If your dog’s face is swollen, it’s understandable to feel concerned ... so you know what to watch out for: Dental infections like abscessed teeth or gum disease, can cause localized facial swelling ...

Dogs may sneeze during playtime, when they catch a whiff of pollen, or to get attention. Frequent sneezing may also be due to nasal mites, a tooth abscess ... and swelling in your dog's nose ...