All Feline Hospital Files - 'Dental Disease'http://allfelinehospital.evetsites.netThere are several types of dental disease that occur in cats. Even though your cat may not be showing it, cats have a very high threshold for pain, and we can guarantee that they are feeling some degree of pain and discomfort. Your cat was diagnosed with: Grade I Periodontal Disease / Grade II Periodontal Disease / Grade III Periodontal Disease & Grade IV Periodontal Disease / FORLsDental Disease on the title to the left to download a printable pdf version of this handout.file/40877/Dental Disease