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Doctor insights on: Blister Rashes

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Blisters/rash on right side head of penis. Tested negative for herpes and syphilis. Doctor prescribed me antibiotics/fungal cream. Wut else could it b?

Blisters/rash on right side head of penis. Tested negative for herpes and syphilis. Doctor prescribed me antibiotics/fungal cream. Wut else could it b?

Reaction?: If any contact with bowl cleaner or other chemical, could be a local reaction (/"burn") from that, which may look infected on exam (hence abx/anti-fungal). The warm/moist environ slows healing. Should keep dry & aired as able (don't get arrested!) while using ointments as rx'ed. Give it a week. If not improving, get re-checked. ...Read more

Dr. John Chiu
2,616 doctors shared insights

Skin Rash (Definition)

A skin rash is a symptom in which a person has changes on part or all of his skin, such as color changes, bumps, blisters, oozing, peeling, ...Read more


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Does anyone know how long blister rashes usually last?

Does anyone know how long blister rashes usually last?

Less than 1 week: If you're talking about a common blister that develops at a site of trauma or rubbing, they usually resolve in 5-7 days. ...Read more

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Itchy soles with blisters like rashes?

Itchy soles with blisters like rashes?

Could be : contact dermatitis see if it correlates with certain shoes see a dermatologist for a better exam ...Read more

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Does all herpes blisters and rashes always form a scab after it leaks fluid?

Does all herpes blisters and rashes always form a scab after it leaks fluid?

Usually: Usually, unless they are in moist areas that don't allow a definite scab. Please make sure those lesions have healed well before you think you are not contagious! ...Read more

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Have some very big knot like blister/red rashes behind both ears, on chest, back and a few on legs. They hurt to touch. What could this be?

Have some very big knot like blister/red rashes behind both ears, on chest, back and a few on legs. They hurt to touch. What could this be?

Need eval: with skin lesions it is always best to see and feel them and occasionally biopsy then. With what you are describing, recommend you see a doctor for evaluation. Sorry this was not more helpful. Best of luck. ...Read more

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If i touch the blister or the rashes, then i touch other parts of my body, will it spread?

If i touch the blister or the rashes, then i touch other parts of my body, will it spread?

If the blister: Or rash is caused by bacteria or viruses, yes it can spread. Exact likelihood depends on many things such as number of organisms transmitted. ...Read more

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What can cause red blisters, rash all over?

What can cause red blisters, rash all over?

Red blisters Rash?: It is difficult to advice you based on your description, it could be contact dermatitis, chicken pox, allergic rash, or something else.You should see your doctor asap or go to the emergency room to find out what is the rash from. ...Read more

Dr. Cornelia Franz
1,059 doctors shared insights

Rash (Definition)

A rash is a change to skin condition which can affect color, appearance, or texture. It may or may not ...Read more


Dr. Philip Miller
1,706 doctors shared insights

Blistering (Definition)

A blister is a collection of fluid under the epidermis. A blistering rash is one in which ...Read more