You have to take the cat to the vet. Chances are it has an ear infection, which will require medication. Do not go sticking things into the cat's ear, trying to remove the pus. Make an appointment with your vet as soon as possible, and let them take care of it.
Pus filled cavities are called abscesses and are treated with surgical drainage of the pus and antibiotics.
An earache or pain in the ear, which may be severe, or a sudden decrease in ear pain, followed by ear drainage of clear, bloody, or pus-filled fluid, hearing loss, or ear noise/buzzing.
pus-filled, pus
If you were pierced by a professional piercer (ie. with a needle) then go and see your piercer, if not go and see your doctor.
Boil
Fluids not pus! eughhh!
SuHo
Empyema, Abscess
That is a very typical finding.
otopyorrhea = purulent otorrhea = discharge of pus from the external ear
A pustule is a small, inflamed bump on the skin filled with pus. It is a type of acne lesion that can be red, tender, and may eventually form a white or yellow center.
yes :O