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Doctor insights on: Blood Blister Under Callus

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My five year old daughter has a blood blister under a callus on her hand. What should I do?

My five year old daughter has a blood blister under a callus on her hand. What should I do?

Nothing, as: long as there are no signs of infection (increased redness, swelling, warmth, pain). This blood will reabsorb on it's own. Do not try to puncture or "burst" it, as you will increase the chance of introducing infection. If you notice signs of infection, contact her pediatrician immediately. ...Read more

Callous (Definition)

Callus is a noun meaning a localized thickening of the skin, and a verb meaning to form that skin thickening (especially on the palm of a hand or the sole of a foot, caused by repeated pressure or friction). Callous has a meaning related to callus, but callous is not used to describe skin. As an adjective, it means toughened or unfeeling. As a verb, it means to make or ...Read more


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I am a dancer and I have a blood blister on the bottom of my foot. Its deep and I have a large callus there already. It hurts to touch and walk.

I am a dancer and I have a blood blister on the bottom of my foot. Its deep and I have a large callus there already. It hurts to touch and walk.

You should visit: A podiatrist and let them take care of this. Don't play around and do "bathroom surgery" or you risk infection. ...Read more

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There's a blister on my foot that feels like a callous. There is dark red under the skin. I've had it a while. Is it a blood blister? How do I get rid

There's a blister on my foot that feels like a callous. There is dark red under the skin. I've had it a while. Is it a blood blister? How do I get rid

Have it evaluated: Some causes of corns or calluses include: friction, pressure, repetitive trauma, and a limitation of joint motion. Some may develop bleeding under the callus resulting in a darkened discoloration of the underlying skin. You may benefit with the use of a special topical moisturize and the use of a pumice stone or an emory board. Consult with your podiatrist and determine the best approach for you. ...Read more

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I have a real hard calus on my big toe and it hurts almost to the point of tears. Under the calus almost looks like a blood blister. Is this serious?

I have a real hard calus on my big toe and it hurts almost to the point of tears. Under the calus almost looks like a blood blister. Is this serious?

Be seen: Not serious to the extent of likely being life threatening, but if you are in so much pain as actually being to the point of tears, I would get it looked at and treated. There are multiple potential possibilities, but most have pretty simple treatment options. ...Read more

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How do I treat a blood blister?

How do I treat a blood blister?

Protect it: An unpopped blister represents a closed sterile environment. Yes on occasion one can become infected then it is time to open it, however the risk of infection in a dressed open wound is still higher than that of an intact blister. The blister will gradually resolve with time. ...Read more

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How can you treat a blood blister?

How can  you treat a blood blister?

Leave or release: If the pressure is unbearable, clean it and a sterile needle with some alcohol and puncture it from the side to release the blood. Do not remove the roof as this will act as a natural dressing until the skin underneath heals and pushes this dead skin off. I recommend aquaphor and a bandage for 24 hrs after puncturing. And do not touch it if you are diabetic and it is on your foot - get checked. ...Read more

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Tiny blood blister bite, what from?

Tiny blood blister bite, what from?

Sorry, can't tell : You accurately what this is from. Too many bites have similar description. If you develop swelling, heat, tenderness, pus, or red streaks please seek medical attention. ...Read more

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Could popping a blood blister hurt?

Could popping a blood blister hurt?

Yes: Not a good idea to pop the blood blister. Infection could be a real consequence. Protect it from further injury and allow it to heal over time. ...Read more

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Can blood blister come from bug bites?

Can blood blister come from bug bites?

Yes: A blood blister is a small amount of bleeding under the skin. If you are scratching yourself from the bug bite then you could form a blood blister. ...Read more

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What may cause a blood blister on palate?

What may cause a blood blister on palate?

Trauma: Usually it is the result of trauma such as rough food (taco chip?), or suction. But if it doesn't disappear within a week -10 days, call your dentist to check it. If it doesn't resolve it might be something more serious. Please follow up on this. ...Read more

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How to tell if my blood blister is infected?

SImple means: You need to identify why the blister developed and eliminate that problem. Then, the keys are to cover and protect the injured area with dressing changes every other day to allow healing. Remember that inflammation (red, hot, swollen and tender) are important parts of healing and do not necessarily mean infection. If the wound is healing, it cannot be infected. If it gets worse, see a doctor. ...Read more

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Is it normal for a blood blister to keep bleeding?

