Frequently Asked Questions

To enrol for the first time please fill out the electronic form on Please read the conditions for participation in Subscription
Institute of Pathology
Aalborg University Hospital
Ladegaardsgade 3
9000 Aalborg
Unstained slides are circulated via ordinary mail. Courier mail is only exceptionally used when requested and paid via a participant account in a courier or logistics services company (Name of courier and account number must be supplied in your participant data).
If you want to contact members of the NordiQC group, please use the contact form
You can check and modify your participant information when you are logged in to the user control center. The participants are exclusively responsible for the correctness of their data.
In case slides are broken at the receipt, inadequate slides received or damaged during staining, NordiQC should be contacted by e-mail.
The slides are cut from the block and dried at room temperature for 48 hours. They are then stored at -80C until shipment. Before shipment, one set of slides are marked by hand with the participant's NordiQC ID number.
The general, breast cancer and companion modules are accredited per 28.11.2022 by DANAK under registration number 616 to proficiency testing according to ISO 17043. NordiQC is affiliated to and based at Department of Pathology, Aalborg University Hospital, Denmark and in 2020 the department was accredited according to ISO 15189 (Medical laboratories – Requirements for quality and competence).
NordiQC will never share identifiable data on protocols, assessment results or participants. In certain situations, NordiQC will be able to share anonymized data of staining protocols and/or assessment results with external research institutes, laboratories or companies within the immunohistochemical field. In every case, redistribution or publication of the data is prohibited (except with explicit permission from NordiQC) and should only be used for internally for development of better protocols, assays or products in general. In order for NordiQC to consider data sharing with external parties, a specific request stating the purpose must be submitted to NordiQC (NordiQC mail:, Scheme Director Søren Nielsen: and Scheme Organizer Rasmus Røge: The request should contain: 1) Purpose of the data analysis 2) Specification of the requested data 3) Intended use 4) Storage of data during and after analysis 5) Responsible persons 6) Statement declaring that data will not be redistributed or published in any form
Examples of optimal and suboptimal staining results are uploaded on the website as of the date indicated on the Participation page.
If you want to participate in any NordiQC workshop/conference/seminar, please check the event site.
In case of borderline or poor marks, the laboratory may request an immediate reassessment of the original stain, or a reassessment based on a new stain in the following run. Receiving new slides does not apply for markers that are a part of every module (Eg. HER2 IHC). When the next run opens you can enter reassessment staining protocol using the reassessment link in the options menu on the right
Laboratories and sponsors are invoiced in the beginning of each year. Participation fees are based on modules, not individual tests. Participation in NordiQC is an ongoing subscription and continues untill cancelled. For further questions please check Invoice and payment.
All payments should be transferred in DKK (Danish kroner) or EUR (Euro). Payment can be made by bank transfer or cheque. At the moment credit cards are not accepted.