Should You Remove a Birthmark That Grows Over Time?
A mole present at birth? The mole was very small at birth but has now grown to 0.5 mm. Should it be removed? It is located below the mouth.
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is impossible to determine. If it is very concerning, please seek medical attention as soon as possible.[Read More] Should You Remove a Birthmark That Grows Over Time?
Concerns About Moles on the Penis: When to See a Dermatologist?
Penile issues, moles? Hello Dr. Wu: I would like to ask you two questions. I have a mole on the inner side of my foreskin, approximately 0.5 cm in diameter, with somewhat uneven color and an irregular shape. It feels similar to the surrounding skin and is not raised. This mole ha...
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is impossible to make a definitive diagnosis. If it is causing significant distress, please seek medical attention as soon as possible.[Read More] Concerns About Moles on the Penis: When to See a Dermatologist?
Sudden Appearance of Three Moles on Neck: What You Should Know
Three moles suddenly appeared on my neck? Hello, doctor. I suddenly noticed three small moles on my neck today, each about 1 or 2 mm in size. Additionally, my thyroid seems to be swollen, but I have been taking my medication on schedule. Does this mean I am getting sick again?
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is difficult to make a definitive diagnosis. If it is causing significant distress, please seek medical attention promptly.[Read More] Sudden Appearance of Three Moles on Neck: What You Should Know
Understanding Subcutaneous Moles: Are They Normal?
Subcutaneous black mole? Hello, I would like to ask about the four photos showing subcutaneous black moles on my right forearm. These have developed over the past six months, totaling seven subcutaneous black moles of various sizes. I have fair skin and many moles. Are these subc...
Dr. Wu Yuxin Reply:
The Medical Act stipulates that "a physician shall not administer treatment or prescribe medication without personally examining the patient," and therefore, online diagnosis is also not permitted. If you are experiencing significant distress, it is advisable to seek me...[Read More] Understanding Subcutaneous Moles: Are They Normal?
Understanding Moles on the Head and Feet: When to Worry?
Black moles on the head and feet? Hello Dr. Wu, I would like to ask you some questions regarding moles. I have a mole on the top of my head that is approximately 3mm in size, with a uniform gray-black color and a flat surface. I'm not sure if it is congenital or acquired. A...
Dr. Wu Yuxin Reply:
The reason is that it is not easy to observe under normal circumstances, and individuals of Asian descent have a higher likelihood of developing changes in moles on their extremities.[Read More] Understanding Moles on the Head and Feet: When to Worry?
Understanding Changes in Moles: When to Seek Dermatological Advice
Changes in moles Dear Dr. Wu, I have the following questions to ask: 1. There is a mole on my left arm that was originally 0.4 cm in size. Its shape has changed, and it seems to have developed a "tail." After taking a close-up photo, I noticed that the color varies sl...
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is impossible to determine. If it is causing significant distress, please seek medical attention as soon as possible.[Read More] Understanding Changes in Moles: When to Seek Dermatological Advice
Understanding Moles on the Scrotum and Penis: When to Seek Help
Moles on the scrotum and penis? I have developed many moles on my scrotum, almost 10, and there are 5 on my penis. What could this possibly be? Some of the moles on the scrotum are asymmetrical. I have checked the ABCDE criteria for melanoma, and only a few of the moles are asymm...
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is impossible to determine. If it is very concerning, please seek medical attention as soon as possible.[Read More] Understanding Moles on the Scrotum and Penis: When to Seek Help
Understanding Skin Allergies: Causes and Treatment for Rash Expansion
Redness and swelling due to allergic reaction spreading? Hello, doctor. About 10 days ago, I suddenly noticed two spots on my left calf that looked like moles, but upon closer inspection, they appeared slightly raised like small blisters, with some mild redness around the skin. I...
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is impossible to make a definitive diagnosis. If it is causing significant distress, please seek medical attention promptly.[Read More] Understanding Skin Allergies: Causes and Treatment for Rash Expansion
Understanding Hair-Associated Moles: Health Risks and Concerns
Could you please provide more details about your questions regarding moles? A raised mole on the scalp can potentially indicate various conditions, including the possibility of skin cancer, such as melanoma. It is important to monitor any changes in size, shape, or color of the m...
Dr. Li Yufen Reply:
Hello: Based solely on the textual description, it is not possible to accurately diagnose a skin condition. Benign moles generally do not require treatment, but the most important condition to rule out is skin cancer. If your skin abnormalities persist or worsen, it is advisable ...[Read More] Understanding Hair-Associated Moles: Health Risks and Concerns
Are Blue Moles More Likely to Become Cancerous Than Black Moles?
Questions about blue moles? I have 2 to 3 blue moles that are not larger than 2mm. Is the risk of malignant transformation for blue moles higher than that for black moles? Should I have them removed quickly? Thank you, doctor.
Dr. Wu Yuxin Reply:
Not necessarily; whether a mole undergoes malignant transformation needs to be assessed individually. It is not the case that blue moles or a higher number of moles inherently have a greater risk of becoming cancerous.[Read More] Are Blue Moles More Likely to Become Cancerous Than Black Moles?
