Biochemistry

Preferred Sample Type

SARS-Cov2 IgG Antibodies (Abbott)

Suitable Specimen Types

Serum

SARS-Cov2 IgG Antibodies (Abbott)

General Information

Overall specificity = 100%

Overall sensitivity = 90% 

 
Please note that this assay is not currently included in
our ISO15189:2012 accreditation scope

Notes

Please note that this test is no longer available or provided by our service.

Reference Range

Negative -  No evidence of antibody response to SARS-CoV-2. This can indicate
no COVID-19 infection, very early infection, or infection in the
context of immunosupression.
An increase in antibody level can support a diagnosis of Covid-19.
Consider repeat testing in 14 days if confirmation of infection or exposure to COVID 19 is suspected

Any result should not affect compliance with personal
protection guidelines.

Equivocal - SARS-CoV-2 IgG antibodies: Equivocal by EIA (Abbott)
Inconclusive result, which may occur early in the infection or
could be non-specific.
An increase in antibody level can support a diagnosis of Covid-19.
Consider repeat testing in 14 days if confirmation of infection or exposure to COVID 19 is suspected

Any result should not affect compliance with personal
protection guidelines.

Positive - SARS-CoV-2 IgG antibodies: Positive by EIA (Abbott)
Consistent with current or previous Covid-19 infection.
Please Note result DOES NOT indicate immunity from future
infection or prevent current or future excretion of the
virus (infectivity).

Any result should not affect compliance with personal
protection guidelines.

Specifications

  • EQAS Scheme: Yes

Tags

covid

Creation Date

Tuesday, 02 February 2021

Modification Date

Monday, 01 December 2025

General Information

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Copyright UHB Pathology 2025

Protection of Personal Information – Pathology Laboratories Services 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 laboratories at Queen Elizabeth Hospital, Heartlands Hospital, Good Hope Hospital and Solihull Hospital form part of the services provided by University Hospitals Birmingham and are UKAS (United Kingdom Accreditation Service) accredited to the ISO 15189:2022 standard. For a list of accredited tests and other information please visit the UKAS website using the following link: https://www.ukas.com/find-an-organisation/ 

  • Molecular Pathology is a UKAS accredited medical laboratory No. 8759
  • Biochemistry is a UKAS accredited medical laboratory No. 8910
  • Haematology and Transfusion is a UKAS accredited medical laboratory No. 8784
  • Clinical Microbiology is a UKAS accredited medical laboratory No. 8760
  • Cellular Pathology is a UKAS accredited medical laboratory No. 10141
  • United Kingdom Health Security Agency laboratory is a UKAS accredited medical laboratory No.8213

Tests not appearing on the UKAS Schedule of Accreditation 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 test information, please visit the test database: https://qehbpathology.uk/test-database 

For further information contact Louise Fallon, Quality Manager, 0121 371 5962/ 0121 424 1235