Platelet Count (Sodium Citrate Tube)

Test to be ordered per Hematology Department instruction to client when Blue Top tube is needed to resolve an EDTA induced Platelet Agglutinin.

Test Code

Alias/See Also
Platelet in Citrate; Plt count from Blue Tube; Plt Ct on Citrate;

CPT Codes

Preferred Specimen
1 Sodium Citrated (light blue top) and 1 EDTA (lavender top) tube(s). Send both tubes directly to the Hematology Department.  Minimum fill for EDTA is 1 mL. Blue top must be a full draw.

Do NOT spin either tube.  Avoid hemolysis.  Gently invert EDTA 10 times immediately at time of collection.

Transport Container
Sodium Citrated (light blue top) tube and EDTA (lavender top) tube

Transport Temperature
Room Temperature, Unspun
     For specimen integrity in the lock box click here

Specimen Stability
48 hours

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Rejected for gross hemolysis, clotted, <1 mL, improper specimen type, >48 hours old, frozen.

Automated Cell Counter

Setup Schedule

Reference Range
SEX AGE Report Normals Units
N/M/F 0Y 130 - 400 K/MM3
  1W 84 -478 K/MM3
  133Y 130 - 400 K/MM3 

Clinical Significance
Used to evaluate patients suspected of EDTA mediated platelet clumping. Platelets must be present in adequate numbers and have proper function to aid in hemostasis.

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.