The types of cat skin diseases include parasite types, bacterial infections, fungal infections, viral skin diseases, physical skin diseases, chemical skin diseases, skin allergies, drug allergies, decreased immune function, and hormones Sexual skin diseases, seborrheic dermatitis, metabolic skin diseases, skin tumors, feline eosinophilic granuloma, hereditary skin diseases and other skin diseases. Different types of skin diseases have different treatment methods. The main thing to do when petting is to discover that a cat may have a skin disease. It is necessary to quickly determine which skin disease it is so that treatment can be made quickly.