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Doctor insights on: Non Itchy Rash On Armpit Symptoms

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What could cause a persistent itchy rash in only one armpit that has lasted for at least two months but hasn't spread?

What could cause a persistent itchy rash in only one armpit that has lasted for at least two months but hasn't spread?

ARMPIT RASH: WHY UNDER ONE ARM I DON'T KNOW.
IF ITS UNDER THE ARM THAT DOES ALL THE WORK, LIKE WRITING, LIFTING, EATING, ETC., IT MAY BE A CONTACT DERMATITIS FROM SOAP, DETERGENT, STUFF YOU MAY BE PUTTING ON WITH YOUR DOMINANT HAND.
BE A DETECTIVE AND IF IT DOESNT GET BETTER, SEE DERMATOLOGIST. ...Read more

Axilla (Definition)

Area of human body directly under the joint where the shoulder connects to the arm. It contains axillary vessels, brachial nerve plexus, lymph nodes & vessels, axillary ...Read more


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I have an itchy rash with spots in armpit will it go away? I haven't changed my soap or roll on

I have  an itchy rash with spots in armpit will it go away? I haven't changed my soap or roll on

Need to be seen: meanwhile, you may want to hold your roll-on deodorant for few days, . OTC hydro-cortisone cream 1% may help apply a thin layer only, twice a day, for few days, till you see your doctor / dermatologist, best wishes ...Read more

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I have a non itchy rash under both of my arms, just right above my armpit. I used eczema cream, doesn't work. I tried everything, what can it be?

I have a non itchy rash under  both of my arms, just right above my armpit. I used eczema cream, doesn't work. I tried everything, what can it be?

Lots of things: Rashes are nearly impossible to diagnose correctly without seeing them, especially with so little information. Is it light or dark? Raised, flat, or depressed? Fine bumps? Big welts? Does it blanch when you push on it or no? Are you sick or well? What other symptoms do you have? If it bothers you, and to get it properly diagnosed, see your doctor. ...Read more

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Have a itchy rash with lumps on side under armpit, have also been feeling very weak and tired.

Have a itchy rash with lumps on side under armpit,  have also been feeling very weak and tired.

See doctor: A skin rash with systemic symptoms is usually troublesome. If the weakness or fatigue persists for more than a week, you need to see your doctor. On the other hand, a viral infection may cause these symptoms but usually improves within 10 days. ...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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Arm pain, no injury. Splotchy non itchy rash?

Arm pain, no injury. Splotchy non itchy rash?

Can't diagnose with: this info. These lesions would need to be examined, a history obtained & other tests may be necessary in order to diagnose them. Usually the lesions needs to be identified to determine the solution. ...Read more

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I have one small itchy rash on my arm it's the only rash I have and I don't know what it is. Do you have any idea?

I have one small itchy rash on my arm it's the only rash I have and I don't know what it is. Do you have any idea?

No idea w/o eval.: These lesions need to be visualized & a history needs to be obtained in order to make an accurate diagnosis. Sometimes lab testing or biopsy is necessary. ...Read more

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I have a non itchy rash on my left arm and chest that spread to my neck and back over night. What could it be?

I have a non itchy rash on my left arm and chest that spread to my neck and back over night. What could it be?

Many causes: If it lasts for less than a couple of weeks, then I won't pay much attention to it. But if it gets painful, it may be from shingles and you need to see your doctor ASAP to get started on an anti-viral drug to reduce potential complications. Suspect shingles if the rash does not extend beyond the mid-line of the body. ...Read more

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I have itchy rash with bumps on elbow going up and down arm.What is it?

I have itchy rash with bumps on elbow going up and down arm.What is it?

How long ?: How long have you had this problem? If it has been present for less than a couple of weeks, a viral infection or drug reaction may be the cause. See your doc if this goes beyond a couple of weeks or gets more severe. ...Read more

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I have a painful, itchy rash on my arm after I got my flu shot. What should I do?

I have a painful, itchy rash on my arm after I got my flu shot. What should I do?

Ice: If at your injection site, ice, benadryl (diphenhydramine) and let your doctor know. If it is all over the place consider getting checked out sooner for a serious allergic reaction. ...Read more

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What causes an itchy rash that is a red patch with little bumps in it and is located on the inside of my upper arm near my arm pit.?

What causes an itchy rash that is a red patch with little bumps in it and is located on the inside of my upper arm near my arm pit.?

Not sure - eczema?: This can't be diagnosed with the information that is available. A history, physical examination & other studies may be needed to determine cause/causes. ...Read more

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I have this itchy rash like in my chest just right near my arm pit.. It so itchy what can I do.. It scars and it shows wen i wear sleeveless.

Cannot say: You need to see a dermatologist to make a diagnosis and prescribe a treatment regimen. If he or she does not know what it is you may even need a skin biopsy, although that is unlikely. ...Read more

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I have an itchy rash that comes and goes on my lower left arm. I have ruled out\nfood, cosmetic, or chemical alergy. Any idea?

I have an itchy rash that comes and goes on my lower left arm.  I have ruled out\nfood, cosmetic, or chemical alergy. Any idea?