Is it normal for a blood blister to keep bleeding?

Not usually: Usually they slowly heal and resolve. Continued bleeding can be related to recurrent trauma. Try to stop the bleeding with direct pressure, then protect it from further injury ...Read more

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I have diabetes and I have a blood blister what do I do?

I have diabetes and I have a blood blister what do I do?

Protect it: An unpopped blister represents a closed sterile environment. Yes on occasion one can become infected then it is time to open it, however the risk of infection in a dressed open wound is still higher than that of an intact blister. Protect it well. The blister will gradually resolve with time. ...Read more

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Causes of blood blister on arm?

Causes of blood blister on arm?

Have it looked at: There are many types and causes of blisters. Several types of inflammatory conditions of the skin, allergic reactions, and sometimes bacterial, viral or fungal infections and insect bites can cause blisters on the skin. Have it evaluated by a professional and get the appropriate treatment. ...Read more

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Is blood blister from mosquito bite?

Is blood blister from mosquito bite?

I don't know: The female mosquito deposits saliva that contains anticoagulants in the skin. Anticoagulants allow for bleeding. However, i don't know if this would be able to cause a blood blister. ...Read more

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How to treat a blood blister on areola?

If it is small do no: Nothing, let it resolve, if larger or painful see your gyn or breast surgeon or go to er as it may or may not need to be drained. ...Read more

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What does a blood blister on your gums mean?

What does a blood blister on your gums mean?

Gingival Abcesses: A "blood blister" on the gum indicates that you have a dental infection that is typically related to a nearby tooth. Dental problems of this type should be examined by your dentist, who may need to perform root canal treatment. He might also refer you to an endodontist or periodontist for their evaluation or treatment. Continue to take all the penicillin medication that was prescribed. ...Read more

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Do i ice a blood blister under my fingernail?

Do i ice a blood blister under my fingernail?

Hurts, don't it: I'd ice mine while i looked for a paper clip and pair of pliers. Then i'd heat the end of the paper clip red hot and very gently touch it to the nail over the subunguinal hematoma--your blood blister. It burns a little hole and the blood comes out and it feels better. Or you can go the er and pay them to drain it if you're squeamish. ...Read more

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Blood-blister/boil will not stop bleeding! please help?

Blood-blister/boil will not stop bleeding! please help?

If consistent: pressure will not stop bleeding from a blood blister than you may need to seek medical attention if flow is very heavy. A blood blister and a boil are two different things. If you have an abscess that won't stop bleeding - that may also require evaluation. ...Read more

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What is the difference between a blood blister and a boil?

What is the difference between a blood blister and a boil?

Two very different: things. A blister contains clear fluid (sometimes blood) & is found in separated layers of epidermis or between epidermis & dermis. A boil is a skin lesion containing pus. ...Read more

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Please tell me, could a blood blister appear on the upper gums?

Yes, it can: Could be an abscess from a tooth or gum problem. See a local dentist for a proper diagnosis and treatment. ...Read more

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I have a blood blister on the tip of my uvula. Should i pop it?

I have a blood blister on the tip  of my uvula. Should i pop it?

Not recommended: Most blood blisters on the uvula should go on their own. If the blister persists for more than 7 days, see a doctor for treatment. ...Read more

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Suggestions, please. How do you get rid of a blood blister at home?

Suggestions, please. How do you get rid of a blood blister at home?

See below: Soak in warm water with epsom salt, apply antiseptic and a pad around the blister to remove pressure from the area. It should start to dry out in several days. ...Read more

Callus (Definition)

A callus is an area of skin that has become toughened, thick, and hard as a result of repeated pressure, friction or other irritation. Most commonly found on the feet due to walking. Generally calluses are not harmful. Calluses can also form on the fingers due to use of writing utensils, musical instruments, or even rock climbing. They are formed by keratinocytes in the ...Read more


Dr. David Hardin
286 doctors shared insights

Blood Blister (Definition)

A blood blister forms when skin and small blood vessels are damaged without breaking the skin. Trapped beneath the skin surface is some blood and skin fluid. Blood blisters are commonly caused by accidents in which the skin is pinched by a tool or a heavy weight, or they may occur from constant ...Read more