Special Assays in Urine

Purpose: Comparison of outcome of a heterogeneous group of lab-assays, relevant to the diagnosis of inborn errors of metabolism, in respect to median and target values. In addition recovery of added analyte, precision and analytical linearity are tested
Scientific Expert: Dr. B. Merinero, e-mail: bmerinero@cbm.uam.es
Scheme Organiser: Dr. C. Weykamp, e-mail: c.w.weykamp@skbwinterswijk.nl
Analytes: 5-OH-Indolacetic acid (5HIAA), Carnitine Free, Creatine, Creatinine, Galactitol, Guanidinoacetate, Homovanillic acid (HVA), Lactic acid, Mucopolysaccharides, Orotic acid, Pipecolic acid, Sialic acid and Succinylacetone
Number of Specimens/Year: 8
Matrix of the Specimens: Lyophilised spiked human urine
Volume/Specimen: 5 mL/vial
Number of Shipments/Year: One shipment of all specimens in the beginning of January
Submission of Results: Via ERNDIM Interactive Website
Reports: Requested from ERNDIM Interactive Website
Certificate: Once a year issued by ERNDIM Board
Number of Participants: 160
Status of the Scheme: Operated since 1993
Geographic Area: Worldwide
Limitation Participation: None
Cost/Year: 139 EURO / 247 EURO in combination with Special Assays in Serum (2013)
How to subscribe: Dr. Sara Gardner, e-mail: admin@erndim.org
Annual report: Click here for the annual reports
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