Evaluate professiona: You may have a number of things that could be better identified in person by a professional. Some could be serious like yeast or fungal infections, to diverse or psoriasis. Sun or stress, it is difficult to tell, but see a professional and save the guesswork. ...Read more

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I have a red itchy rash on both my shoulders/upper arm. The patches are dry and vary in size. They are not oozing but they do itch. Is it eczema?

I have a red itchy rash on both my shoulders/upper arm. The patches are dry and vary in size. They are not oozing but they do itch. Is it eczema?

Depends: What you have is a skin rash which may sometimes be loosely called eczema by some. The potential causes range from a contact allergy , fungal infection to psoriasis. If topical hydrocortisone does not help, you would need to consult your doctor or a dermatologist. ...Read more

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Real bad itchy rash on arm by wrist. Thats spreading n I itched them so bad they r open n pus comes out. N they be burning. Itch bad. Help swell a lil?

Benadryl (diphenhydramine) & see a doc: If the rash is bad, and especially if there is pus coming out, you should be seen by a doctor as soon as possible. In the meantime, otc Benadryl (diphenhydramine) (25-50mg every 4-6hrs for an adult) can relieve itching and swelling, but may make you feel sleepy, so be careful driving, etc. ...Read more

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I am experiencing arm pain and itchy rash (severity: severe) (quality: severe itching) . The following also describes me: Skin redness or irritati...

I am experiencing  arm pain and itchy rash (severity: severe) (quality: severe itching) . The following also describes me: Skin redness or irritati...

Please see eval asap: Hi
Given the severity of your symptoms, I would recommend seeking eval in person at an urgent care center. Rashes are very common, but also need to be visualized before prescribing treatment. We also need to determine if your arm pain is from the rash or if there is another issue going on. Hope you can get treated soon, best wishes ...Read more

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I get an itchy rash on my right arm once every 4 weeks. It goes away in 4 or 5 days. The skin is bumpy with small red pimples only in that area. WHY?

I get an itchy rash on my right arm once every 4 weeks. It goes away in 4 or 5 days. The skin is bumpy with small red pimples only in that  area. WHY?

ITCHY BUMPS ARM: YOU MUST BE A DETECTIVE.
WHAT DO YOU DO EVERY FOUR WEEKS THAT YOU DO NOT DO AT OTHER TIMES?
HOBBIES?
WORK?
YOU ARE PROBABLY TOUCHING SOMETHING OR DOING SOMETHING THAT YOU DO NOT DO IN THE OTHER THREE WEEKS.
BE A DETECTIVE AND WRITE BACK WHEN YOU FIND OUT WHAT IT IS . . . ...Read more

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I have a red itchy rash that looks like mosquito bites. Some of it has clustered on my arm. It is located on my wrists, arms, and stomach. ?

I have a red itchy rash that looks like mosquito bites. Some of it has clustered on my arm. It is located on my wrists, arms, and stomach. ?

Bedbugs or virus: While viral illness could be the cause, don't forget about bedbug ties. Also need to consider what medications/vitamins have recently been taken. ...Read more

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I broke out with a itchy rash on my back, buttocks, chest, stomach, arm and I am a stay at home mom so nothing has changed. The itching is unbearable?

I broke out with a itchy rash on my back, buttocks, chest, stomach, arm and I am a stay at home mom so nothing has changed. The itching is unbearable?

Hives?: You already use benadryl, (diphenhydramine) does it help? Take a bit more to see if it helps or, better yet, go to urgent care or er to prevent hives spreading into places it can be much worse than an unbearable itch. ...Read more

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I have an itchy rash, the size of a finger print, on my ankle. There are other little one popping up on my legs & one on my arm too. Any suggestions?

I have an itchy rash, the size of a finger print, on my ankle. There are other little one popping up on my legs & one on my arm too. Any suggestions?

Examination: It's difficult to say without seeing the rash and asking a series of questions about possible causes. Local contact with something you are allergic to (contact dermatitis) is a common cause. Fungal infections (ringwork or tinea) are another common cause. It's often possible to make a more definitive diagnosis by sharing photos of the rash and talking to the doctor via virtual consult. ...Read more

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Itchy rash on my right collarbone, burns strongly if scratched. Other side of neck very sore and stiff, extending into back of skull and down shoulderblade, becoming difficult to use left arm.

Itchy rash on my right collarbone, burns strongly if scratched. Other side of neck very sore and stiff, extending into back of skull and down shoulderblade, becoming difficult to use left arm.

See doctor: Anytime one has problem using one's arm without any history of injury of trauma, it should be examined by a doctor With the stiff neck, I am also concerned about meningitis. See your doctor ASAP. ...Read more

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I have a very itchy rash in the the crease of my arm, under my breast and lower stomach. I tried hydrocortisone cream but it's not helping.

I have a very itchy rash in the the crease of my arm, under my breast and lower stomach. I tried hydrocortisone cream but it's not helping.

Yeast: This could be a yeast infection. You can try an anti fungal cream, but may want to see a doctor. There could be an underlying disease like diabetes that triggered the skin rash in the first place. ...Read more

Dr. John Chiu
2,663 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


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