Laboratory Test Information Guide

Details for Lymphocytosis Investigation (Peripheral Blood)

Test Name: Lymphocytosis Investigation (Peripheral Blood)
Alternate Name(s):  
Laboratory: Flow Cytometry (VH)
Specimen Type: Peripheral blood collected in a 4 mL K2 or K3 EDTA Lavender top Vacutainer tube

0-2 years: 0.5 mL Lavender Microtainer
2-10 years: 3 mL Lavender top tube
Collection Information: Minimum volume required is 1 mL.
Requisition: Referred-In Samples: FLOW CYTOMETRY REQUISITION
Test Schedule: Monday-Friday

Fridays or prior to STAT holidays, routine specimens must be received in the Flow Cytometry Laboratory at Victoria Hospital by 1300.
Turnaround time from when specimen
is received in testing laboratory:
48 hours
Reference Range: See report
Effective Date: 2006-06-01
Revised Date: 2021-03-05
Critical Value:  
Interpretive Comments: See report for Interpretation.
Special Processing:  
Method of Analysis: Whole blood is incubated with fluorescent-tagged monoclonal antibodies to detect abnormal increases or decreases in lymphocyte cell populations using Flow Cytometry.
Critical Information Required: CBC Differential result
Storage & Shipment: Specimens are to be shipped/transported within 1 hour of collection to the Flow Cytometry Laboratory at Victoria Hospital at room temperature.

Samples must be received and processed within 24 hours of collection by the Flow Cytometry Laboratory.

Fridays or prior to a STAT Holiday, specimens must be received in the Flow Cytometry Laboratory at Victoria Hospital by 1300 h.

Once received by the Flow Cytometry Laboratory, samples are to be stored at 4oC.
System Codes: 
Referred To:  

Questions? Comments? Contact Laura Gopaul