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| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Nephrogenic Diabetes Insipidus Evaluation
Test Code901141
CPT Codes
81404 (x2)<br /> Restricted Client Code
Includes
AQP2 (Nephrogenic Diabetes Insipidus) DNA Sequencing Test
Nephrogenic Diabetes Insipidus (AVPR2) DNA Sequencing Test
Nephrogenic Diabetes Insipidus (AVPR2) DNA Sequencing Test
Preferred Specimen
10 mL whole blood aliquot in EDTA (lavender-top) tube
Minimum Volume
2 mL
Instructions
Please label each specimen tube with two forms of patient identification. These forms of identification must also appear on the requisition form.
Ship overnight at room temperature (specimen arrival must be less than 24 hours after collection); ship Monday through Thursday only.
Note: Hemolysis may compromise DNA recovery and integrity after 48 hours
Ship overnight at room temperature (specimen arrival must be less than 24 hours after collection); ship Monday through Thursday only.
Note: Hemolysis may compromise DNA recovery and integrity after 48 hours
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 72 hours
Refrigerated: 72 hours
Frozen: Unacceptable
Refrigerated: 72 hours
Frozen: Unacceptable
Methodology
DNA Sequencing • Polymerase Chain Reaction
Setup Schedule
Set up: Varies; Report available: 28 days
Reference Range
See Laboratory Report
Clinical Significance
Detects mutations (including point mutations, deletions, insertions, and rearrangements) in the coding sequences of AVPR2 and AQP2
