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Forrest General Hospital / The Orthopedic Institute Specimen Collection Manual Table of Contents CLINICAL LABORATORY CONTACT INFORMATION.....................................................7 GENERAL INFORMATION.......................................................................................................8 LABORATORY SERVICES......................................................................................................10 General Guidelines..................................................................................................................10 Health & Safety Precautions...................................................................................................10 FGH Clinical Laboratory Hours of Operation.....................................................................10 Outpatient Collection..............................................................................................................10 Inpatient Specimen Processing...............................................................................................10 Reference Laboratories...........................................................................................................11 Point of Care.............................................................................................................................11 Reporting of Laboratory Results............................................................................................11 Quality Assurance....................................................................................................................11 CRITICAL VALUES...................................................................................................................12 Critical Values..........................................................................................................................12 Chemistry, Critical Value Listing...........................................................................................12 Hematology / Coagulation, Critical Value Listing................................................................15 Microbiology, Critical Value Listing......................................................................................16 Blood Bank, Critical Value Listing.........................................................................................18 Point of Care, Critical Value Listing......................................................................................18 ORDERING LABORATORY TESTS.......................................................................................19 Patient Identification...............................................................................................................19 Transfusion Bracelet Policy....................................................................................................20 Test Requisitions......................................................................................................................20 Example Test Requisition........................................................................................................21 Specimen Labeling...................................................................................................................21 Test Additions after Specimen Submission............................................................................24 Verbal Orders...........................................................................................................................24 Downtime Procedure...............................................................................................................24 TESTING PRIORITY.................................................................................................................25 Routine......................................................................................................................................26 ASAP (As Soon As Possible)....................................................................................................26 ED / STAT.................................................................................................................................26 CLINICAL LABORATORY TURN AROUND TIMES..........................................................27 CRITERIA FOR REJECTION OF SPECIMENS...................................................................29 Notification for Unacceptable Samples..................................................................................29 SPECIMEN TYPES....................................................................................................................30 FGH Clinical Laboratory Document_Title Date of Last Review: 02/01/2026 0|Page