Can only be done off Lithium Heparin No gel tube. Ideally two full Lithium Heparin No gel tubes should be collected. However, for paediatric patients one tube might be all that can be collected. Gently invert tubes 10 times to mix well. No NOT spin. Put on dry ice ASAP and transport to the laboratory.
GENERAL NOTES
Medicare rebate available.
Rarely required test. This test is different to urine histamine.