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Aquaporin (AQP4) IgG
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Aquaporin (AQP4) IgG
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Lonic Code
Test Name
Aquaporin (AQP4) IgG
Synonyms
Aquaporin IgG, Neuromyelitis Optica (NMO) Evaluation, AQP4/NMO IgG
Test Consists
Interpretive comment, NMO/AQP4-IgG ELISA; if NMO/Aquaporin results are indeterminate, NMO-IgG will be performed at an additional charge
Specimen Requirements
2.0 mL blood
Volume and Container
5.0 mL gold top SST blood tube
Storage and Transport
Serum stored refrigerated until ready for transport to Mayo Medical Laboratory Rochester
Critical Values
Causes for Rejection
Specimens other than serum, gross hemolysis, lipemia, icteric
Turn Around Time
10-14 business days from time of collection
Availability
Monday-Friday from 8 am-5 pm, except observed holidays
CPT / HCPCS Code
83520
Medicare Fee
Comments
Row Stamp
40,400,131
Last Updated
Volume
Minimum Volume
Indications
Establishing the diagnosis of an neuromyelitis optica spectrum disorder and distinguishing one of these disorders from multiple sclerosis early in the course of disease, allowing early initiation, and maintenance, of optimal therapy
Professional Fee
Tech Charge
Total Fee
Special Instructions
Lab
Mayo Medical Laboratory Rochester
Schedule
Test performed Monday-Friday at Mayo Medical Laboratory Rochester
Request Form
Methodology
ELISA, Indirect Immunofluorescence (if appropriate)
Patient Prep
Post Processing
Collection Guidelines
Reference Range
See reference lab report
Limitations and Contraindications
Interpretation
Additional Information
CPOE Test Name
Ref Misc Referral Lab Test, type NMO Eval in Test Name REF
Status
1
AUDIT_DEL
Attachments
Created at 9/8/2014 5:57 PM by Bradshaw, Keir
Last modified at 9/8/2014 5:57 PM by Bradshaw, Keir
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