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Test Code PostTxHbS Post Transfusion Hemoglobin S Quant

Important Note

This order should be used only AFTER a patient receives a transfusion and should NOT be used for pre transfusion lab orders. Testing metholody is the same as regular Hgb S Quant.

Clinical System Name

Post Transfusion Hemoglobin S Quant


Hemoglobin S Quant, Post Transfusion

Sample Requirements

Specimen: Whole Blood

Container(s): Lavender/EDTA

Preferred Vol: 3.0 mL

Minimum Vol: 3 Lavender/EDTA Microtainers (macro sample preferred)


Note: Macro sample preferred


Processing Instructions

Reject due to:

Spin: N

Aliquot: N

Temp: 2 - 4 C

Storage location: Refrigerate whole blood in CPA refrigerator sendouts rack.


Off-site collection:


Specimen Type Temperature Time
Whole blood Room temp  N
  Refrigerated  Y
  Frozen  N



STAT Performed TAT
N M - F 1 - 2 d


Performing Laboratory

Harborview Medical Center



Harborview Medical Center

Room GWH47; 325 9th Ave
Seattle, WA 98104

Phone Number: (206) 744-3451



Reference Range


< 5%



Method: HPLC

Analytical Volume: 1.5 mL EDTA whole blood


CPT Codes



Send Out Instructions


Reference Test Name: Post TX Hemoglobin S Quant
Reference Test Number: HBSTX2
Instructions: Send out Monday thru Friday with the UW courier. Keep a copy of the Batch Sheet for our records.