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

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Prolonged scalp and leg rash, with a sudden different rash on arm.

Prolonged scalp and leg rash, with a sudden different rash on arm.

These rashes may or: may not be related. I suggest you see dermatologist for correct diagnosis and treatment ...Read more

Dr. John Chiu
2,701 doctors shared insights

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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What causes an itchy bump pink rash on back of arms and thighs?

What causes an itchy bump pink rash on back of arms and thighs?

Keratosis Pilaris: If it has been there for years, then it is usually keratosis if it is new then it could be one of many other things. If chronic, try a moisturizing cream twice a day with a mild acid in it, like eucerin plus. There are other keratolytic creams and lotions that will help, but there is no cure for keratosis pilaris. ...Read more

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What causes pimple like marks on the buttocks?

What causes pimple like marks on the buttocks?

Acne: If you are unsure what it is see your doctor, otherwise if it is acne see a doctor for prescription creams to apply. Start using salicylic acid to was the acneic area on your buttocks when in the shower. Avoid baths and hot tubs, lakes and oceans (oxymetazoline) until clear. ...Read more

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Causes of rash like bumps on the lower cheeks and neck?

Causes of rash like bumps on the lower cheeks and neck?

Rash: Could be hives but could also be irritant dermatitis from fabrics or the detergents or soaps....But you should have it everywhere if that were the case. Likely hives. Simple initial treatment is otc antihistamine and possibly some anti-itch creams. ...Read more

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What could cause itchy red rash under upper arm and back of knees?

What could cause itchy red rash under upper arm and back of knees?

Many possibilities: Possibilities are intertrigo, eczema, inverse psoriasis, contact dermatitis, candida (yeast). See a doctor or dermatologist for proper diagnosis and treatment. ...Read more

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Blisters on my scalp and forearms. My left arm looks like chickenpox bumps and the right looks like scabies with 4 tracks coming out of 1 large bump?

Blisters on my scalp and forearms. My left arm looks like chickenpox bumps and the right looks like scabies with 4 tracks coming out of 1 large bump?

Post a photo: Many things can look as described. Both chicken pox (unlikely) and scabies are intensely itchy. Scabies does not form visible blisters but tracks with bumps spread out at relatively even intervals. Other viral illnesses can cause rashes similar to what you describe as can contact reactions. ...Read more

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Red rash symetrical on arms and top of legs.no lumps or itchiness.

Red rash symetrical on arms and top of legs.no lumps or itchiness.

Rash: We would need to see the rash to help diagnose it. Suggest a visit with your doctor or virtual consultation. ...Read more

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What causes sunburn like rash on chest, upper arms, and thighs which is also accompanied by purple, swollen feet and ankles?

What causes sunburn like rash on chest, upper arms, and thighs which is also accompanied by purple, swollen feet and ankles?

Get physical exam: Rashes and skin discolorations are the result of many diseases, medications, and conditions. You must be evaluated by medical doctor for this problem. Discuss any medications or drugs you have taken or are taking. This could be signs of serious reaction, allergic or immunologic, to bacteria, drugs, chemicals, or other infections. ...Read more

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Many bright red and itchy rash on the back of both my legs, between butt and knee. It looks like small bug bite like bumps smeared in a line. Nospread?

Many bright red and itchy rash on the back of both my legs, between butt and knee. It looks like small bug bite like bumps smeared in a line. Nospread?

Many causes: Rashes are challenging even when the doctor can see them, so even harder in this forum. Small red bumps on both legs make me think of reactions to clothes, or something in contact with that area on both sides. Bites can do it. It could be heat rash, a reaction of the skin to warmth and occlusion from pressure. Some drug reactions can do that as can conditions like eczema and psoriasis. ...Read more

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I have an itchy welt like rash on neck, eyes, elbows, pelvis and legs. Now developing bruise like soreness at the base of both palms. ?

I have an itchy welt like rash on neck, eyes, elbows, pelvis and legs. Now developing bruise like soreness at the base of both palms.

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This is unusual: Leah, you really need to see a clinician both to get relief from the symptoms and find the cause. You can take over the counter antihistamines like Benadryl (diphenhydramine) for the itching, but the soreness is strange and could mean it is something more than just an allergy. Good luck! ...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?

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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What can cause a severe, itchy, spreading rash? Its on all limbs, chest, neck and upper back. Started on arm. Have other things w/ chest & stomach to.

What can cause a severe, itchy, spreading rash? Its on all limbs, chest, neck and upper back. Started on arm. Have other things w/ chest & stomach to.

Allergies vs. inf: Allergic rash is one reason. Also, infection, usually viral may present this way. Pityriasis rosea, an interesting disease, that is common in your age group may present this way. There is a mother or herald patch, which is the first lesion to appear and then other similar, usually salmon colored lesion start spreading. There is some scaling associated with the lesions. Benign. ...Read more

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What could be the cause of blistering, itchy patches on the upper torso of the body and itching is worse at night? Feels like something crawling @

What could be the cause of blistering, itchy patches on the upper torso of the body and itching is worse at night?  Feels like something crawling @

Contact Dermatotis: Dermatitis is an inflammation of the skin. Contact dermatitis is a localized rash or irritation of the skin caused by contact with a substance that is foreign to the body. Substances that commonly cause contact dermatitis include plant sap, metals, cleaning solutions, cosmetic additives, perfumes, industrial chemicals, and latex rubber additives. ...Read more

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I get bumps on insides of my lower arms sometimes looks something like a rash or hives without the red. It doesn't itch. What can this be?

