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Doctor insights on: Cyst Under The Arm

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Cyst (Definition)

A cyst is a structure or mass that consists of a cellular lined sac. It is typically filled with fluid but may be filled with solid material. It can be congenital, traumatic, or acquired. They may develop nearly anywhere in the body and usually require complete excision for eradication or they are likely to recur. Fluid filled sacs that are not cellular lined ...Read more


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I have a small cyst under my arm, after an ultrasound the Dr said it was as calcified sebaceous cyst and that I shouldn't worry. What does this mean?

I have a small cyst under my arm, after an ultrasound the Dr said it was as calcified sebaceous cyst and that I shouldn't worry. What does this mean?

Sebaceous cyst: Arises from a clogged sebaceous gland(secretes an oily material that lubricates hair and skin). Epidermoid inclusion cysts are more common and may look similar. Both types of cysts are benign but can be removed if they are bothersome or inflamed. ...Read more

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I have these little fluid filled cysts under arm, what does this sound like?

I have these little fluid filled cysts under arm, what does this sound like?

Hard to say!: When did this start? New deodorant, detergent or soap, etc.? If so, stop them. Use unscented products for sensitive skin. No harsh scrubbing. Wash new clothes before wearing them. If anything of these things may apply, then stopping the offending product should help things calm down. If not, get seen by a doc who can sort if out or refer you to the appropriate specialist. ...Read more

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Should I get the cyst under my right arm closet to my heart removed? I've had one removed in the past.

Should I get the cyst under my right arm closet to my heart removed?  I've had one removed in the past.

If it hurts: The term cyst can mean a few different things in this case, so I am assuming this is a sebaceous cyst in the skin. If the bump is red, painful, getting bigger or bothering you in any way it should be removed. ...Read more

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Diagnosed with hidradenitis suppurativa today. I only have 1 tiny cyst under arm. No others ever. What are some labs/test to prove or disprove this?

Diagnosed with hidradenitis suppurativa today. I only have 1 tiny cyst under arm. No others ever. What are some labs/test to prove or disprove this?

Clinical diagnosis: This fancy word just means the odor producing sweat glands of your armpits developed a pus bearing infection. Whether it becomes a longer term problem will depend on the success of your treatment. Some don't like to use the term unless it happens repeatedly. ...Read more

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Cyst under arm and pilonidal cyst, swollen glands everywhere, rash on wrist, weight loss, and dizziness and general feeling unwell. What could this be?

Cyst under arm and pilonidal cyst, swollen glands everywhere, rash on wrist, weight loss, and dizziness and general feeling unwell. What could this be?

Many symptoms: Please make an appointment to see your doctor. A medical history will be taken and complete physical exam done.
Once done appropriate management will be started or you might be referred to a specialist. ...Read more

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If a cyst that was under my arm bust inside my body should I go to the emergency room?

If a cyst that was under my arm bust inside my body should I go to the emergency room?

Burst cyst: If you have fever, chills, or redness advancing in any direction from the wound, then you can visit emergency. If you do not have a fever or redness spreading away from the wound then visit Urgent Care for a full medical history, exam, pregnancy test if necessary, and likely antibiotic prescription. You may only require topical antibiotics and wound care, tetanus vaccine update. ...Read more

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I am 18 years old. I am suffering from sebaeceous cyst in both under arm which comes and goes within 2 days. Doctors told to keep the area clean. Help pl?

I am 18 years old. I am suffering from sebaeceous cyst in both under arm which comes and goes within 2 days. Doctors told to keep the area clean. Help pl?

Hydradenitis suppura: Single sebaceous cyst should be excised and you will be cured. Multiple infected areas which erupt off and on is hydradenitis suppurativa and more exensive wide excision and skin grafting may be necessary. ...Read more

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Hi doc. I wanted to know how can I get rid of lump or cyst w/pus from under my arm pit without having to go to the doctors office I don't have $ to go?

Hi doc. I wanted to know how can I get rid of lump or cyst w/pus from under my arm pit without having to go to the doctors office I don't have $ to go?

