As a pet parent, you would naturally be concerned if your cat suddenly had a swollen nose bridge. If there are no signs that your cat was injured from physical trauma, like scratches or other physical injuries, it could be a sign of a common feline condition. Swollen nose bridge on cats could be a sign of cat rhinitis
What is a Canine Sinus Infection? Just like with humans, a canine sinus infection, either sinusitis or rhinitis, is nothing more than an inflammation of the nasal passages and is quite frequently encountered among symptoms of allergies in dogs.