Delen: Home
Welcome to Delen - the information sharing and collaboration platform for users of our Terminology and Classifications products.
Here you can access up-to-date information, useful resources, education and training materials and technical support relating to our products, to help you in your role.
We hope you find the site useful, but if there's anything we can do to improve, please let us know by contacting our helpdesk at information.standards@nhs.net.
Query Resolution Database
Our Query Resolution Database contains the resolutions we've provided to classifications and associated clinical coding queries received by our Product Support helpdesk in NHS England.
Read Codes to SNOMED CT Maps
Our databases hold the current maps for:
- Read v2 to SNOMED CT (April 2020)
- CTV3 to SNOMED CT (April 2020)
SNOMED CT to Classifications Maps
SNOMED CT to Classifications Maps are a link from SNOMED CT to OPCS-4 and ICD-10, compiled to reflect the national clinical coding standards and aid the application of the three dimensions of coding accuracy.
Consultations
We run consultations relating to the development and delivery of our products and services. Our Consultations provide useful information to help us make better decisions and better understand the priorities of our stakeholders.
Publications and Resources
Browse our list of popular publications or search our Resource Library which contains a collection of useful Terminology and Classifications materials.
Auditor and Trainer Programmes
Find out all you need to know about our Auditor and Trainer programmes:
Member Workspaces
We host a number of restricted member workspaces, designed to meet the specific information needs of particular users e.g. clinical coding managers or organisations undertaking SNOMED CT implementation.
Advice and Support
Our support and advice provides information on what to do if you need help or have a query.
Latest News
May 2024
April 2024
- Share your views - SNOMED International Proposal to Increase Description Length Limit
- Share your views on requirements to link between SNOMED CT and GMDN
- OPCS-4 Alphabetical Index survey: It’s not too late to have your say!
- Digital Learning Solutions - System issues
- 2024-25 NCCQ (UK) Syllabus, Framework, Bibliography & Self Directed Learning Framework - Now available
March 2024
- National Clinical Coding Standards 2024 available in the NHS Classifications Browser and the eVersion
- SNOMED International consultation on the inactivation of Role Groupers in Substance and Medicinal Product Hierarchies
- Terminology and Classifications Delivery Service Newsletter: March 2024
- Digital Learning Solutions - System downtime 5 March 2024