Look to the pet's appearance and behavior in-game to see major symptoms, this will help you narrow it down to a couple of diseases. Still, it lets you move on to the next customer. In cases where you can't help the animal because no correct cure exists for you, apply a cone of shame to cure the pet but realize the owner would be unhappy with the service you provided and will give your clinic a lower star rating. Incorrect treatments will have a thumbs down next to them, indicating that the treatment will not work. Some require the surgery station to fix at low level, while shots unlock later that can fix them at the exam table. If you're working on an animal, realize that if you have a low vet skill level you may not have the required ability to treat the disease properly from the exam table. Sometimes, the Cone of Shame is all you have available to cure the cat or dog. If you know the disease, use any of the correct treatments to cure the sick pet. Pay attention to how the animal looks, and the major symptoms may whittle it down to only one or two possible diseases. You can also sometimes rule things out without having all of the symptoms yet revealed and deliver treatment early, allowing you to get on to the next patient. This is so that you can try to use fewer exams to discover the remaining symptoms. Use Control+F if you have one or more of the symptoms already discovered and your browser will highlight those illnesses that have those symptoms. This guide lists all the various sicknesses pets can get, along with major symptoms to help you diagnose a disease. Each one has its own set of symptoms and correct treatments. Aside from managing the clinic and its employees, you must also treat animals for a variety of illnesses. The Sims 4 Cats and Dogs includes the ability to run a vet clinic. Many illnesses can be cured at the exam table if your Veterinarian Skill is high enough. To compensate for this, it's rather expensive. The Sims 4 Pet Sicknesses in Cats and Dogs Veterinarian Diagnosis, Treatments, and Illnesses List The Surgery Station seems to deliver faster diagnoses due to its in-depth scans.