What causes redness and swelling in a dog’s paws?

There are several possible causes of this condition in dogs: it could be caused by an injury to the paw, such as a bump or scratch. It could be caused by a foreign object in the paw, such as a nail, iron, etc. It could be caused by an infection with bacteria or fungus. If the owner is unsure of the cause of the redness and swelling of the dog’s paws or is unable to deal with it well on their own, it is advisable to take the dog to the vet promptly for examination and prompt treatment after diagnosis.