225 E. Chicago Ave. Chicago, IL 60611The Hematology Laboratory, CLIA-approved and CAP-certified, performs more than 200,000 tests annually on blood and body fluids, including special tests such as cytochemistry staining and red blood cell osmotic fragility test. The coagulation section offers routine and special coagulation tests such as mixing study and inhibitor assays, von Willebrand antigen, ristocetin cofactor assay, and platelet function analysis. Routine urinalysis is also performed. This laboratory supports Hematology/Oncology services by offering cutting-edge diagnostic testing for a spectrum of hematologic disorders, both common and uncommon. Please see Hematopathology section of Anatomic Pathology division and relevant laboratory sections of the Laboratory Medicine division for more information. The hematology laboratory is open 24 hours daily, 7 days a week, and serves Lurie Children's and several outreach programs. We also support the research and academic missions of the institution through participation in clinical research and in the education of fellows, residents, medical students, and medical technology students.