Explore
Explore API provides facility to travel through SNOMED CT Concepts in order to learn more about it.
ECL -
Description - Retrieves concepts that match the ECL query. Implements a subset of ECL features specified in the "SNOMED CT Expression Constraint Language Specification and Guide". For a quick reference to the key syntax features, please refer to the ECL Quick Reference.
Parameters -

- query
- term
- returnAll

Examples -

- This will return descendants of 78004001 | Bulimia nervosa (disorder) |
- This will return descendants of 64572001 | Disease (disorder) | where 116676008 | Associated morphology (attribute) | is 79654002 | Edema (morphologic abnormality) | and 363698007 | Finding site (attribute) | is 39607008 | Lung structure (body structure) |
- This will return children of 195967001 | Asthma (disorder) | having word 'allergic' in description.
- This will return all descendants of 73211009 | Diabetes mellitus (disorder) | and the concept itself.

All descendants -
Description - Retrieves the details of all descendant children (immediate and even grandchildren) for a particular Concept ID (delayed response may be observed for high level parent Concept IDs).
Parameters -

- id

Example -
This will return all descendants of 297968009 | Bleeding skin (finding) |
Parents -
Description - Retrieves the details of all parent concepts for a particular Concept ID.
Parameters -

- id

Example -
This will return parents of 22298006 | Myocardial infarction (disorder) |
Children -
Description - Retrieves the details of all immediate child concepts for a particular Concept ID.
Parameters -

- id

Example -
This will return children of 22298006 | Myocardial infarction (disorder) |
All Concepts by attribute -
Description - Retrieves the details of concepts for a particular Attribute Relation Type.
Parameters -

- attribute
- destinationid
- semantictag
- subsumption
- parentid
- excludeparentconcept

Examples -

- This will return all concepts where 'has precise active ingredient' is 387517004 | Paracetamol (substance) |
- This will return all concepts from 'procedure' hierarchy where 'procedure site - direct' is 66754008 | Appendix structure (body structure) |
- This will return all concepts where 'procedure site - direct' is 372174009 | Colon part (body structure) | or its descendants.
- This will return all concepts where 'procedure site - direct' is 372174009 | Colon part (body structure) | or its descendants while excluding concepts whose parent is 442285009 | Excision of intestinal structure (procedure) |