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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.
It could be a swollen capillary.
you probly have a painless absess or need a root canal
It is a mosquito bite.
It could. If it doesn't heal within a couple of days I would see your doctor.
Symptoms can include: burning eyes; swollen eyelids; red, burning and blistering skin; cough; difficulty breathing; and hoarse voice.
yes you do and be very catious , because the blistering will eventually cause a infection, which will eventually cause a swollen cheek !
CRVO is a painless loss of vision that can be caused by a swollen optic disk, the small area in the retina where the optic nerve enters the eye, by dilated retinal veins, and by retinal hemorrhages.
A cold sore is an inflamed blister around the mouth and lips. The symptoms of a cold sore are fever, sore throat, pain around the mouth, and swollen glands around the neck.
Put some ice in a cloth and hold it on there - you should feel it will become smaller.
It's possible. Painless breaks are rare but far from impossible. The only real way to check for fractures like this is imagery -- in this case an xray.
Ø Skin becomes white or lighter in colour Ø Skin reddens, is warm and may be swollen when pressure is relieved Ø A blister develops over red area. Skin may have a bluish colour to it. The blister often opens Ø Centre of open sore turns black or brown and/or there is drainage