PKU monitoring - phenylalanine and tyrosine

Description: 
Tandem mass spectrometric analysis
Clinical details: 
For monitoring patients with known inherited metabolic disease, specifically phenylketonuria and tyrosinaemia.
Related condition or disease: 
Phenylketonuria, tyrosinaemia
Reference range: 

Please contact laboratory to discuss

Synonyms or keywords: 
PKU, Phenylalanine, Tyrosine, Metabolic
Units: 
umol/L
Department: 
Biochemical Sciences Department
Location: 
Blackfriars Hub
Sample type and Volume required: 
Bloodspot card. Two spots > 7mm in diameter. Blood must be soaked through & not multi-spotted.
Turnaround time: 
Same day
Special sample instructions: 

Please include the clinical details with the request form for appropriate interpretation of results

Criteria for acceptance / rejections of sample
Storage and transport: 
Send via first class post
Contacts:
Inherited Metabolic Diseases Unit at Blackfriars Hub
07592 502653
Reference Chemistry, 1st Floor Blackfriars Hub
Friars Bridge Court
Blackfriars Road
London
SE1 8NZ
For clinical advice or interpretation of results, please contact the laboratory in the first instance.
Laboratory: 
Reference Chemistry at the Blackfriar's Hub

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Last updated: 08/10/2025