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.csic.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, Glycolic acid, Homovanillic acid (HVA), Lactic acid, Mucopolysaccharides, Orotic acid, Oxalic acid, Pipecolic acid, Sialic acid, Succinylacetone and Sulfocysteine (2015).
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 8 specimens in February
Submission of Results: Via ERNDIM Interactive Website
Reports: Requested from ERNDIM Interactive Website
Certificate: Once a year issued by ERNDIM Board
Number of Participants: 176 (2014)
Status of the Scheme: Operated since 1993
Geographic Area: Worldwide
Limitation Participation: None
Cost/Year: 148 EURO / 264 EURO in combination with Special Assays in Serum (2015)
How to subscribe: Dr. Sara Gardner, e-mail: admin@erndim.org
Annual report: Click here for the annual reports
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