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  1. Reference
  2. Resources
  3. Code Systems
  4. Custom Code Systems

Advanced Search

Last updated 2 years ago

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Snowray provides an advanced search option for Custom Code Systems, which can be invoked by pressing theadvanced filter icon in the search bar. This enables users to specify additional criteria to restrict their searches.

The Status filter is a dropdown, while the ECL filter requires typing in a valid query using an improved version of that allows any kind of identifier to be used, not just SCT IDs. A content assist, which can be activated by pressing Ctrl + Space, helps users to construct ECL queries easily.

The ECL evaluation of non-SNOMED CT terminologies supports the following basic operators: =, <, <<, <!, ^, *, AND, OR, MINUS

📚
SNOMED CT Expression Constraint Language
Advanced Filter Search