Rash, Dermatology FAQ - Page 3

At the end of winter and the beginning of spring, it is common to develop boils? Hello Dr. Lee: I often develop boils at the end of winter and the beginning of spring, and this has been happening for three consecutive years. They occur on my feet and buttocks, starting as red ras...

Rash all over the body? Hello, Doctor: I would like to inquire about a sudden sensitivity to heat that I have experienced since the day before yesterday. Just walking up the stairs causes my body to heat up and my skin to itch. I have developed light red rashes on my limbs, parti...

Blister wounds exposed to yeast infection? Hello Doctor: I would like to ask about a situation. Last week, I developed a painful blistering rash on my foot, and the blisters were quite large. The doctor decided to drain them with a needle and prescribed antibiotics along with a t...

Skin bitten by insects? Walking outside in humid, rainy weather in the morning didn't seem to cause any issues, but after taking a shower, I noticed a rash on my leg. I'm unsure what bit me, but there is a wound in the center that looks similar to a vampire bite, with r...

Unknown allergen suddenly causing an allergic reaction? I started raising a cat at the end of September and have been in contact with it daily. So far, I haven't experienced any allergies. On November 14, my diet was the same as usual, with no changes. That evening, I went t...

Urticaria occurs when not getting enough sleep? Hello, doctor. I would like to ask about my husband. For the past month, whenever he doesn't get enough sleep, he develops itchy hives, but they disappear after he sleeps. If he gets enough rest, he doesn't have any rashes...

Red rashes (spots?) on the calf? A rash has developed on the calf, initially presenting as a red patch that itched, but later transformed into red spots (or macules). The rash is neither painful nor itchy, and there are no raised or depressed areas. The redness is a deep crimson ...

Dyshidrotic eczema is asymptomatic? Hello doctor, I have a white mark on the pad of my thumb. I initially thought it was just a skin mark, but after seeing a doctor, I was told it is dyshidrotic eczema. However, when I researched dyshidrotic eczema online, it mentioned that it us...

Skin rash Three days ago, several red rashes appeared on the inner side of my right calf and the inner side of my left thigh. Some of them have blisters, and I initially thought it was caused by insect bites. Today, I noticed that the rashes are increasing in number, and they are...

Scabies issues? Hello Doctor, I previously had a scabies infection that did not improve after several months of treatment, and I consulted different doctors who diagnosed me with eczema, fungal infections, and sweat dermatitis. It wasn't until April of this year, when I retu...

Skin issues Hello, doctor. In the past two months, I have noticed red patches appearing on the front and sides of my chest, each about the size of a ten-cent coin. They are not itchy and do not have any bumps, but they are increasing in number. One patch has started to peel and h...

Rash and itching on the limbs, but no rash on the body? I am a Malaysian international student. I originally had skin sensitivity issues around my joints, but after arriving in Taiwan, the sensitivity around my joints disappeared. However, I developed large patches of rash on my ...

Symptoms of suspected shingles? Hello, a week ago I started experiencing a continuous sharp pain that wraps around from my left chest to my left armpit and left back. It feels similar to shingles. I visited a neurologist, but since there are no rashes yet, the doctor couldn'...

Itchy skin on the hands with the appearance of wrinkles? Hello Dr. Wu, I have developed skin itching on my wrist (to the point of breaking the skin), and about two days later, I noticed stretch mark-like lines appearing near my wrist. I visited a dermatologist who said that the i...

Fungal infection and rash on the inner thighs? Originally, I went to see a dermatologist because of tinea cruris. Although it had been years (it used to itch, but then it stopped), the area of the tinea cruris was getting larger, so I sought medical attention. After applying a to...

Recurrent rashes on the hands? Hello, doctor! I frequently experience clusters of small red rashes on my fingers, back of my hands, and wrists, which are often accompanied by itching. The severity varies from mild to severe. What could this condition be? I have seen a doctor, but...

Recurrent rashes on the hands? Hello, doctor! I frequently experience clusters of small red rashes on my fingers, back of my hands, and wrists, which are often accompanied by itching. The severity varies from mild to severe at times. What could this condition be? I have seen a do...

Caterpillar dermatitis On Monday morning, after riding a bike in the mountains, I developed large red rashes on my chest and neck that were very itchy. That afternoon, I immediately visited a nearby dermatologist, who diagnosed me with caterpillar dermatitis and prescribed topica...

Neuropathic pain Hello Doctor: Recently, I developed a rash around the back of my left ear, which was diagnosed as herpes by a dermatologist. Initially, I experienced sharp pain in the same area of my head. After treatment with medication, the head pain has alleviated, and the ra...

Multiple urticaria Hello Doctor: Since receiving the vaccine, my hands have frequently become red and developed many small rashes. I also often have elongated rashes on my buttocks, thighs, back, and chest. Initially, I consulted a dermatologist who prescribed me second-generatio...