Test Code LAB90281 CD4 Count, Blood
Reporting Title
CD4 Count
Methodology
Flow Cytometry
Useful for monitoring CD4 counts.
Performing Laboratory
OhioHealth Laboratory Services-RMH Special Testing
Specimen Requirements
Draw blood in a lavender-top (EDTA) tube(s) and send EDTA whole blood. (Grossly hemolyzed specimen is not acceptable.) Mix by gently inverting 8 times. Forward promptly at ambient temperature only
Specimen Stability Information:
Sample is stable at room temperature for 48 hours. Do not refrigerate or freeze
Specimen Transport Temperature
Ambient OK / Refrigerate NO / Frozen NO
Reference Values
%CD4 (helper cells): 32-58%
Absolute CD4: 430-1,580 cells/µL
Day(s) Test Set Up
Monday through Friday
Saturday; if received before 10 a.m.
Test Classification and CPT Coding
86361