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Doctor insights on: Causes Of Pimple Like Rash On Arm Or Leg

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I have a rash that start off as a small pimple and evolves to look like a burn mark. It's on my legs, waist, arms(severe) and neck. What can this be?

I have a rash that start off as a small pimple and evolves to look like a burn mark. It's on my  legs, waist, arms(severe) and neck. What can this be?

Exanthems (= rashes): such as yours are often impossible to diagnose with out the MD having the advantage of " laying eyes on it." Photos of good resolution can help but won't supplant good clinical evaluation. There are so many possibilities it wouldn't help anything to try to narrow down with such little information. On the other hand, a good dermatologist usually can nail it in a few minutes in person. ...Read more

Dr. Cornelia Franz
1,059 doctors shared insights

Rash (Definition)

Most bumps and blotches on a newborn baby are harmless and clear up by themselves. By far the most common skin problem in infants is diaper rash. Diaper rash is an irritation of the skin caused by dampness, urine, or feces. Most babies who wear diapers will have some type of diaper rash. However, there are other skin disorders that can cause rashes. These are usually not serious unless ...Read more


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My 18 month old has a pimple like rash around her diaper line and on her arms and legs as well as blisters on the bottom of her feet?

My 18 month old has a pimple like rash around her diaper line and on her arms and legs as well as blisters on the bottom of her feet?

Many possibilities : Have her doctor take a look, as this sounds like a pattern that can accompany a viral or perhaps a bacterial infection. It might need time, or a prescription antibiotic cream/ointment, something else, or nothing. Give the doctor a a call and see what he advises. Hope this is helpful. ...Read more

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I have red bumps/ pimple like on my arms, some on legs and feet. It itches. What's the cause of this?

Keratosis pilaris : rubra. Keratosis pilaris occurs when the human body produces excess amounts of the skin protein keratin, resulting in the formation of small, raised bumps in the skin often with surrounding redness. Harmless. See a dermatologist if concerned. ...Read more

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I have tiny pimple like bumps on my arm and legs. They don't itch or bother me. When i scratch them they turn white. What could they be?

I have tiny pimple like bumps on my arm and legs. They don't itch or bother me. When i scratch them they turn white. What could they be?

Keratosis pilaris: These are more of a cosmetic issue than anything serious. Some people hate them and use a loofa to scrape them off of the backs of their arms. They happen more in kids and teens and less in adults. You might try some low-potency Hydrocortisone cream to see if that might smooth out these little bumps on the skin. ...Read more

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My baby has red pimple like bumps on her arm and leg, they look almost like bug bites. They just appear. What could they be?

My baby has red pimple like bumps on her arm and leg, they look almost like bug bites. They just appear. What could they be?

Newborn rash: If your baby is a newborn, then it's most likely the common newborn rash erythema toxicum. The rash should clear on its own. No treatment is needed. However, there are similar looking rashes that do need medical attention, so check with your baby's doctor. Here's a link for pic and info: www.Webmd.Com/skin-problems-and-treatments/picture-of-erythema-toxicum-neonatorum. ...Read more

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I have pimple like dots on my arms and legs they have all of a sudden appeared over the last month what could this be and how do I treat it?

I have pimple like dots on my arms  and legs they have all of a sudden appeared over the last month what could this be and how do I  treat it?

Folliculitis?: Each hair follicle is related to a small gland to lubricate it and prevent dryin out. Sometime these can become inflammed and cause small red bumps. Get it checked out to be sure it isn't an allergic reaction or viral infection. ...Read more

Dr. John Chiu
2,561 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


Dr. J. Lawrence Dohan
2,405 doctors shared insights

Pimples (Definition)

Pimples are a kind of acne, and are a condition where oil gets trapped in a pore of the skin resulting in small area of ...Read more