Referred Work

Preferred Sample Type

NMDA receptor antibodies

Suitable Specimen Types

  • Serum
  • CSF
4 mL of serum, 0.5 mL CSF

Specimen Transport

1st class post overnight to referral laboratory

Turnaround Time

14 days

Sample Stability

Stored at 4C

NMDA receptor antibodies

General Information

NMDAR antibodies are found in autoimmune panencephalitis with neuropsychiatric symptoms, movement disorders and seizures. It may be paraneoplastic, and is immunotherapy-responsive

Patient Preparation

No special preparation required


If Diagnostic suspicion remains high after a negative result on serum it is recommended that a second sample accompanied by a CSF sample is tested.

Reference Range

Normal result is Negative

Source of Reference Range

Provided by reference laboratory


  • EQA Scheme?: No
  • EQA Status: No EQA scheme currently available.

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HTA licence number is 12366

Protection of Personal Information – Laboratory Medicine comply with the Trust Data Protection Policy and have procedures in place to allow the Directorate and it’s employees to comply with the Data Protection Act 1998 and associated best practice and guidance.

The Trust Laboratories at Heartlands Hospital, Good Hope Hospital and Solihull Hospital were awarded UKAS (United Kingdom Accreditation Service) accreditation to the internationally recognised ISO 15189 standard in May 2015. For a list of accredited tests and other information please visit the test database
Tests not appearing on this scope are either under consideration or in the process of accreditation and so currently remain outside of our scope of accreditation. However, these tests have been validated to the same high standard as accredited tests and are performed by the same trained and competent staff.

For further information contact Louise Fallon, Quality Manager, 0121 424 1235

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