dark spots, Dermatology FAQ - Page 2

The issue of dark spots on a child's face? Hello, doctor. I would like to ask you a question. My child has had light dark spots on their cheeks since a young age, with more on the left cheek. Recently, after starting first grade, I've noticed that the spots seem to have...

Skin issues - dark spots? I have small black spots all over the back of my hands, elbows, and arms (only on the outer side, not on the inner side). The spots are not very dark and each one is quite small, but they are very dense and almost appear to be connected. They look somewh...

Penile melanocytic nevus Hello Doctor: I have several moles on my scrotum and foreskin. I would like to ask: 1. Can the moles on the scrotum and foreskin be surgically removed (due to concerns about recurrence or malignancy)? If not, are there other methods available? 2. Can the ...

Hyperpigmentation on the inner thighs and buttocks has not resolved for many years? Hello Dr. Wu, about seven years ago, I developed severe eczema on the inner thighs and buttocks due to poor hygiene management. After healing, I expected the hyperpigmentation to fade within a yea...

Having too many moles raises concerns about skin cancer? Doctor, may I ask if having more than 7 moles on the right arm means that the total number of moles on the entire body exceeds 50? And if there are more than 11 moles on the right arm, does that mean the total number of mol...

Penile dark spots? I recently discovered a few dark spots on my testicles and on the shaft of my penis. I am currently sexually active; will this have any impact? They are not painful or itchy.

[There are raised black spots on both hands and feet.] I have been troubled for several years by small, round, slightly raised black spots that feel a bit bumpy. What methods are available to address this issue? I appreciate the hard work of the doctors in answering my questions.

The impact of sunscreen on bone health? I have been very diligent about sun protection, and since I hardly get any sun exposure, I am concerned about aging and developing dark spots. However, I am also worried about osteoporosis, so I am considering not applying sunscreen and get...

Skin issues? I have acne and dark spots on my back. I want to know what I should use to treat it and why it is happening!

Melanin deposition with a hard sensation? My baby suddenly developed a red swelling on her face one day, but there didn't seem to be any wound. Initially, I thought it was a mosquito bite. After a few days, the area started to darken and has not improved for about 3 to 4 mon...

Black spots and dark patches on the lower left lip? About 5 or 6 years ago, I developed a dark spot on my lower left lip, but I didn't pay much attention to it since my body didn't show any other abnormalities. Recently, I've noticed that the color has darkened, an...

Is this acanthosis nigricans? Hello doctor, I have noticed many dark spots on my skin. Upon closer inspection, they seem to be clusters of small brown dots, but in some areas, they appear different. After researching online, I found information suggesting it might be acanthosis n...

Black spots on the shaft of the penis? When retracting the foreskin, black spots can be observed on the shaft of the penis, with a darker color in the center and lighter color on the sides. What could this issue be? Thank you!

I would like to ask about several skin symptoms? The skin issues depicted in images one and two initially appear as itchy red rashes, resembling mosquito bites. However, after they subside, they seem to leave behind dark spots. What could be the reason for this? In image three,...

Pigmented lesions on the penis? Is it normal for the penis to have small, mole-like bumps that resemble hyperpigmentation and can be squeezed out?

Black spots on the thigh joint? Hello doctor, I have been staying up late recently, often not going to bed until after midnight. However, I have noticed some strange black spots on my thighs and knees that do not hurt when pressed, which is quite unusual. What could this issue be...

The number of black spots on the body is increasing? Hello doctor, I originally had a black mole under my eye, and there was also a black mole underneath. Recently, I've noticed many more black moles, as well as some light brown spots. Why is this happening? Do I need surger...

Flea bite? If you have been bitten by fleas and the area has healed but shows hyperpigmentation, can you use a body lotion with kojic acid? Or are there other better options for reducing pigmentation?

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...

Dark spots on the arm? Hello doctor, I started noticing dark spots on my right arm when I was in elementary school, and there were long hairs growing on them (the hairs can be easily pulled out without any sensation). Soon after, I began to develop raised bumps that resemble acne...