@joesailor61 Here is an article on it that seems to line up with this:
https://www.hopkinsmedicine.org/health/conditions-and-diseases/cat-scratch-disease#:~:text=These%20are%20the%20most%20common,on%20the%20foot%20or%20leg)
@joesailor61 $150 is cheap for ER visit. Cat scratches and bites can cause a lot of damage. Take responsibility for your cat’s actions. If the dog bit your cat I’m sure you would ask for the vet bills to be reimbursed too