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Items starting with V

Von Willebrand Screen

Von Willebrand Screen

Reference Range

Factor VIII 57-158 u/dL

von Willebrand Factor Antigen (VWF:Ag) 48-175 u/dL

von Willebrand Factor Activity (VWF:RCo, RICOF) 47-154 u/dL

von Willebrand Factor Collagen Binding activity (vWF:CBA) 57-164 IU/dL

  • Turnaround Time: 7 days (Unless urgent by prior arrangement with laboratory)
Vitamin B12

Vitamin B12

Reference Range

<105 ng/L - B12 deficiency highly likely

105-200 ng/L - B12 deficiency possible (confirm with haematological/clinical findings)

>200 ng/L - B12 deficiency unlikely

*Note clinical advice is provided by Haematology

 

  • Turnaround Time: 1 day

Related Tests Folate

Vitamin D (25-OH VitD)

Reference Range

<15 nmol/L - Severe vitamin D deficiency

15-25 nmol/L - Vitamin D deficiency,

25-50 nmol/L - Vitamin D insufficiency,

50 nmol/L or greater - Adequate vitamin D status.

Signs of vitamin D toxicity maybe seen at levels greater than 250 nmol/L

  • Turnaround Time: 7 Days

Related Tests Calcium (adjusted) Parathyroid Hormone (PTH)

Vancomycin

Vancomycin

  • Turnaround Time: Within 24hours of sample receipt.
Varicella zoster PCR

Varicella zoster PCR

  • Turnaround Time: 7-28 Days
Varicella zoster (VZ) IgG

Varicella zoster (VZ) IgG

  • Turnaround Time: 3-7 Days
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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 15189:2012 standard. Laboratories are currently transitioning across to 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