The Leeds Teaching Hospitals NHS Trust

Phenylalanine loading test

Phenylalanine loading test

For the investigation of dopamine-responsive dystonia. For protocol, please refer to the lab user manual from the Neurometabolic Unit (Institute of Neurology): https://www.uclh.nhs.uk/application/files/1816/1046/5728/Neurometabolic_Unit_User_manual.pdf

Tube 06 (HP) - Heparin Gel
ID Tests&Tubes0228
Additional Information Test not routinely available, please liaise with Rob Barski (Biochemical Genetics lab, Specialist Lab Medicine, SJUH).
Turn Around Turnaround time stated by the Neurometabolic Unit: 1 week.
Send to Blood Sciences LGI
(Test referred to: the Neurometabolic Unit)
Queen Square
Contact For further details please contact Leeds Pathology customer services: leedsth-tr.pathologycustomerservice@nhs.net.
Advice London.
Collection Con Minimum volume: 0.5 mL serum per sample (collect 1-2 mL Li Hep whole blood). Instructions to lab: centrifuge sample, separate plasma and freeze.
Sample REQ Blood
Ref. Range Notes Interpretation will be provided with the report.
Telepath PHLT1R & SA1R