There are two blood tests that are very helpful in diagnosing pancreatitis in cats. (2ndchance.info)
After diagnosing pancreatitis, your veterinarian will determine if your dog must fast. (dogcare.dailypuppy.com)
Some veterinarians depend on diagnosing pancreatitis in alternative ways, while others may refer you to a veterinarian with experience using ultrasound. (texvetpets.org)