Clinical services unit (CSU): reference and diagnostic services

CSU provides laboratory clinical, reference and surveillance services for HIV-1 and HIV-2, HTLV, HHV-8, hepatitis viruses, MMR, Parvo B19, syphilis.

The clinical services unit (CSU) is part of Public Health England’s (PHE) virus reference department (VRD). It is part of the World Health Organization Collaborating Centre for Laboratory and Diagnosis Support.

Services available

CSU provides clinical and reference work relating to:

  • HIV-1 and HIV-2
  • hepatitis viruses A,B,C,D and E
  • human T-lymphotropic viruses (HTLV-I and HTLV-II)
  • human herpesvirus 8 (HHV-8)
  • measles, mumps, rubella
  • parvo B19
  • treponema (syphilis)
  • CT/LGV pcr, GUD pcr, GC pcr

CSU guidance and forms

VRD user manual

Hepatitis viruses investigation referral form: S1

HIV reference test referral form: S3

Herpes simplex virus and HHV-8 referral form: S4

HTLV reference test referral form: S5

Measles, mumps or rubella referral form (E8)

Parvovirus B19 referral form

Syphilis/Chancroid referral form: B3

Molecular confirmation tests request form: B7

Contact CSU

Clinical Services Unit (CSU)

Public Health England
61 Colindale Avenue

Published 23 January 2017