Understanding Congenital Nevi in Infants: Should They Be Treated?
Congenital nevi in infants? Hello doctor, my son is two years and ten months old. He was born with a congenital mole on the back of his thigh, approximately 1x1 cm in size. Should we consider having it removed? Is there a higher risk of it becoming malignant?
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is difficult to make a definitive diagnosis. If it is causing significant distress, please seek medical attention promptly.[Read More] Understanding Congenital Nevi in Infants: Should They Be Treated?
Understanding Sudden Black Spots on the Penis: Causes and Concerns
Several black spots have appeared on the penis? Hello, I noticed a small, faint black spot in the middle of the surface of my penis the day after I engaged in masturbation two days ago. Additionally, I found two more black spots that appeared suddenly on the right side. I'm ...
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is difficult to make a definitive diagnosis. If you are very concerned, please seek medical attention as soon as possible. You may start by consulting a urologist.[Read More] Understanding Sudden Black Spots on the Penis: Causes and Concerns
Are Multiple Moles a Sign of Increased Melanoma Risk?
Is the risk of multiple moles worsening high? Doctor, I have many moles on my body, and over the past two years, I have been developing new small moles despite my efforts to protect my skin from the sun. I read online that having more than 100 moles or more than 11 moles on the a...
Dr. Wu Yuxin Reply:
The number of moles does not necessarily correlate with the likelihood of malignant transformation. Each mole should be observed individually.[Read More] Are Multiple Moles a Sign of Increased Melanoma Risk?
What is the Black Stone-Like Substance from My Mole?
A mole expelled a hard black substance? In the past few days, I noticed that a mole above my clavicle developed pus, and I squeezed out a small black object that looked like a stone. After removing it, the wound turned into a small hole. What could that black stone-like object be...
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is impossible to make a definitive diagnosis. If it is causing significant distress, please seek medical attention as soon as possible.[Read More] What is the Black Stone-Like Substance from My Mole?
What Does It Mean When a Mole Develops Pus and a Black Speck?
A mole has developed a growth? Recently, I noticed that a mole has developed pus, and I squeezed out a small black object that feels hard, somewhat like a stone. There is a hole in the wound. I would like to know what that black object is.
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is difficult to make a definitive diagnosis. If it is causing significant distress, please seek medical attention promptly.[Read More] What Does It Mean When a Mole Develops Pus and a Black Speck?
Can CO2 Laser Treatments Flatten Raised Moles and Scars?
Laser issues Doctor, I would like to ask about CO2 fractional laser treatment for moles. Is it possible for raised moles to become completely flat after the laser treatment? Can CO2 fractional laser be used to flatten hypertrophic scars? What about mature hypertrophic scars? Is t...
Dr. Wu Yuxin Reply:
There is a possibility of residual pigmentation after laser mole removal. If there is no improvement after 3-4 sessions of laser treatment, surgical intervention should be considered.[Read More] Can CO2 Laser Treatments Flatten Raised Moles and Scars?
Sudden Appearance of a Black Mole: When to See a Doctor?
Development of a black mole? Two days ago, I had an examination of my toes and no moles were found. However, today I suddenly noticed a black mole approximately 0.05 centimeters in size on the right side of my right big toe. It is quite dark, and I am fairly certain it appeared s...
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is impossible to make a definitive diagnosis. If it is causing significant distress, please seek medical attention promptly.[Read More] Sudden Appearance of a Black Mole: When to See a Doctor?
Is My New Mole on the Knee Benign or a Sign of Skin Cancer?
Is this mole benign or a pathological mole? I have a mole near my knee that has recently become raised and feels itchy when I touch it. Should I get it checked? I'm worried it might be melanoma.
Dr. Wu Yuxin Reply:
The information you provided is too limited to make a judgment. If you are very distressed, please seek medical attention as soon as possible.[Read More] Is My New Mole on the Knee Benign or a Sign of Skin Cancer?
Understanding New Moles: Causes and Concerns for Skin Health
Mole issues Hello doctor, I would like to ask about the sudden appearance of 5-6 moles on my limbs and face in the past month or two. Some are black and some are brown, and they vary in size. I am currently taking thyroid medication - Antithyroid. Could this be related? I started...
Dr. Wu Yuxin Reply:
Most moles are related to individual physiology. If they are causing significant concern, please seek medical attention promptly.[Read More] Understanding New Moles: Causes and Concerns for Skin Health
Understanding Scrotal Herpes: Symptoms, Causes, and Treatment Options
Regarding herpes on the scrotum? Hello Doctor, a few days ago I stayed up late and experienced heatstroke and a cold, feeling weak all over. After that, I developed blisters on my scrotum, which are reddish in color, currently about 10-12 in number. Each blister has something res...
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it cannot be confirmed. If it is very concerning, it is recommended to seek medical attention as soon as possible; a blood test may help in distinguishing the issue.[Read More] Understanding Scrotal Herpes: Symptoms, Causes, and Treatment Options