Keloid, Dermatology FAQ

Should You See a Dermatologist or Plastic Surgeon for Mole Removal?

Should I go directly to a plastic surgery department for mole removal? Hello Dr. Cheng, I have a protruding mole that is about 0.5 cm wide. After undergoing laser treatment at Huaji Hospital, it still grew back, although the color is lighter and the size remains the same. The doc...

Dr. Zheng Lizhen Reply:
Hello! Every incision leaves a mark, but this mark will gradually fade over time and become less noticeable, unless there is an infection, dehiscence, or a predisposition to keloid formation, in which case the scar will be more prominent. Sincerely, Dr. Cheng Li-Chen, Department ...

Understanding Tetracycline Effects on Skin and Tattoo Solutions for Scarring

Beauty products Question 1: What are the side effects of taking oral tetracycline, the yellow pill? Does it cause the skin to darken or become uneven in color? Does it also affect the healing rate or duration of pigment deposition? Will it cause enlarged pores? Are there any othe...

Dr. Chen Yiying Reply:
Hello, in response to your questions: 1. Tetracycline antibiotics are commonly used to treat acne. They can cause tooth discoloration and affect bone growth in children and fetuses, but are generally considered safe for adults. Common side effects include nausea, vomiting, and ...

Laser Scar Removal: Costs, Recovery Time, and Services in Keelung

Scar Doctor, I have a scar on my leg and I would like to remove it using laser treatment. How much does it typically cost to remove one scar? How long does it take to recover after the procedure? Does Keelung Hospital offer this service?

Dr. Chen Yiying Reply:
There are several types of scars, including atrophic scars, hypertrophic scars, and keloids. Different types of scars require different treatment approaches, and not all of them necessarily need laser therapy. Some treatment options are also covered by health insurance. You can v...

Can I Get More Medication for My Keloid Treatment?

Is it possible to get more medication? Is laser treatment effective for keloids? I have an unsightly keloid on my chest that has been present for over ten years. I have tried many methods, and now it itches and hurts daily. Therefore, I have decided to apply ointment long-term. T...

Dr. Zheng Lizhen Reply:
Hello! 1. Some individuals have attempted to treat keloids using dye lasers, but the results are not satisfactory for everyone. If you have tried various methods without success, you may consider the option of dye laser treatment. 2. According to the regulations of the National H...

Can Laser Treatment Smooth Out Raised Acne Scars on My Face?

Hypertrophic scar Hello, I have developed nodular acne on my face, which has left significant raised scars. Can laser treatment help restore my skin to a smooth texture? Thank you.

Dr. Zheng Lizhen Reply:
Hello! What you referred to as "hypertrophic scars" is likely a type of hypertrophic scar or keloid. Individuals with a predisposition to these thickened scars or keloids are not suitable candidates for laser treatments or unnecessary surgical interventions, as any inju...

Effective Treatments for Acne Scars: Expert Advice for Patients

excuse me? Hello Dr. Cheng, I have acne that has improved by about 60%, but my face is covered in scars, commonly referred to as "strawberry skin." What remedies do you recommend? For example, laser treatments or glycolic acid? If I need to find a doctor, which type sho...

Dr. Zheng Lizhen Reply:
Hello! 1. Acne scars can be classified into "true scars" (atrophic or hypertrophic scars) and "false scars" (erythema or hyperpigmentation). True scars, particularly atrophic scars, can be treated with dermabrasion; currently, most procedures use laser resur...

Managing Acne Treatment: Redness, Scarring, and Skincare Tips

Acne Moisturizer I have a few questions for Dr. Cheng: 1. I am currently using acne treatment cream, but I am experiencing redness and peeling. Should I stop using it? 2. My acne has cleared up, but I still have red marks left. Do I still need to apply the acne treatment cream? 3...

Dr. Zheng Lizhen Reply:
Hello! 1. Please visit the dermatology outpatient clinic for a physician to assess whether you need to discontinue any medications. 2. If you are using a tinted or waterproof sunscreen, it is recommended to remove it thoroughly; otherwise, a regular facial cleanser should suffice...

Understanding Keloids: Symptoms, Causes, and Treatment Options

Is it keloid? Hello: I have a tendency to develop keloids, and I have an unsightly scar on my chest. I underwent a cesarean section 3 and a half months ago, and for the past week or two, I have been experiencing itching at the incision site. The scar has not remained as smooth as...

Dr. Chen Yiying Reply:
Hello: In response to your question, keloids are a type of hypertrophic scar that occurs due to individual predisposition. In the initial stages, they may present with a prickling or itching sensation. These raised scars are quite difficult to treat and can be unsightly. It is re...

Will My Acne Scar Fade Naturally or Do I Need Treatment?

Scar Hello doctor, I would like to ask you about a pimple that I had on my skin. I managed to pick it off, but it left a noticeable scar. Will the scar fade away on its own, or do I need to apply medication? If so, what should I use to help reduce the scar? Thank you!

Dr. Zheng Lizhen Reply:
Acne scars can be categorized into "true scars" (atrophic or hypertrophic scars) and "false scars" (erythema or hyperpigmentation). True scars, specifically atrophic scars, can be treated with dermabrasion, with laser resurfacing being the most common method u...

Can Laser Treatment Remove Sunspots for Keloid-Prone Skin?

Can keloids be treated with laser for the removal of sun spots? Is it suitable for individuals with keloid-prone skin to undergo laser treatment for removing sunspots on the face?

