Hemoglobin and Hematocrit
Laboratory - :
Hematology
Tube Type:
Purple top (EDTA) tube: Whole Blood
Collection Volume:
300 ul microtainer, 2.0 ml macrotainer
Minimum Volume:
300 ul microtainer, 2.0 ml macrotainer
Preferred Volume:
300 ul microtainer, 1.0 ml macrotainer
Cause for Rejection:
Specimen hemolyzed, clotted, diluted with IV fluid; held at RT for more than 8 hours or at 4C for more than 24 hours
Availability:
Daily, 24 hours; STAT
Methodology:
Flow Cell Spectrophotometry
Special Instructions:
Lipemic plasma or white count > 100,000/mm3 may falsely elevate the hemoglobin.
Additional Info:
Reference range is available on patient report
Test ID/Workstation :
H&H
Tube Type:
Purple top (EDTA) tube: Whole Blood
Collection Volume:
300 ul microtainer, 2.0 ml macrotainer
Cause for Rejection:
Specimen hemolyzed, clotted, diluted with IV fluid; held at RT for more than 8 hours or at 4C for more than 24 hours
Availability:
Daily, 24 hours; STAT
Methodology:
Flow Cell Spectrophotometry
Special Instructions:
Lipemic plasma or white count > 100,000/mm3 may falsely elevate the hemoglobin.
Additional Info:
Reference range is available on patient report