I get bumps on insides of my lower arms sometimes looks something like a rash or hives without the red.  It doesn't itch. What can this be?

Millia?: It could be millia, a benign condition where pores/glands clog, but do not become infected or inflamed. You could try to Google it (millia) and see if it seems similar to what you're experiencing. ...Read more

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Hi I have this red pimple like rash all over from the waist up. Not so much on my back but more in the front and has spread abit to my arms.

Hi I have this red pimple like rash all over from the waist up. Not so much on my back but more in the front and has spread abit to my arms.

Doctor can examine: Rashes are difficult to describe in words. A primary care doctor or a dermatologist can examine a pimply rash to see what it might be. Sometimes folliculitis happens, and is caused by bacteria in skin follicles (where hairs grown out of). It can resemble tiny pimples on the limbs and body. Other causes include viral infections, allergies, autoimmune reactions, chemical irritants, hot tubs, etc... ...Read more

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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

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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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Pink/ flesh colored pimple-like rash between first knuckle on first finger and first knuckle on thumb. Sometimes itchy. Hydrocortisone used. Help?

Pink/ flesh colored pimple-like rash between first knuckle on first finger and first knuckle on thumb. Sometimes itchy. Hydrocortisone used. Help?

Skin rash: If not eczema then it could be a fungal infection and treatment for that it anti-fungal creams that are available in pharmacies without prescription. Keep your feet clean and dry them properly after bath. ...Read more

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33yr. Have itching in hands and legs. I also see small pimples appear with rash&they go away in 15mins to 1 hr. And appear somewhere else.I dont have any other health issue other than gluten irritation.Does itching mean liver/kidney has issue?

33yr. Have itching in hands and legs. I also see small pimples appear with rash&they go away in 15mins to 1 hr. And appear somewhere else.I dont have any other health issue other than gluten irritation.Does itching mean liver/kidney has issue?

Hives: These evanescent itchy bumps are most likely hives indicating an allergic reaction to something internal or external(food,temperature change,medication,exercise,etc). Sometimes there is no obvious cause. Taking an antihistamine like benadryl(causes drowsiness) or claritin(nondrowsy) usually helps. An allergist or dermatologist can evaluate and advise you best. ...Read more

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I am experiencing skin sores, itchy rash (severity: severe) (quality: severe itching) (side: scalp) , rash in armpit (quality: pustules or pimples) , itch, leg numbness and skin rash (quality: itchiness, blisters, crusty, bumpy, red or bluish purple, fla

I am experiencing  skin sores, itchy rash (severity: severe) (quality: severe itching) (side: scalp) , rash in armpit (quality: pustules or pimples) , itch, leg numbness and skin rash (quality: itchiness, blisters, crusty, bumpy, red or bluish purple, fla

Sore/ itchy rash: May be eczema, psoriasis which could respond to steroids but may need stronger treatment if diffuse , folliculitis for which mupirocin topical and bactrim oral if not allergic would help , or autoimmune process . or food intolerence- gluten, milk . Would follow up with dermatologist ...Read more

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Rash on belly and chest has spread to top thigh and under arm. Spread wide apart and itches. Doesn't look like a pimple and not flakey have had 1 week?

Rash on belly and chest has spread to top thigh and under arm. Spread wide apart and itches. Doesn't look like a pimple and not flakey have had 1 week?

See a doctor.: It is hard to diagnose a rash without seeing it. You should see a doctor who can determine the diagnosis and then prescribe the proper treatment. This could be hives, a contact rash, a bacterial infection or from a virus, among other possibilities. ...Read more

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What type of rash is this? It's all over my head, face and arms. Red raised bumps. Similar to multiple pimples but red in the middle

What type of rash is this? It's all over my head, face and arms.

Red raised bumps. Similar to multiple pimples but red in the middle

Rash: Rash is a VISUAL diagnosis. You cannot make right recommendations on a rash based upon a written description. Please see your MD or a Dermatologist ...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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My 14 month baby has tiny pimples all over her thigh. What causes rashes like that?

My 14 month baby has tiny pimples all over her thigh.  What causes rashes like that?

Lots of causes...: ...Including allergy to diapers or baby wipes or moisturizing cream, or direct irritation by harsh soap. Could also be a virus, which is sometimes accompanied by a fever, but not always. There are other, more exotic causes; your quickest solution is to see your pediatrician or a dermatologist and get a precise diagnosis and treatment. ...Read more

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My 15 month baby has a rash and bump, welt looking, on her legs, arms, cheeks and hips?

My 15 month baby has a rash and bump, welt looking, on her legs, arms, cheeks and hips?

Rash : Your child appears to have the hives probably brought on by a food he has eaten give him Benadryl elixir, one half teaspoon four times daily ...Read more

Dr. Mike Bauerschmidt
414 doctors shared insights

Folliculitis (Definition)

A condition in which one or more hair follicles are swollen, usually when the follicles are damaged by friction 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