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Doctor insights on: Small Red Bumps On Arms That Itch

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Dr. Marsha Davis
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Small Red Bumps (Definition)

Small distinct red bumps on the skin are most commonly caused by a heat rash. Heat rash or prickly heat is caused by the blockage of the pores that lead to the sweat glands. It is most common in very young children but can occur at any age, particularly in hot and humid weather. An infant does not sweat. The sweat is held within the skin and forms little red bumps ...Read more


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What do I have? A rash? Bug bite? It itches! I have some kind of rash, or bite all over my skin. I thought it could be bed bugs but my boyfriend doesn't have any bites. They are small red bumps that itch like crazy sometimes. I have some on my wrists tha

What do I have? A rash? Bug bite? It itches! I have some kind of rash, or bite all over my skin. I thought it could be bed bugs but my boyfriend doesn't have any bites. They are small red bumps that itch like crazy sometimes. I have some on my wrists tha

Not every one has a: Reaction to bed bugs. Bed bug bites may have no sx's/signs except for 2 small skin puncture points. A reaction may show from an hr to several days later. It can cause itchy, pink, swollen, lesions w clear center. If hypersensite blisters may occur. A telltale sign is linear track of lesions from sequential feedings – but doesn't always occur. Bites are in areas exposed while sleeping-arms, should. ...Read more

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Dr. Marsha Davis
22 years in practice
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I had poison oak for two weeks. It has now being replaced by a rash with small red bumps on my ribs, chest, back-itches, burns and a yeast infection ?

I had poison oak for two weeks.  It has now being replaced by a rash with small red bumps on my ribs, chest, back-itches, burns and a yeast infection ?

Possible: looking at the rash in the picture without actually seeing the patient will suspected a viral lesion condyloma contagiosum. This can occur in patients with weakened immune system if you took Prednisone. It will spread by scratching it. It will usually resolve after a long time without treatment. Use anti itch meds may help. A visit to a Dermatologist may clarify diagnosis and help in management ...Read more

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Dr. Marsha Davis
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I have small red bumps on my arms and belly my side's and in the middle of my fingers. And they itch a lot. What could it be and what to help.

See below : Could be a contact allergy, insect bites, contact dermatitis or inflammed angiomias (due to scratching). Treatment includes otc anti-inflammatory creams, moisturizers, or sarna lotion. Contact a dermatologist for further information and diagnosis. ...Read more

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I have dry white patches & small red bumps that started on r. Forearm several weeks ago but have now spread to other arm & stomach. It doesn't itch.?

I have dry white patches & small red bumps that started on r. Forearm several weeks ago but have now spread to other arm & stomach. It doesn't itch.?

Need an exam: You need a physician to look at the lesions to make a diagnosis. Impossible to give you answer without picture. ...Read more

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What could small red bumps on the back of my arms be?

What could small red bumps on the back of my arms be?

Keratosis Pilaris: Keratosis pilaris is a common skin condition that causes rough patches and small, acne-like bumps, usually on the arms, thighs, cheeks and buttocks. Keratosis pilaris bumps are usually white, sometimes red, and generally don't hurt or itch. Keratosis pilaris can be frustrating because it's difficult to treat. ...Read more

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Red Bumps (Definition)

Red bumps is a symptom in which a person has a rash of raised spots on the skin, and the spots are redder than the normal skin. Redness is usually caused by increased blood (red colored) in the reddened area. Increased blood flow can be due to allergies, infection, hormonal changes, ...Read more


Dr. Jack Mutnick
1,081 doctors shared insights

Itch (Definition)

Itch is also known as Itching. Itches are a clinical finding in which a person's skin has a sensation of non-painful irritation ...Read more


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Dr. Marsha Davis
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