Natural Killer (NK) Cell Count

Test Name

Natural Killer (NK) Cell Count

Alternate Description

Natural Killer cell subset, Natural Killer cell marker

LIS Code

NK

Availability

FOR FRIDAY COLLECTIONS:Collect specimen by Noon for Off Campus locations.Collect specimen by 14:00 for On Campus locations.Monday through Friday, except holidays.

Lab Section

Special Hematology

Fluid Type

Whole Blood

Test Includes

%CD16+CD56 and Absolute CD16+CD56 count

Specimen Tube Type Transport

3.0 mL whole blood in Sodium Heparin green top tube

Container Whole Blood Required

3.0 mL whole blood in Sodium Heparin green top tube

Summary Test Name

Natural Killer (NK) Cell Count

Specimen Preparation Outreach

Do not spin. Keep at room temperature until courier pickup.

Specimen Stability

48 hours at Room Temperature

Minimum Volume

3 mL

Specimen Transport

Room Temperature

Specimen Preparation In House

Do not spin. Keep at room temperature.

Test Turnaround Time Routines And Stats

4 days after reception of specimen

Reference Value

CD16/56
age from age to age units gender abs low abs high
0 3 months M/F 0.17 (170) 1.0 (1000)
3 6 months M/F 0.17 (170) 0.83 (830)
6 12 months M/F 0.16 (160) 0.95 (950)
1 2 years M/F 0.18 (180) 0.92 (920)
2 6 years M/F 0.13 (130) 0.72 (720)
6 12 years M/F 0.1 (100) 0.48 (480)
12 18 years M/F 0.07 (70) 0.48 (480)
18 and up years M/F 0.01 (10) 0.60 (600)
           
           
age from age to age units gender % low % high
0 3 months M/F 4 18
3 6 months M/F 3 14
6 12 months M/F 3 15
1 2 years M/F 3 15
2 6 years M/F 4 17
6 12 years M/F 4 17
12 18 years M/F 3 22
18 and up years M/F 5 25

Additional Test Information

Call Special Hematology at 531-8559 with questions.