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Laboratory Test Directory

SAP Protein (for R/O XLP)


Name Method Department Units
SAP Protein (for R/O XLP) Flow cytometry
Send Out %

Battery Members

SAP expression in CD8+, NK, and NKT cells

Specimen Requirements

Whole blood

Container Type Container Size Specimen Volume

Green tube (Sodium heparin), No Gel

3 mL 3 mL

Room temperature - 24 hour(s)

Specimen Preparation

  • Transport to the lab immediately after collection

Reasons for Rejection

  • Not collected in Sodium Heparin tube
  • Refrigerated specimen
  • Frozen specimen
  • Clotted specimen
  • Hemolyzed specimen
  • Centrifuged specimen


Samples can only be collected between 10 A.M. and 5 P.M.(if onsite) Samples must be in Send-out lab by 5 pm on Monday - Thursday to ensure delivery to reference lab within the 24 hour time limit. Specimen must delivered to Cincinnati by 11am on Fridays.

CPT Code

  • 88184
  • 88185 (x3)
  • 88187