Spinal Fluid Cell Count and Differential
Alternate DescriptionCSF Cell Count and Differential
Hematology
Fluid TypeCSF, Spinal Fluid
Color and Appearance, Red Blood Count, Nucleated Cell Count and Differential
Specimen Tube Type TransportSterile Spinal Fluid Container or a sterile container for shunts.
Critical ValueMale/female and all ages the same: >8 WBC/uL
Summary Test NameSpinal Fluid Cell Count and Differential
Container MicrobiologySurgery Specimens
Specimen Preparation OutreachRefrigerate until courier pickup
Specimen Stability2 hours if refrigerated
Minimum Volume2.0 ml spinal fluid
Specimen TransportRefrigerate
Specimen Preparation In HouseNOTE: Glass red top tubes are being discontinued. Plastic red top tubes with a clot activator ARE NOT acceptable for aliquoting specimen to other testing areas. Use a plastic aliquot tube for sharing specimen with other sections. Refrigerate until analysis
Stat Availability24 hours a day, seven days a week
Test Turnaround Time Routines And StatsR 4 hours S 2 hours
Reference ValueSee individual tests for normal ranges
