The sooner you go to a Medical Doctor the sooner the real problem can fixed
If your hamster's ear is swollen like a blister, it could be due to an infection or injury. It's important to take your hamster to a veterinarian who specializes in small animals to properly diagnose and treat the issue. Do not attempt to treat it at home as it may worsen the condition.
It could be a swollen capillary.
It is a mosquito bite.
It could. If it doesn't heal within a couple of days I would see your doctor.
yes you do and be very catious , because the blistering will eventually cause a infection, which will eventually cause a swollen cheek !
Popping a blister at the bottom can help relieve pressure and pain, allowing for more comfortable movement. It can also promote drainage, preventing the blister from becoming too swollen. However, it's important to do this safely by sterilizing the area and using a clean needle to minimize the risk of infection. Always keep the area clean and covered afterward to facilitate healing.
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.
Blister agents can cause symptoms such as skin redness, swelling, and blistering, as well as eye irritation, respiratory distress, and gastrointestinal issues if ingested. Additionally, exposure to blister agents can lead to long-term health effects, such as skin cancer and respiratory problems.
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.
Molluscum contagiosum typically does not cause pain. The bumps associated with molluscum are usually painless, but they can become itchy or irritated. If the bumps become red, swollen, or painful, it may indicate a secondary bacterial infection.
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.