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Doctor insights on: What Does A Rash On My Arm Mean

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What does a spotty red rash on my arm mean? The rash has small red spots and is bumpy.

What does a spotty red rash on my arm mean? The rash has small red spots and is bumpy.

Many things: A common condition is keratosis pilaris (kp). Small reddish bumps appear on the back of the arms and sometimes the front of the thighs. It is very common and not dangerous. If you are unsure, please see a dermatologist. ...Read more

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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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What does it mean when u have a rash in your arm & leg ?

What does it mean when u have a rash in your arm & leg ?

Rash: A rash that comes and goes can have many causes, try to see if you can correlate with anything you are eating or wearing or washing with. Persistent rashes are most commonly due to chronic conditions best diagnosed by your doctor or a dermatologist. ...Read more

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Biopsy petechiae right arm: spongiotic psoriasiform dermatitis w/purpura. Drug eruption in a pt. W/underlying psoriasis or eruptive psoriasis exacerbated by a drug. What does this mean? Drug allergy?

Biopsy petechiae right arm: spongiotic psoriasiform dermatitis w/purpura. Drug eruption in a pt. W/underlying psoriasis or eruptive psoriasis exacerbated by a drug. What does this mean? Drug allergy?

See your doctor: This is what is called a "descriptive" path report. In these cases we construct a list of conditions that can produce this type of reaction pattern then try to narrow it down if possible. In these cases a good solid history needs to be taken to identify any possible cause (drug or other). I am afraid this can be a challenging process and sometimes we do not find the actual diagnosis. Good luck. ...Read more

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Very itchy rash under arms and breast, behind knees and ears, inside elbows and in vaginal and anal area. Skin biopsy show eosinophils. What does this mean? Could this be a food sensitivity?

Very itchy rash under arms and breast, behind knees and ears, inside elbows and in vaginal and anal area. Skin biopsy show eosinophils. What does this mean?  Could this be a food sensitivity?

Eosinophilic rashes: A variety of diseases can cause diffused skin rashes with eosinophilic infiltration including those mentioned in previous answers. However it seems like it affects both skin and mucus membrane and it is very diffused. Hypereosinophilic syndrome is a concern. Either an allergist, dermatologist, or hematologist can help you in this case. ...Read more

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I have red rashes on my arm but don't know what kind of bite it can be?

I have red rashes on my arm but don't know what kind of bite it can be?

Have it looked at: There are many types and causes of skin rashes. Several types of inflammatory conditions of the skin, allergic reactions, and sometimes bacterial, viral or fungal infections can cause rashes on the skin. Insect bites can also be the cause of a rash on the skin. Have it evaluated by a professional and get the appropriate treatment. ...Read more

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How to get rid of rashes on my arm.?

How to get rid of rashes on my arm.?

That would: Depend on the cause of your rash. Dermatologic eval would help to establish cause. ...Read more

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How come I have random rashes on my arm and leg?

There is no : Simple answer to that. Please consider that the possibilities are almost limitless without more history and an exam. Maybe you have dry skin. Have you tried a moisturizer? ...Read more

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How do I get rid of back-of-the-arm rashes?

How do I get rid of back-of-the-arm rashes?

Keratosis pilaris?: Probably the most common rash on the back of the upper arms. There's no perfect way to treat it. Some moisturizers with ammonium lactate can help soften and smooth. A prescription product like tretinoin (retin-a and others) can help smooth the areas. ...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