Dr. Zheng Lizhen Reply:
Keloids are caused by individual predisposition or genetic factors. Surgical scars, burn scars, injuries, and even acne scars can serve as precursors to keloids. Therefore, individuals with this predisposition should be particularly cautious and avoid any skin injuries to prevent...

Understanding Unusual Skin Conditions: Tips for Postpartum Care

Unusual skin conditions Hello, I would like to ask you... Over the past two months, I've developed many bumps on my forehead that I can't tell if they are blackheads or pimples, and they can't be squeezed out. After a night's sleep, they seem to improve a bit,...

Dr. Zheng Lizhen Reply:
1. Based on your description, a diagnosis cannot be made immediately. Please consult a nearby dermatologist for evaluation and treatment. 2. Skincare products should be chosen according to skin type. For oily areas, select lightweight, non-greasy moisturizing products, while fo...

Can You Completely Remove Raised Scars? Costs and Treatment Options

Plastic surgery scars I have two raised scars on my lower back that look quite noticeable. If I want to remove these scars, is it possible to completely eliminate them? How much would it cost? Would it require excision or dermabrasion? The size is approximately that of two dimes,...

Dr. Liao Wenyu Reply:
Hello: There are generally two possibilities for raised scars: 1. Hypertrophic scars 2. Keloids. The treatment methods are completely different. Therefore, you need to visit the clinic for an examination to receive the best advice. Dr. Liao Wenyu, Dermatology.

Effective Remedies for Postpartum Scar Treatment After C-Section

Postpartum scars Hello, I had a cesarean section, but I neglected to care for the incision after delivery, resulting in a long, dark, and raised scar on my lower abdomen. What can I do to remedy this and make the scar lighter and flatter?

Dr. Zheng Lizhen Reply:
Based on your description, your issue may be keloids. The formation of keloids is related to individual constitution and occurs when there is an improper regulation of wound healing, leading to the development of this thickened scar tissue. Treatment for keloids includes intrales...

Understanding Granulation Tissue: Causes and Treatment Options

Granulation tissue formation in wounds? Hello Dr. Zheng, I would like to ask you a question. A year ago, I had a small wound about three centimeters in size near my lower abdomen and pubic hair, possibly due to an accidental scrape. The wound formed a scab that itched a bit, and...

Dr. Zheng Lizhen Reply:
Based on your description, your issue may be keloids. The formation of keloids is related to individual predisposition and occurs when there is inadequate regulation during wound healing, leading to the development of this thickened scar tissue. Treatment for keloids includes int...

Understanding Wound Healing: Tips for Faster Recovery and Scar Reduction

Wound healing I injured my knee a few days ago in a motorcycle accident, and although it has been some time, it hasn't scabbed over and occasionally oozes. Is there any relation to this? Typically, how long does it take for a wound to form a scab? Also, the scar from last ye...

Dr. Zheng Lizhen Reply:
1. The wound has been present for a while without scabbing and occasionally oozes, indicating a possible bacterial infection. It is recommended that you consult a dermatologist for an accurate diagnosis and treatment. 2. Scars left after an injury are classified into "true...

Overcoming Acne Scars: Regaining Confidence in Your Skin

Lack of confidence..? Hello doctor: During my puberty, I developed acne and blackheads on my face, and I often squeezed them with my hands. As a result, I have many shallow scars and small red lines on my face (which look like a cluster of broken capillaries). Additionally, I hav...

Dr. Zheng Lizhen Reply:
Acne scars can be classified into "true scars" (atrophic or hypertrophic scars) and "false scars" (erythema or hyperpigmentation). True scars, particularly atrophic scars, can be treated with dermabrasion; currently, most procedures use laser resurfacing, whic...

Understanding Adult Acne vs. Teen Acne: Tips for Fading Scars

I'm sorry What are the differences between adult acne and adolescent acne? How can acne scars be lightened?

Dr. Zheng Lizhen Reply:
What you refer to as adult acne is likely "late-onset acne." This term is used to avoid the common misconception that acne, often referred to as "teenage acne," only affects adolescents. In reality, acne is not exclusive to teenagers. The main causes of late-o...

Effective Scar Removal for Acne Marks: Student-Friendly Solutions

Scar removal What are the most effective methods for removing acne scars caused by squeezing, and which options are suitable for students?

Effective Treatments for Keloids: Long-Term Solutions and Risks of Steroid Injections

Keloid Hello, I have a keloid on my chest that measures approximately 10 cm in length, 3 cm in width, and 0.5 cm in thickness. It often feels itchy, and when it itches, the area of the keloid expands, becoming red and swollen. I have previously visited a dermatologist for steroid...

Dr. Zheng Lizhen Reply:
The formation of keloids is related to individual constitution and various external factors. External factors such as infections, burn scars, and foreign bodies can easily lead to the development of hypertrophic scars. Due to the involvement of individual constitution, there is c...

Effective Scar Treatment: New Bandages for Old Scars

Scar Is there a new type of adhesive bandage (not cosmetic tape) that can make scars less noticeable (including old scars)? Is it really effective? Where can I purchase it?

Dr. Jin Lianchun Reply:
Hello, sir: There is a type of "silicone" that can be used to treat hypertrophic scars and keloids, but it must be worn continuously for more than six months, with an effectiveness of about twenty to thirty percent. It can be purchased at large pharmacies or medical sup...

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