Pathology studies the causes and effects of diseases and impacts on the body.

Pathologists work directly with other physicians to determine a patient’s diagnosis and develop a treatment plan.
Much of their work happens in laboratories or research centers.  

Laboratory Services

The Clinical & Anatomic Laboratories of Cook County Health offer a full range of diagnostic services and offer professional consultative services at pathology clinics and patient treatment locations. 
Clinical Laboratories 
In our clinical laboratories, we examine diseases affecting body fluids, including blood and urine. The clinical pathology laboratories provide more than 1,200 different laboratory analyses, including:  
  • Biochemistry
  • Blood Bank & Transfusion
  • Drug Analysis
  • Flow Cytometry
  • Hematopathology
  • Immunology
  • Microbiology
  • Molecular Diagnostics
  • Phlebotomy Services
  • Toxicology
  • Virology
Anatomic Laboratories
In the anatomic laboratories, our pathologists examine the microscopic, biochemical and molecular properties and diseases that affect tissues and organs. We assure the most sophisticated diagnostic modalities of technology are available in anatomic conditions. 
  • Cell morphometry
  • Frozen section and fixed tissue light microscopy
  • Immunofluorescent staining 
  • Immunohistochemical staining

Outpatient Phlebotomy Service Locations

John H. Stroger Jr. Hospital of Cook County

1969 W. Odgen Ave.
Chicago, IL 60612
(312) 864-6000

Monday through Friday from 7 am to 6 pm

Provident Hospital of Cook County

500 E. 51st St.,First Floor
Chicago, IL 60615
(312) 572-2100

Monday through Friday from 7 am to 7 pm
Saturday and Sundays from 9 am to 2 pm

Oak Forest Health Center

15009 S. Cicero Ave.
Chicago, IL 60452
(708) 633-4250

Monday through Friday from 7 am to 4:30 pm