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Doctor insights on: Underarm Blister Symptoms

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How do you treat blisters on your underarm?

How do you treat blisters on your underarm?

See your doctor: It is important to be seen by a dermatologist so a proper history and exam can be performed. There are many causes of blisters and i would need more information to give you a more informed answer about possible causes and treatments. ...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 a small little blister looking thing inside of my armpit, but it doesn't hurt what could it be?

I have a small little blister looking thing inside of my armpit, but it doesn't hurt what could it be?

Need to be seen: Not enough detail here for correct identification. If it sticks out like a finger, it is an acrochordon (benign skin tag). If it is a lump deep in the skin it is an epidermal syst or tricholemmal cyst. If you shave there it may contain an in-growing hair.Sometimes they have an opening through which you can squeeze out sebum which looks like cream cheeze with a sour odor. ...Read more

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What could cause a blistering armpit rash?

What could cause a blistering armpit rash?

Allergic reaction: Personal care items like deodorants or body creams can some times cause allergic reactions with blistering. If it is only on one side and painful consider a viral infection. ...Read more

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My daughter is 11 and has lil blisters under her armpit that have popped open and now look like cigarette burns can you tell me what it is?

My daughter is 11 and has lil blisters under her armpit that have popped open and now look like cigarette burns can you tell me what it is?

See Your Doctor: Your 11 yr. old daughter has blisters in her armpit. Blistering rashes have numerous causes. Having them confined to her armpit is an unusual location and could be caused by local exposure to an irritant, infections, or even poison ivy through touching the area. Because rashes are difficult to diagnose without visual inspection, your daughter should see her doctor for correct diagnosis. ...Read more

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I woke up this morning with s painful rash above my fight armpit. It really hurts. It looks like blisters?

I woke up this morning with s painful rash above my fight armpit. It really hurts. It looks like blisters?

Rash: Above armpit with pain makes one think of shingles. But I can't be sure without an examination. Since there is a treatment to shorten the course of this disease you need to get in right away to be evaluated. Best wishes. ...Read more

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Hi I got an underarm blister for pass few days. it is not painful but feel like my hand is a bit heavier. Please help. What should i do?

Hi I got an underarm blister for pass few days. it is not painful but feel like my hand is a bit heavier. Please help. What should i do?

See a dermatologist: There is a very big nerve "highway" under your arm. You may have an infection that presses on one of these nerves. Definitely go to your dermatologist to have the lesion evaluated and treated if need be. ...Read more

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Does shingles always have a rash? I have a nerve-like pain just below my armpit but no rash or blisters. The pain has been longer than 1 week too.

Does shingles always have a rash?  I have a nerve-like pain just below my armpit but no rash or blisters.  The pain has been longer than 1 week too.

Zoster sine herpete: And that young lady is how we docs say "shingles without a rash." Yes, it DOES exist. And many people are grateful for it since the alternative is have the shingles with all the cosmetic issues. When absolutely necessary we can do spinal taps to identify particles of the virus who are causing the pain and burning symptoms but without a lot of exertion. ...Read more

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Dr. Philip Miller
1,706 doctors shared insights

Blistering (Definition)

A blister is a collection of fluid under the epidermis. A blistering rash is one in which ...Read more