Moisture control: ? Hidradenitis? If it is, few helpful tips here: keep the area clean and dry-stuff a terry towel roll in your armpit if you have to. Avoid scented deodorant/ antiperspirant /soap — the additives that smell good can cause irritation. Don't shave — clip if you need to. Hygiene is a must avoid infection. However, even if you are "super clean" — you will likely need a doctor's help on occasions. ...Read more

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Can cyst be underneath the skin under the arm?

Can cyst be underneath the skin under the arm?

Yes: Hi Jeniffer,
Yes, the arm pit is a common place for cysts to develop. Based on your brief description, I am unsure of what type of cyst you may have, however just for your general information. I have included an article about epidermoid and sebaceous cysts, a common type of cyst that we encounter clinically. Hope this helps. http://wb.md/1k6wVL9 ...Read more

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My daughter 18 has a peppercorn size cyst. Pain less and immobile? It's in the arm pit left.

My daughter 18 has a peppercorn size cyst. Pain less and immobile? It's in the arm pit left.

Cyst: It will likely require removal. Review it with your doctor. They can become infected and having it in that area makes it difficult to care for the axilla. All the best. ...Read more

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What is the reason for under arm cysts?

What is the reason for under arm cysts?

Dermatologist.: If recurrent it could be due to hidradenitis suppurativa which is a severe form of acne. Best to see your dermatologist for accurate assessment and treatment. ...Read more

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Tips on child cyst on arm removal?

Tips on child cyst on arm removal?

It depends: It really depends on the type and location of the cyst. If it is in the skin, a dermatologist will likely be able to help. Some cysts are deeper down and will require a surgeon, or an orthopedic surgeon to address. Many cysts in children are benign and if not causing a problem, it might not even need to be removed. Start off with a consult with your pediatrician or family doctor. ...Read more

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How would you know if you have a cyst in arm?

How would you know if you have a cyst in arm?

Get evaluated: You can feel a subcutaneous nodule non adherents to the skin usually non tender. May be hard to differentiate from lipomas in inexperienced examiners. ...Read more

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I have under each arm pit a knot or some sort of cyst. I would like to know if this could be a result of doing a lot of exercise or what?

I have under each arm pit a knot or some sort of cyst. I would like to know if this could be a result of doing a lot of exercise or what?

Prob.not: Axillary lymph nodes are most common in the location you are describing and are not related to exercise. If they are painful, tender or enlarging see your pcp for evaluation ...Read more

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What condition presents with fatty cysts on arms & back?

What condition presents with fatty cysts on arms & back?

Dermatologist checks: A dermatologist (skin doctor) can check one's "fatty cysts" to see if they are made of fat, trapped skin secretions or skin cells, neurofibromas, cancerous tumors, or what not. Such "cysts" are hard to describe in words, so an exam is needed. ...Read more

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How much does an outpatient surgery cost to remove a cyst from my arm? On average

How much does an outpatient surgery cost to remove a cyst from my arm? On average

Varies: Several factors will affect the price. The size and location of the cyst can increase complexity. If it is able to be performed safely in an office setting it can be done much cheaper than if it requires a surgery center and anesthesia. ...Read more

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Should i be scared if my boil under my arm became a cyst. It's a big hole under my arm?

Should i be scared if my boil under my arm became a cyst. It's a big hole under my arm?

I think that this: Warrants medical eval. Too many variables to know what exactly is going on in your axilla. ...Read more

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Lump under my skin on my arm painless piliar cyst?

Lump under my skin on my arm painless piliar cyst?

Possibly: There are three things that this could be, a cyst, lipoma or a lymph node. I would see a doctor to make the diagnosis. ...Read more

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I have an armpit cyst and when I pulled back my arm it came out. What should I do to prevent armpit cysts?

I have an armpit cyst and when I pulled back my arm it came out. What should I do to prevent armpit cysts?

No preventing: Cyst is skin folded inside out--what normally sloughs off is now collected within the walls of the cyst. It clinically looks like a bump under the skin. It often has a follicular opening, thru which the cyst content can drain. However, it will recur even after you squeeze out the content because the cyst wall is still present. The only way to really get rid of it is by excising the cyst wall. ...Read more