WelcomeEssington Animal Hospital Dr. Youssef has been treating cats and dogs since 1987. At the time, this area was the far western reaches of Joliet, Illinois. Today, a thriving population of humans and their feline and canine companions provide a steady stream of clients. The typical examinations and vaccinations are offered as well as dentistry, surgeries, x-ray, lab. and pharmacy services. Dr. Youssef is the best! M.H. Abou-Youssef, D.V.N., PHD.