Turnaround times
The quoted turnaround time is from sample receipt in the laboratory, to results authorisation in the Laboratory Information Management system. The times do not include transport of specimen to the laboratory or the administrative process to print and post/email reports. Service users must allow for transport and reporting time when ordering tests.
Clinical background:
Part of national monitoring service.Samples should be sent by requestor directly to King’s College Hospital with the ViaPath form.
Specimen container paediatric:
EDTA whole blood
Serum or plasma can be used if required
Specimen container adult:
EDTA whole blood
Serum or plasma can be used if required
Minimum volume paediatric:
2 mL
Minimum volume adult:
2 mL
Special requirements:
The requestor should send the sample and the request form directly to:
King’s College Hospital
Bessemer Wing – 3rd Floor
Denmark Hill
London
SE5 9RS
Transport requirements:
Post at ambient temperature
Reference ranges:
Although a target range in therapy has not been established, a steady state reference range of 20 to 60 μg/L (risperidone + total 9-hydroxyrisperidone) has been suggested.