7.19.1
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Local Code Systems
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Error Handling
Complex Map Type Reference Sets
Complex Maps are used for one-to-many or many-to-one mappings, where you can specify rules and advice for the map execution as well as the level of generalization or specialization. One-to-many mappings are displayed in the table in separate lines.
SNOMED CT Concept to any other Code System mappings are allowed.
To create a new Complex Map type Reference Set, right-click on a Reference Set type grouper concept in the Reference Set and select the
New Complex Map type Reference Set Context Menu option.
Members can be added the same way as to a Simple type Reference Set.
Mandatory properties to be specified in the New Complex Map Member Wizard:
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Property
Description
Referenced component
The SNOMED CT component that is mapped to the other terminology or Code System
Map target
The target code in the target terminology, classification, or Code System
Map group
A value grouping a set of Complex Map records from which one may be selected as a target code
Map priority
The order in which Complex Map records should be checked within a map group
Correlation
The correlation between the SNOMED CT component and the target code
Module
The SNOMED CT module that contains this Reference Set member (primary module by default)
Other properties of Complex Map members:
Property
Description
Map rule
A machine-readable rule, (evaluating to either true or false at run-time) that indicates whether this map record should be selected within its Map Group
Map advice
Human-readable advice, that may be used to give an end-user advice on selection of the appropriate target code from the alternatives presented within the group
Some of the properties can be modified afterward from the Complex Map type Reference Set Editor. In-cell editing is allowed in the specified member fields such as groupNumber, mapPriority, mapAdvice, mapRule, correlation, mapCategory columns when authoring Complex Map Type Reference Sets.
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