Related Questions

I have a small canker sore looking thing on the inside of my lower lip. Not painful. It looks more like a blood blister rather then a normally white s?

7 days vs a week. There is a joke in dental school, that with medication it takes a week to heal, and without, 7 days. However, there are some things that are helpful. If you frequently get these, try the supplement lysine daily. Avoid acidic foods and crunchy items that can irritate it, like potato chips. Rinse with warm salt water as a palliative measure. And there are OTC palliative salves. Read more...
Canker sores. Canker sore are generally somewhat painful. It may not be a canker sore and you might be correctly calling it a blood blister if you accidental bit your lip. See your own dentist for a definitive diagnosis. Read more...
Is it a canker sore? Maybe harmless mucocele (blood blister). Usually they're not a problem and will go away on their own. If concerned see your dentist for evaluation and surgical removal. Read more...

My canker sore (top right lip) looks deep blood red as if it's been scratched to bits, is this normal? I'm experiencing no pain at the moment.

See your MD. If you have a painless lesion on your lip that is like an ulcer you should see a physician right away and get tested for STDs please. A painless lesion could be a chancre and it would be safest to get you tested. Read more...

I had a canker sore and I kissed a boy we didn't have blood at all should I get tested for HIV I'm worried : (?

No risk. You've just become a grown woman. You owe it to yourself to read a good book or two about sexuality, including accurate information about the dozen-or-sex sexually transmitted disease. Kissing with exchanage of saliva is risk for infectious mono and cmv, but can't transmit hiv, canker sores, chapped lips, bitten cheek or none of the above. Life's hard enough without fears like this. Read more...
HIV and Kissing. There is no case of HIV infection in the whole world in over thirty years of this epidemic caused by kissing. Even with a canker sore. There is absolutely no reason, unless you need it for peace of mind, to do an HIV test in this scenario. Read more...

How do a blister/cold sore and a canker sore differ?

UUsually. Usually caused by herpes for cold sore and canker sore is usually autoimmune. Please see your dermatologist for evaluation and to discuss treatment options. Read more...
Location. Typically, canker sores are inside your mouth in the mucosa (the lining on inside of your cheeks, lips, and under the tongue). Cold sores are usually outside the mouth in the skin of the lips, but can sometimes also occur inside the lips. Cankers have multiple suspected causes--injury, virus, even fungus are all possibilities. Cold sores are caused by herpes simplex 1 virus only. Read more...

Is there a difference between a blister/cold sore and a canker sore?

Cold vs Canker sore. A cold sore or fever blister typically occurs outside the mouth; around the lips, chin and just under the nose, and are caused by herpes simplex virus type 1. In the event that a cold sore occurs in the mouth, you'll see it on the gum or soft palate. Canker sores typically erupt inside the mouth; on the tongue, inner lip and lining of cheeks. Exact cause is unknown. Read more...

I have a bump that looks like it has puss and blood on the bottom inside of my lip. Is this a canker sore?

Probably not. Canker sores are ulcers--small open wounds in the tissues of the mouth that forn when the surface layers of the tissue slough away leaving the sensitive deep tissue layers exposed. They generally are not "bumps", nor are they typically bloody. What you describe sounds more like a traumatic blister, or even a plugged salivary gland that has become slightly infected. See a dentist to find out. Read more...
Need Consultation. Could be a multiple of things. Need a dentist to see it. Read more...