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Doctor insights on: Sore Under My Armpit

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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 sore lump under my armpit?

I have a sore lump under my armpit?

Lymph node: More than likely you have an acute infection somewhere on the upper extremity that is seeding a lymph node in your arm pit. The lymph node filters the bacteria, virus or fungus and then reacts as "killer cells" come to attack the agent. The lymph node responds by growing, producing more cells, and can get tender due to the agents and chemicals released. You may need antibiotics or see pcp. Read more

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I have a sore itchy nodule under my armpit what could it be?

I have a sore itchy nodule under my armpit what could it be?

Armpit nodule: Sore itchy nodule can be infection like hiradenitis, folliculitis or carbuncle. The other thing can be lymphoma. Please see your doctor for examination and treatment. Thanks. Read more

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I'm a week late on my period. I'm have back pain and boobs very sore and even under my armpits. Are sore I can't wear a bra help me?

I'm a week late on my period. I'm have back pain and boobs very sore and even under my armpits. Are sore I can't wear a bra help me?

Pregnant?: Sounds like pregnancy. At this stage you should have a positive home pregnancy test. Best to check. There is no treatment for this except to take prenatal vitamins, stop doing anything untoward to the fetus, and see your doc. Read more

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I have a sore lump under my left armpit. It won't go away, won't come to a head. Please help. Tried antibacterial soaps, tea tree oil etc....

I have a sore lump under my left armpit. It won't go away, won't come to a head. Please help. Tried antibacterial soaps, tea tree oil etc....

Abscess v lymph node: Best to get it evaluated now by doctor. May be an abscess that need to be i;d'd, or may be a lymph node? Get examined and treated, best wishes. Read more

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Got a flu show yesterday. This morning I woke up with a sore swollen lymph node under my armpit. Is this from the shot, or should I be concerned?

Got a flu show yesterday. This morning I woke up with a sore swollen lymph node under my armpit. Is this from the shot, or should I be concerned?

Possible: Could be from the flu shot, if the site of the shot is red and swollen beyond a silver dollar, I would be concerned about a possible infection. Try to ice the arm and if no better in a day, see a doctor. Read more

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What does it mean if lymph nodes are sore in both armpits?

What does it mean if lymph nodes are sore in both armpits?

Monitoring Centers: Lymphatic system absorbs/carries things too big to go into the arteries/veins like bacteria eaten by white cells/digested food. Lymph nodes "taste" the lymph everywhere for bad stuff like bacteria/viruses/cancers, etc. When it detects a problem, it alerts the immune system and your body reacts. They enlarge in response to the inflammation they create when they react. They shrink when all is well. Read more

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I have a pain about 3finger lenghs from my right armpit it is very sore what could this be?

Any swelling: If there's swelling, it could be a lymph node, a sign that the body is fighting an infection, or more rarely cancer. If the node is warm/hot, tender and red, it is more likely to be infection; if very hard, non-mobile, more likely cancer. See your primary care provider to have it checked. Read more

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What is the sore lump in my armpit?

Infected.: Possible sweat gland infection. Use alcohol to clean, if not better or growing, needs evaluation. Read more

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I'm having a sore lump in my armpit. Should I be concerned?

I'm having a sore lump in my armpit. Should I be concerned?

Yes: Sore lump in armpit could be a gland, abscess. These would indicate infection or inflammation somewhere in arm or breast or chest. Please see your doctor. Read more

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Why do I keep getting sore lumps in my armpits?

Hidranitis: You probably need to see your doctor about this condition which causes recurring infections in the glands under your arm. Read more

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My daughter has very sore shoulders and armpits. She is 9. What could be wrong?

My daughter has very sore shoulders and armpits. She is 9. What could be wrong?

Muscle soreness: If the soreness seems to be below the skin (in the muscles), there are a few things to consider, including exercise-associated muscle breakdown (which can be normal and goes away on its own). If she has been ill recently, there can sometimes be muscle breakdown associated with infection. In unusual cases, inherited disorders are associated. Consider seeing your pediatrician for an examination. Read more

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I have been experiencing pain and soreness in my right armpit for 3 days now. What could be causing this?

I have been experiencing pain and soreness in my right armpit for 3 days now. What could be causing this?

Depends: If you had a strenous activity or weigh lifting could be a sprain or muscle tear or begining infection Read more