ERNDIMQA - Special Assays in Dried Blood Spots

Purpose: To provide an EQA scheme to be used when monitoring patients with IMDs using dried blood spot samples
Scientific Expert: Dr. Rachel Carling
Scheme Organiser: MCA
Analytes: Allo isoleucine, C0 (Free Carnitine), Homocysteine, Isoleucine, Leucine, Methionine, NTBC (Nitisione), Phenylalanine, Succinylacetone, Tyrosine and Valine
Number of Specimens/Year: 16 (2023)
Matrix of the Specimens: Haemolysed whole blood dried on filter paper
Volume/Specimen: The volume is determined by the diameter of the dried blood sample
Number of Shipments/Year: One shipment of 16 specimens in February
Submission of Results: Online via ERNDIM-MCA website
Reports: Requested from ERNDIM-MCA website
Certificate: Once a year issued by ERNDIM Board
Number of Participants: 103 (2023)
Status of the Scheme: Pilot scheme in 2017-2018, full scheme from 2019
Geographic Area: Worldwide
Limitation Participation: None
Cost/Year: 274 EURO (2023)
How to subscribe: e-mail:
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