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Test Code RBCGNSO Red Cell Genotyping Panel (3530)

Important Note

For internal ordering only. Not available to outreach clients.

Additional Codes

Versiti Test Code: 3530

Useful For

When phenotyping is not possible due to recent transfusion or a positive DAT.

 

To help resolve the weak expression of blood group antigens, for example when two or more serological reagents give conflicting results.

 

When a partial or variant antigen is present leading to conflicting serological antibody investigations.

 

To provide antigen-negative and crossmatch-compatible blood to help prevent red cell alloimmunization.

 

To meet the requirements for ordering rare blood from the ARDP*.* The following alleles are provided on patients for ARDP requests: ce(48C), ce(733G), ceS, ceMO, ceEK, ceBI, ceAR, ceAG, ceJAL, ceCF, and ceTI.

Synonyms/Keywords

 Red Cell Genotyping Panel (44 antigens reported**): M, N, S, s, U, (including Uvar); C, c, E, e (including partial C, partial c, partial e), V (Rh10), hrS (Rh19), VS (Rh20), hrB (Rh31); K, k, Kpa, Kpb, Jsa, Jsb; Fya, Fyb; Jka, Jkb; Doa, Dob; Hy, Joa; Lua, Lub; Dia, Dib; Yta, Ytb; Coa, Cob; Cra; Vel

 

** The following Rh antigens are reported as necessary: Crawford (RH43), JAL (RH48), STEM (RH49), CEST (RH57), CELO (RH58), CEAG (RH59), CEVF (RH61).

 

STAT Panel (24 antigens reported): C, c, E, e, M, N, S, s, U, Uvar, K, k, Fya, Fyb, Jka, Jkb, Jsa, Jsb, Doa, Dob, Lua, Lub, Kpa, Kpb

Specimen Requirements

Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
No Whole Blood EDTA Lavender Top Tube (LTT)   5 mL 3 mL 2 mL

Collection/Processing Instructions

Collect blood in original tube, invert 3-5 times, store and ship at room termperature.

Specimen Stability Information

Specimen Type Temperature Time
Whole Blood Ambient 7 days
Refrigerate 14 days

Interferences

Mutations outside of the targeted region will not be detected.  Novel mutations leading to altered or partial antigen expression and null phenotypes may not be detected by this testing method.  Results from stem cell transplant patients may not match genotype obtained from other tissues.

Reference Range Information

Performing Location Reference Range
Versiti Interpretive Report

Performing Laboratory Name

Versiti Wisconsin

Referral Laboratory Information

Address Telephone Website Link Marshfield Lab Account #
Versiti
638 N. 18th Street
Milwaukee, WI 53233		 800-245-3117, ext 6250 https://www.versiti.org 588

Performing Information

Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Versiti Monday through Friday 2-5 days PCR and Hybridization Probes

CPT Codes

CPT Modifier
(if needed)		 Quantity Description Comments
0282U   1    

Ordering Applications

Ordering Application Description
Clinical Order Manager Red Cell Genotyping Panel (3530)
Cerner Red Cell Genotyping Panel (3530)