The staff at Gurnee's DiagnosticsforU - Chicago is readily available to assist you with all of your medical needs. When you're not feeling well, this clinic is here to assist you with your medical needs with treatments such as physicals, body scanning, allergy_testing, and blood testing. DiagnosticsforU - Chicago understands that getting sick can be a downer, and that's why the doctors offer kind and effective care to help you get back to feeling 100%.