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Laboratory Medicine

Test Directory / Aquaporin 4 Antibody Also known as: Neuromyelitis Optica Antibodies

Aquaporin 4 Antibody Also known as: Neuromyelitis Optica Antibodies

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TestAquaporin 4 Antibody Also known as: Neuromyelitis Optica Antibodies
Common AbbreviationsAQ4
ProfileN/A
Clinical IndicationAquaporin 4 (AQP4) is the major autoantigen in neuromyelitis optica (NMO, or Devic's disease). Antibodies to AQP4 are found in >80% of NMO patients and around 50% of patients with longitudinally extensive transverse myelitis. They are infrequent in patients with optic neuritis without spinal cord involvement.
Specimen TypeBlood
Sample TypeSerum
Minimum Volume1 mL
Special PrecautionsNo special requirements
StabilityContact Referral Laboratory
Turnaround Time3 weeks
LaboratoryNeurosciences Group Institute of Molecular Medicine John Radcliffe Hospital Headington Oxford OX3 9DS
Reference IntervalContact Referral Laboratory
LimitationsContact Referral Laboratory
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