understanding Seborrheic Dermatitis: Causes and Hair Loss Concerns
Does seborrheic dermatitis cause this phenomenon? Hello Doctor: Last year, I visited a dermatologist and was diagnosed with early-stage androgenetic alopecia and seborrheic dermatitis. The doctor prescribed a topical solution to apply when I experience redness and itching. Now th...
Dr. Zhang Zhibo Reply:
Hello: The medication you mentioned is a topical corticosteroid, which is generally used until the condition is completely resolved before discontinuation. Sometimes, raised tumors may appear (likely seborrheic keratosis, commonly known as age spots). This is not exclusive to the...[Read More] Understanding Seborrheic Dermatitis: Causes and Hair Loss Concerns
Understanding Laser Spot Removal: Risks, Results, and Aftercare
Laser Spot Removal Hello, doctor. I previously went to a regional hospital for laser spot removal. The procedure involved treating each spot with a single pulse, which felt like being flicked with a rubber band. After the treatment, the spots temporarily enlarged and then formed ...
Dr. Huang Ruiyun Reply:
There are many types of lasers, each with different indications, as well as some overlapping similarities. It is crucial to have an accurate diagnosis, select the appropriate device, and perform the procedure correctly. If your spots are superficial, there are quite a few options...[Read More] Understanding Laser Spot Removal: Risks, Results, and Aftercare
Understanding Skin Issues: Causes and Solutions for Red Bumps
Skin issues! The third image shows two red spots. These types of red spots usually appear after the skin has been itchy.
Dr. Zhang Zhibo Reply:
Hello: It appears to be urticaria, which can be treated with oral medication; topical treatments are generally less effective.[Read More] Understanding Skin Issues: Causes and Solutions for Red Bumps
Understanding Unilateral Facial Rashes: Causes and Concerns
Facial rash, present only on the right side of the face? Hello Doctor: In the past month, I have developed 5-7 red spots on the right side of my face, specifically near the right side of my mouth. These spots are about the size of a typical mole, but they are neither itchy nor pa...
Dr. Lin Mingxiu Reply:
Hello: 1. There are many possible causes for facial rashes, including acne, folliculitis, eczema, insect bites, and rosacea. Based on your description, the bump on your right hand is most likely an insect bite or eczema. A definitive diagnosis should be confirmed by a dermatolo...[Read More] Understanding Unilateral Facial Rashes: Causes and Concerns
Understanding Skin Issues: Dryness vs. Hives in Winter
Skin issues Hello, I previously inquired about experiencing a prickling sensation on my skin during winter. I'm unsure whether it is due to dry skin, hives, or something else. I have taken photos of the red spots that occur with the symptoms. Would it be possible to send the...
Dr. Zhang Zhibo Reply:
Hello: If necessary, it is better to consult a nearby dermatologist for treatment. You can also upload images to a free image hosting service (which is usually provided by general ISPs or portal websites) and then share the link.[Read More] Understanding Skin Issues: Dryness vs. Hives in Winter
Understanding Irregular Black Spots on the Penis: Causes and Concerns
Penile black spots Hello, there are some (7-9) black spots behind the glans, irregularly shaped and elongated. Previously, after intercourse, there was redness and swelling of the glans, and the area with the black spots had some broken skin. After healing, I noticed some black s...
Dr. Jiang Yujiao Reply:
The black spot on the foreskin that is slightly raised requires visual examination and palpation for diagnosis and treatment. Please consult a nearby dermatologist.[Read More] Understanding Irregular Black Spots on the Penis: Causes and Concerns
Red Dots on Palms: Causes, Symptoms, and When to See a Doctor
Red spots on the palm? The doctor would like to ask if my palms seem to be allergic to something dirty, as both of my palms are covered with red spots, while my fingers are fine. It becomes particularly itchy when I sweat or come into contact with water, but it's not as bad ...
Dr. Zhang Zhibo Reply:
Hello: Your symptoms are more indicative of contact dermatitis. If it were a viral infection like enterovirus, you would typically experience gastrointestinal symptoms along with sore throat or blisters on the palms and soles (though symptoms in adults are usually not pronounced)...[Read More] Red Dots on Palms: Causes, Symptoms, and When to See a Doctor