WASPS

Welsh Assessment of Serological Proficiency Scheme
Cynllun Asesiad Hyfedredd Serolegol Cymru

CPA Accreditation


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Polyspecific AHG reagentThe Welsh Assessment of Serological Proficiency Scheme (WASPS) was first introduced in 1989. The scheme has been designed to assist laboratories in monitoring and improving performance of red cell antibody detection during blood transfusion compatibility testing.

WASPS is an independent scheme which operates under the direction of a Steering Committee established in 1992. It is located within the Welsh Blood Service (WBS). The scheme is indebted to the WBS for the help and support it continues to give to WASPS.

The scheme was developed originally to meet three main aims:

  • To establish a quantitative basis for assessing Anti-Globulin Technique (AGT) performance.
  • To provide sufficient material to allow all laboratory staff to participate in each exercise.
  • To produce a concise report summarising key areas of performance which would allow those responsible for the service to assess the performance of the laboratory and their staff.

Dilution of red cell samplesThe scheme is based on a simulated compatibility testing in which 4 sera are tested against 3 cell samples. It is designed to be performed by individual members of staff using routine methods. Although the scheme has seen a move by participants away from the traditional LISS test towards the newer technologies of bead and gel centrifugation, the aims of the scheme remain the same. The scheme has taken the information provided from comparisons of the technologies and utilised it to assist participants in establishing "best practice".

CPA accreditation was achieved in March 2003 and maintained following inspections in September 2006 and July 2008. WASPS was commended by the CPA inspectors as follows:-

"This is an excellent scheme developed primarily for transfusion laboratories in Wales. It has the advantage of being able to assess individual practice, which is unusual. The documentation is excellent and well controlled and the key people running the scheme are enthusiastic & dedicated".

For further information, or to register with the scheme please submit your details here using the online form.


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