Others, Dermatology FAQ - Page 3

The thumb has cracked, uneven yellow calluses? Hello Doctor: The dead skin on my thumb does not hurt or itch. Even if I cut or file it down to the point of bleeding, it still grows back. I apply hand cream every day, and this has been a recurring issue for me since childhood, whi...

A sudden lump appeared on the front of the lower leg? Hello doctor, about a week ago, I suddenly noticed a soft lump the size of a ten-dollar coin on the mid-anterior side of my right calf. It is quite noticeable and has a tenderness to it. The lump does not appear red or bruised...

Frostbite scars Hello Doctor: A few days ago, my skin came into contact with the metal frame of a -80 degree freezer for several seconds, resulting in redness, swelling, and pain. The next day, a dark brown discoloration appeared. I would like to ask if this will leave a scar. Th...

Is the excision surgery for a sebaceous cyst covered by health insurance? I recently developed a soft, painless lump on my right upper back that has been getting larger. A few days ago, a colleague accidentally pushed me into a wall corner, causing the lump to rupture. Initially,...

Why do I have so many moles? Doctor, why do I easily develop moles all over my body? I have many small moles that are quite bothersome to me. What could be the reason for this?

A bump that looks like a pimple has developed next to the earlobe? I would like to ask if this is a sebaceous cyst? I can only feel a small bump that feels like a pimple when I touch it, and there is no pain associated with it. Does this need to be evaluated by a doctor?

Can I use a needle to remove milia by myself? I saw someone on Dcard sharing that they used a needle to remove milia and sebaceous cysts from their face, and their skin improved significantly. I'm wondering if such conditions can be treated at home or if it's advisable ...

The finger was punctured by an unknown object, and there is a sharp pain upon touch afterward? I picked up a pack of hardware at work and felt something sharp prick my fingertip! I can't find the sharp object or any dark tip at the site, and it has been about three to four d...

The blister has not healed and has instead turned into a fleshy growth? This issue has been bothering me for a long time. A while ago, I suddenly developed a blister. At that time, my mother told me not to touch it and to let it burst on its own, which I obediently followed. Howe...

Folliculitis in the groin area? At the beginning of June, I discovered a small lump in my groin area. Initially, I thought it was a pimple and didn't pay much attention to it, but it gradually grew larger and became red and swollen. I visited a gynecologist, who diagnosed it...

Recurrent allergic dermatitis and dyshidrotic eczema? Hello Doctor, I suspect that my allergy source is from riding my bicycle past a factory on July 12, where there was a large amount of sand and gravel. That evening after riding, I noticed itching on my neck, and the rash gradu...

Facial erythema? From approximately January 2021 to June 2021, the nasolabial folds extended upwards to the sides of the nasal bridge (without affecting the nostrils) and downwards around the lips, ultimately reaching the chin, forming a triangular shape without touching the lips...

Ingrown hair After hair removal from the legs, some hair follicles remain beneath the epidermis. Some can be extracted with tweezers, while others cannot, and some may be accompanied by small red spots.

Darkening and hyperpigmentation around the lips? Hello Doctor, my inner lip area is pink, but the pigmentation around my lips and at the corners has become very severe, and even the philtrum area is starting to darken. I initially thought it might be due to not properly removing ...

How to apply treatment for non-scarring hair loss? Hello, doctor. I've been experiencing hair loss lately and have seen two dermatologists who both suggested that it might be stress-related hair loss. One of the doctors recommended that I use a hair growth foam. After purcha...

Nipple issues in the breast? The nipples on both sides appear to be covered with a layer that resembles a 'film' (not completely) that can be peeled off but is somewhat painful, as if it is connected to the skin. There are many lesions that look like chronic eczema (nip...

Oval-shaped scar on the back of the hand? At the age of 14, I fell forward while catching a ball, and at that time, I didn't go to the health room. I ended up with a large scar on the back of my hand. Many people have told me that it will gradually fade, but to this day, it ...

Itchy nail folds? I would like to consult a doctor about itching in the nail folds of my fingers. I remember that when I was very young, all of my fingers had itching on one side, but now only the index fingers on both hands still itch (the others have healed on their own long ag...

Herpes labialis Hello Dr. Lee, I developed a cold sore at the corner of my mouth on Saturday night (I guessed based on pictures I found online). This is my first outbreak. I've read online that some say I should see a doctor within 72 hours; others say that I must seek medic...

Eczema ointment considerations Hello, I previously used a topical ointment prescribed by my doctor for eczema, which indicated that it should not be ingested. Later on, due to my obsessive-compulsive disorder and anxiety personality traits, I became concerned that the ointment I ...