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Doctor insights on: Cold Sore Or Pimple

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How do I know if I have a cold sore or pimple?

How do I know if I have a cold sore or pimple?

Cold Sore: A cold sore is a lesion with blisters (lip, chin, cheek, nostril ; sometimes mouth) which causes burning, pain ; itching. It is filled with fluid that is teaming with the herpes simplex virus. I am assuming that you already know the various appearances of acne. ...Read more

Dr. Heidi Fowler
1,016 doctors shared insights

Cold Sore (Definition)

Also referred to as fever blisters, cold sores are small, painful fluid-filled blisters that are usually found around the lips. Cold sores are generally caused by the herpes simplex virus 1 which is related to herpes simplex virus 2 that causes genital herpes. Cold sores are very contagious and can be spread by mouth to mouth contact. They can spread to the genitalia and cause genital ...Read more


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I discovered a pimple like bump right on the lip (not lipline) and I popped it and clear liquid came out. Does not hurt at all, cold sore or pimple?

I discovered a pimple like bump right on the lip (not lipline) and I popped it and clear liquid came out. Does not hurt at all, cold sore or pimple?

Maybe neither: It is not clear as to what this is. This may be a mucocoele. It is not uncommon for this to be there. Cold sore or pimple would or is usually painful. If it does not resolve see someone. ...Read more

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Small cluster of white/yellow bumps on lower lip. No pain/discomfort. Started as a cluster of red bumps on Saturday, February 14. Cold sore or pimple?

Small cluster of white/yellow bumps on lower lip. No pain/discomfort. Started as a cluster of red bumps on Saturday, February 14. Cold sore or pimple?

Cluster sounds like: herpes, there should be pain, itching or some kind of symptom with the blisters. I would see derm right away to confirm diagnosis and get meds to treat, prevent or shorten course. hope that helps ...Read more

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A red bump appeared on the corner of my lip. The next day, the whitehead appeared, when popped the pus came out. Is this a cold sore or pimple?

A red bump appeared on the corner of my lip. The next day, the whitehead appeared, when popped the pus came out. Is this a cold sore or pimple?

Pimple most likely: From the description this sounds more like a pimple as it built up over time and came to a whitehead before it drained. Cold sores are usually more flat and shallow, moist looking and sting quite a bit. Either way, touch it up with a little Neosporin and avoid sharing kisses with anyone until it heals. See your MD to confirm the diagnosis. ...Read more

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Please help me! is it a cold sore or a pimple?

Either/or: Cold sores are painful liquid filled blisters that can occur on the lips, roof of the mouth or the gums which are caused by the herpes simplex virus (hsv-1). When open the blister ooze yellow fluid. Tingling &/or pain can herald the oncoming of cold sore 1 to 2 days prior to eruption. I think most of us know what a pimple is like. See your doctor if you want an accurate answer. ...Read more

Dr. J. Lawrence Dohan
2,405 doctors shared insights

Pimples (Definition)

Pimples are a kind of acne, and are a condition where oil gets trapped in a pore of the skin resulting in small area of ...Read more