This usually a job for a qualified veterinarian.
The sole may have to be opened to drain the abscess and then bandaged to prevent reinfection until it heals.
Some folks make a poultice for the foot the help draw out and heal the abscess.
There are commercial preparation and poultice boots available at most tack stores.
If it is making the horse lame, than it is probably a big deal (ps CALL THE VET!) if not, dont worry about it and yes it can be called an abscess.
It could be a hoof abscess, or another type of injury, or laminitis. Lameness can be serious...have a vet look at the horse.
Hoof.
You call a veterinarian who specializes in horses. If you try to treat it yourself it is likely to end badly. The vet will drain the abscess and administer an appropriate antibiotic.
The horse's hoof has an infection. Do not ride the horse but call your farrier.
Black horn is the dark pigmented hoof, whereas, a white horn is the light colored hoof. Where a horse has white socks, the hoof will be white also.
A horse's foot is called a hoof. The plural (or when referring to all feet) is hooves.
The horse does have a frog on their hoof except it is not the real animal. It is a part of their body/hoof.
A graze just above a horses hoof.
well a horses hoof is the same as our toe nail
The periople is the clear covering of the hoof wall.
Footrot, foot abscess, shelly toe, poor nutrition