These are very common. They are usually sebaceous cysts that are harmless and very much like human acne.
A pimple is a blocked pore.
If your hamster's ear is swollen like a blister you should take it to the vet. It likely has an infection that if left untreated will kill it.
Check the related links below.
If you mean what does the virus that causes Smallpox looks like, see the link below:
it looks like a small eel or a snake with a tail
Please click on the link below and you can see a picture of one.
Cold sores look like a blister.
As a rule, cold sores are not a rash, but a blister! A rash sounds like,"Hives".
herpes labialis
No, cold sores are caused by a virus (Herpes Simplex) and since amoxicillin is an antibiotic, it would have no affect on the virus. Antibiotics only work to kill bacteria, they are not effective against viral infections. There are anti-viral medicines that can be prescribed for and do help relieve cold sores. Ask your doctor if your cold sore could be treated with an anti-viral.
Actually, it sounds like a blood blister. In what way is it NOT like a blood blister? More info please.
well not that I'm sure but sometimes its a sickness(not death threatening) in which blister like sores appear on the armits and under the knees. though if you have these things on your arms it could be different
See the related link below. If your symptoms are similar, visit your local practitioner for a topical treatment.
A gorged tick can look like a big, grey blister.
cheilosis: crack like sores at the corner of the mouth. (lip disease)
Exact same thing just happened to me, hence the research.
You may put a thin layer of ointment like aloe vera after your blister has broken and is running.
herpes.