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HelpTest ID EEEV1 Red Blood Cell (RBC) Enzyme Evaluation, Blood
Necessary Information
Metabolic Hematology Patient Information (T810) is strongly recommended and should include clinical history. Testing may proceed without this information; however, if the requested information is received, it allows for a more complete interpretation.
Specimen Required
Container/Tube:
Preferred: Yellow top (ACD solution B)
Acceptable: Yellow top (ACD solution A)
Specimen Volume: 12 mL
Collection Instructions: Send whole blood specimen in original tube. Do not aliquot.
Forms
1. Metabolic Hematology Patient Information (T810)
2. If not ordering electronically, complete, print, and send a Benign Hematology Test Request (T755) with the specimen.
Secondary ID
607493Useful For
Identifying defects of red blood cell enzyme metabolism
Evaluating patients with Coombs-negative hemolytic anemia
Testing Algorithm
This is a consultative evaluation in which the case will be evaluated at Mayo Clinic Laboratories.
For more information see Benign Hematology Evaluation Comparison
Special Instructions
Specimen Type
Whole Blood ACD-BSpecimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Whole Blood ACD-B | Refrigerated | 11 days |
Reject Due To
| Gross hemolysis | Reject |
Reference Values
Definitive results and an interpretive report will be provided.
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
82955-G6PD Enzyme Activity
84087-Glucose Phosphate Isomerase
84220-Pyruvate Kinase Enzyme Activity
82657-Hexokinase
82657-Adenylate Kinase
82657-Phosphofructokinase
82657-Phosphoglycerate Kinase
82657-Triosephosphate Isomerase
82978-Glutathione
83915-Pyrimidine 5' Nucleotidase
Day(s) Performed
Tuesday, Thursday