Rash, Dermatology FAQ - Page 2

Itchy skin on the neck? Hello Doctor, over the past year, I have been experiencing recurrent itching in my neck. Unless I scratch it, there is no redness or rash. After scratching, a few very small bumps appear, but they do not turn red; they are just slightly raised. Occasionall...

After applying medication and receiving an injection for eczema, it has instead become itchier? Hello, doctor. I often experience allergic reactions when using pain relief patches (though they usually aren't very itchy, just a rough texture when touched). Recently, I develop...

Vaccine side effects issues? Hello, I received the second dose of the HPV vaccine last Saturday night (I only experienced shoulder soreness after the first dose, with no other symptoms). Starting Monday, I began to feel dizzy and have palpitations, and then blisters and rashes ap...

Am I experiencing heat rash or chickenpox? Our school has started experiencing an outbreak of chickenpox (the vaccine protection is wearing off at our age). Recently, I have developed red rashes, small bumps distributed on the upper arms, chest, abdomen, and throughout my back. T...

Is the phenomenon of urticaria normal? Hello Dr. Wu, Last Saturday night, I suddenly developed a rash. Initially, I thought it was an allergy and applied some medication on my own. However, by early Sunday morning, I noticed that the rash had increased significantly, so I went t...

Glans eczema Hello doctor, initially I had a small patch of red rash on both sides of the glans that was a bit itchy. After applying Meikang cream, it improved, but then small red spots appeared in the middle of the glans. I continued using Meikang, and after about three weeks, a...

Pubic lice inquiry? Hello doctor, I had intimate contact with someone suspected of having pubic lice 45 days ago. For the past four days (since August 8), I have experienced occasional itching in the pubic hair area, which sometimes occurs at night while I am sleeping. However, t...

Uncertain rash Recently, after taking a shower and before going to bed, I have been experiencing itchy, raised bumps (similar in size to mosquito bites or acne) on my hands, back, legs, and buttocks. These bumps are skin-colored and not red. However, when I wake up in the morning...

A rash started yesterday? Hello, last week I visited a dermatologist for urticaria and took medication for three days without any issues. However, last night shortly after finishing the medication, I suddenly developed non-itchy red rashes on my hands and feet, which are differen...

There are scaly red rashes on the palm that are neither painful nor itchy, but syphilis tests are negative? Hello Doctor: About two months ago, I had unprotected oral sex where I was the recipient. Approximately one week after the encounter, I noticed pink, non-painful, non-itchy...

Conditions associated with the use of phenylephrine? Hello Doctor, I discovered some rash-like bumps on my genitals in February. I visited both a clinic and a hospital, and the doctors visually assessed that it didn't look like genital warts (since they were too small for th...

Unexplained skin itching? Since June of last year, I have been experiencing generalized itching on my skin, with the affected areas constantly changing (sometimes my limbs, other times my torso or more humid areas like my armpits). However, there are no signs of redness, rashes, ...

Pityriasis rosea Symptoms were first noticed on March 6, and a few days later, a doctor diagnosed it as pityriasis rosea. Currently, no medications or topical treatments are being used, and new small red rashes appear daily, accompanied by itching. Is it true that pityriasis rose...

Herpes labialis I would like to inquire about experiencing pain and a bump in the nose on the first day. While sleeping, I touched it without washing my hands immediately, and then I touched my arm and neck. Will I develop a rash on my neck and arm afterward? (The next day, I saw...

I am currently taking medication for shingles, but the chickenpox keeps appearing? Hello, Doctor. On March 1st, I experienced pain in my right back and developed a rash. On March 4th, I was diagnosed with shingles and started treatment with acyclovir. However, as of today, March ...

Scabies treatment and clothing sanitation? Hello, Doctor: I would like to ask about the information I found online regarding scabies infection. It states that clothing should be soaked in hot water before washing. Should this be done every day during the treatment with topical me...

In stage two syphilis, after administering penicillin, there are still rashes present? Hello, doctor. Earlier this year, I was diagnosed with secondary syphilis due to a widespread rash. I received an injection of 2.4 million units of penicillin. After a week, I returned for a fo...

Suspected scabies? Last winter, I started developing red rashes in my groin area that felt bumpy to the touch. I consulted several dermatologists who diagnosed me with eczema, fungal infection, prurigo, and urticaria, but nothing seemed to improve. After researching online, I beg...

Skin issues Hello, doctor! I suddenly have raised, itchy bumps under both armpits that resemble mosquito bites. Additionally, I have developed red, itchy bumps on the inner thighs near the groin area. If I scratch them for too long, a ring of white, broken skin appears. After a f...

Skin issues Hello, doctor! I suddenly have raised, itchy bumps under both armpits that resemble mosquito bites. Additionally, I have developed red, itchy bumps on the inner thighs near the groin area. If I scratch them for too long, they form a ring of white, broken skin. After a...