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Doctor insights on: What Does A Blood Blister Look Like

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What does a blood blister in the mouth look like? Does it break open?

What does a blood blister in the mouth look like?  Does it break open?

Firm and purple: If you bite your lip/cheek and traumatize inside your mouth, but not enough to break open the suface of skin(mucosa) then you may develop a firm purple-colored bump. Over time the "blood-blister" will pop and drain and should heal quickly. If it does not resolve within 7-10 days, have it checked out. ...Read more

Dr. David Hardin
276 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


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I have what seems to look like a zip or a small blood blister on my right breast, i'm not sure what this is but should I be concerned about it? I

I have what seems to look like a zip or a small blood blister on my right breast, i'm not sure what this is but should I be concerned about it? I

See your doctor: Having these types of symptoms can best be solved by having your doctor perform a thorough evaluation. Only through this type of process can he/she discover what's going on and how best to help you. ...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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I have something that looks just like a blood blister that stayed the same for years. Just now started hurting. Any ideas?

I have something that looks just like a blood blister that stayed the same for years. Just now started hurting. Any ideas?

BLOOD BLISTER: WHERE IS IT LOCATED? HOW LARGE IS IT? HOW MANY YEARS? SEE A DERMATOLOGIST. . . IT MAY HAVE TO BE REMOVED AND A TEST TAKEN TO MAKE SURE ITS NOT SERIOUS. ...Read more

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I have had a bump on my back for a few months that looks like a blood blister, I have popped it like a blood blister and it went but came back?

I have had a bump on my back for a few months that looks like a blood blister, I have popped it like a blood blister and it went but came back?

Blocked gland?: A sebaceous cyst is a collection of oily fluid that occurs when an oil gland is blocked. Some folks are more prone to them than other and they often appear on the neck, shoulders, and back. Try to avoid skin products that are oily. Please see doc. IF it is a cyst, he/she can remove it. The sack must be removed otherwise it is likely to refill. Peace and good health. ...Read more

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I have wounds that will not heal. IDO NOT pick nor scratch.I can c some turning purple like a blood blister underneath when its moist after shower y?

I have wounds that will not heal. IDO NOT pick nor scratch.I can c some turning purple like a blood blister underneath when its moist after shower y?

Wounds: Depending on chronology, distribution, examination and detailed history reccomendations will vary; so if persistent or recurrent be evaluated promptly ...Read more

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I woke up this morning to find what looks like a blood blister on my clitoris. It won't pop or wash off. Is this normal? What should I do? What is it?

I woke up this morning to find what looks like a blood blister on my clitoris. It won't pop or wash off. Is this normal? What should I do? What is it?

See a doctor.: You may want to see a doctor. It could be the result of trauma from manipulation in that case is should go away without further irritation but if no recent trauma you should get it checked by a doctor. ...Read more

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Small blood blister like spots on scrotum?

Small blood blister like spots on scrotum?

Angiokeratomas: These are benign vascular growths called angiokeratomas. They are innocent and do not require treatement unless they become symptomatic. ...Read more

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Should i pop my blood blister?

Should i pop my blood blister?

It may help: Sterilizing a needle by fire and piercing a blood blister may help relieve pressure and pain. That said, if there are any questions, you should visit a medical professional. Also, do not remove a blister entirely, as blisters can protect raw skin. ...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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What are the causes of a blood blister?

What are the causes of a blood blister?

Pinch: A blood blister is a type of blister that forms when subdermal tissues and blood vessels are damaged without piercing the skin. It consists of a pool of lymph, blood and other body fluids trapped beneath the skin. If punctured, it suppurates a dark fluid. ...Read more

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What can you do to treat a blood blister ?

What can you do to 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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What should I do to cover a blood blister?

Nothing fancy: A protective dressing. In most cases just a band aid will suffice. ...Read more

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How does it take for a tiny blood blister to go away?

Time: The blister should be gone within a week. Immediately if it ruptures. Surrounding tissue could take 1-3 weeks. ...Read more

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How long does it take a giant blood blister to go away?

Hematoma?: A blood blister is caused by a pinch to the skin and is rarely large. A more traumatic event will cause a hematoma, a large collection of blood. Unlike rules about blisters if this is extremely large or doesn't start to decrease in size it may not shrink on its own breakdown of blood products may cause a bigger deeper wound. This needs to be drained by a physician with good wound care thereafter. ...Read more

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Dr. Philip Miller
1,708 doctors shared insights

Blistering (Definition)

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