Rash, Dermatology FAQ - Page 6

Pubic lice issue Hello, Doctor. I would like to ask you, after having intimate contact with someone suspected of having a pubic lice infestation, how long should one wait without noticing any signs of infection to be certain that they are not infected? Additionally, besides seein...

Years of distress? I have been struggling with eczema for many years, and recently it has flared up after I started going to the gym. The scars and redness are distributed on my chest, back, intimate areas, and neck, but suddenly in the past couple of days, I have developed many ...

Itchy rash? Hello Doctor, I started experiencing a rash on the right side of my lower back last week, which is itchy. Eventually, the rash developed into small blisters, and pressing on the blisters causes pain. However, I do not have any other pain symptoms such as neuropathic p...

Unexplained red rash, painless and itchless; is it necessary to seek medical attention? Hello, Doctor. Symptoms: On August 10, I noticed three distinct red rashes on the left side of my neck, which healed with peeling by August 23. Now, on September 3, I discovered a patch of red...

Differentiating Rashes How can one distinguish between a general rash and a sexually transmitted infection (STI) rash? Online search results often confuse the two, making it difficult to identify them. Are there any images or specific websites for reference?

Is it eczema, bed bugs, or tinea? I have red, very itchy patches on my skin, about the size of a large thumb, with smaller spots clustered in the same area. The smaller spots resemble mosquito bites, while the larger patches do not have that biting sensation; they look similar to...

There are red rashes on the hairy areas of the calf, and there is a stinging sensation when rubbed? I only feel a sharp pain when it is rubbed. I first noticed something unusual on Tuesday. My skin has become very sensitive.

I would like to inquire about the skin rash associated with syphilis? Hello, around June, I developed red rashes on the sides of my forearms and thighs (the doctor said it was very mild), and I also experienced purpura and itching on my scrotum. In July, I was diagnosed with syph...

Red rashes and scaling on the elbows and ankles? Hello: The symptoms have been present for nearly half a month. Initially, there was mild peeling and flaking on the outer sides of both elbows (near the creases), which I didn't pay much attention to. After applying lotion wit...

Allergic skin condition Hello doctor, I have been working at an electronics factory for only a few days, specifically in the electroplating department. I have been feeling some itching in certain areas of my body, but it seems to get better after work. I checked my body and didn&...

Small papules on the arm Hello Doctor, I have been troubled by this issue for a while. Currently, it occurs on my arms. Initially, there are small, scattered bumps that resemble goosebumps, about the size of a small pimple, usually one or two. However, if I accidentally scratch t...

Scabies rash Hello Doctor, I have been treating scabies for about a month. For the first two weeks, I applied BB lotion daily but still developed rashes. Later, the doctor prescribed permethrin, and on the day I applied the medication, I washed my sheets and clothes in a high-tem...

Shingles Hello, doctor. It has been two weeks since I developed a rash on my body. I consulted a dermatologist and took antiviral medication for ten days. The blisters have dried up and scabbed over, but the affected area still feels somewhat sore, and the rash is still present (...

Shingles Hello, Doctor. Initially, I visited a nephrology clinic due to back pain (my family has a history of kidney stones), and the examination showed no abnormalities. However, three days later, I developed small rashes on my back and abdomen. I thought it was a drug rash (as ...

After applying the ointment for herpes simplex, the rash has increased in number? Hello doctor, I started applying the pompholyx eczema cream yesterday. It doesn't feel itchy, isn't red, and my hands aren't dry anymore, but the rash has spread and increased in numb...

Allergic constitution 1. How much does allergy testing cost? Where can I get tested and which department should I visit? 2. Allergic conditions: atopic dermatitis, eczema, chronic urticaria. 3. What should I do if my allergies are causing itching that prevents me from sleeping? 4...

Skin issue: Sudden appearance of numerous small blister-like rashes on the hands? Hello doctor, yesterday around 8 PM, I felt a burning and slightly itchy sensation in my left hand, and I noticed small blister-like rashes forming. The skin around the rashes was red, possibly due ...

Itching in the vulva with small red bumps? Initially, there was slight itching around the anal area and the vulva, which progressively worsened over time. The skin in the vulvar area, particularly around the pubic hair, has developed numerous small red spots, with a smaller area ...

Unidentified preputial disease that multiple physicians are unable to diagnose? (I apologize, but please allow me to first explain this special feedback from a physician and the response from the Taiwan Dermatological Association, before introducing my symptoms:) I have had sympt...

Skin allergy Near the bushes, I suddenly felt as if my neck was bitten by mosquitoes. Instinctively, I scratched it, and within half an hour, my neck became extremely itchy. Additionally, other areas of skin that my hands touched also developed rashes, with small blisters and rai...