Migration is required to enable information originally recorded prior to introduction of
SNOMED CT to be retrieved and reused within a
SNOMED CT enabled application .
Types of information that need to be considered as part of the migration process include:
- Coded data stored in existing systems.
- Information systems, e.g. software and hardware.
- Decision support protocols.
- Data entry templates.
- Queries and other data retrieval, aggregation and analysis specifications.