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SNOMED CT Queries
Search SNOMED CT codes with AI. Example queries for concept lookup, hierarchy navigation, ECL expressions, and clinical term search using MCP tools.
6 tools available
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Search Queries
Find clinical concepts by name, synonym, or description. The search tool returns matching SNOMED CT concepts ranked by relevance.
“Find the SNOMED code for acute myocardial infarction”
Tool: snomed_search
| Code | Term | Semantic Tag |
|---|---|---|
| 57054005 | Acute myocardial infarction | disorder |
| 401303003 | Acute ST segment elevation myocardial infarction | disorder |
| 401314000 | Acute non-ST segment elevation myocardial infarction | disorder |
| 129574000 | Postoperative acute myocardial infarction | disorder |
“Search for diabetes-related SNOMED codes”
Tool: snomed_search
| Code | Term | Semantic Tag |
|---|---|---|
| 73211009 | Diabetes mellitus | disorder |
| 44054006 | Type 2 diabetes mellitus | disorder |
| 46635009 | Type 1 diabetes mellitus | disorder |
| 11530004 | Gestational diabetes mellitus | disorder |
“Find SNOMED codes for surgical procedures on the knee”
Tool: snomed_search
| Code | Term | Semantic Tag |
|---|---|---|
| 179344006 | Total knee replacement | procedure |
| 75100008 | Arthroscopy of knee | procedure |
| 112727005 | Revision of knee replacement | procedure |
Lookup Queries
Retrieve full details for a known SNOMED CT concept by its identifier. Returns the concept’s fully specified name, definition status, module, and descriptions.
“What is SNOMED code 80146002?”
Tool: snomed_lookup
Concept: 80146002
FSN: Appendectomy (procedure)
Status: Active
Definition: FULLY_DEFINED
Module: SNOMED CT core module
Descriptions:
- Appendectomy (preferred)
- Appendicectomy (synonym)
- Excision of appendix (synonym)
“Look up SNOMED concept 195967001”
Tool: snomed_lookup
Concept: 195967001
FSN: Asthma (disorder)
Status: Active
Definition: PRIMITIVE
Module: SNOMED CT core module
Descriptions:
- Asthma (preferred)
- Bronchial asthma (synonym)
Hierarchy Queries
Navigate the SNOMED CT hierarchy to find parent categories or child subtypes of a concept. Useful for understanding how a clinical term fits within the broader classification.
“What are the subtypes of hypertension in SNOMED?”
Tool: snomed_hierarchy
Children of 38341003 | Hypertensive disorder:
- 38341003 Hypertensive disorder
- 59621000 Essential hypertension
- 31992008 Secondary hypertension
- 70272006 Malignant hypertension
- 70995007 Pulmonary hypertension
- 48146000 Diastolic hypertension
“What category does asthma fall under in SNOMED?”
Tool: snomed_hierarchy
Parents of 195967001 | Asthma:
- 106048009 Respiratory finding
- 263731006 Obstructive airway disorder
- 195967001 Asthma
- 263731006 Obstructive airway disorder
ECL Queries
Execute SNOMED CT Expression Constraint Language queries to find sets of concepts based on hierarchical and attribute relationships. ECL is the standard query language for SNOMED CT.
“Find all types of pneumonia in SNOMED”
Tool: snomed_ecl
ECL expression:
<< 233604007 |Pneumonia|
| Code | Term | Semantic Tag |
|---|---|---|
| 233604007 | Pneumonia | disorder |
| 53084003 | Bacterial pneumonia | disorder |
| 75570004 | Viral pneumonia | disorder |
| 422588002 | Aspiration pneumonia | disorder |
“Find all procedures involving the heart using ECL”
Tool: snomed_ecl
ECL expression:
<< 71388002 |Procedure| : 363704007 |Procedure site| = << 80891009 |Heart structure|
| Code | Term | Semantic Tag |
|---|---|---|
| 232717009 | Coronary artery bypass grafting | procedure |
| 174802001 | Heart valve replacement | procedure |
| 32413006 | Cardiac catheterization | procedure |
“Get all descendants of diabetes mellitus”
Tool: snomed_ecl
ECL expression:
< 73211009 |Diabetes mellitus|
| Code | Term | Semantic Tag |
|---|---|---|
| 44054006 | Type 2 diabetes mellitus | disorder |
| 46635009 | Type 1 diabetes mellitus | disorder |
| 11530004 | Gestational diabetes mellitus | disorder |
| 237599002 | Neonatal diabetes mellitus | disorder |
Reference Set Queries
Browse SNOMED CT reference sets (refsets) and retrieve their members. Reference sets group concepts for specific use cases like mapping to other code systems.
“List available SNOMED reference sets”
Tool: snomed_refsets
| Refset ID | Name | Type |
|---|---|---|
| 999001261000000100 | GPS reference set | simple |
| 900000000000497000 | CTV3 simple map | simple map |
| 446608001 | ICD-O simple map reference set | simple map |
“Get members of the ICD-O simple map refset”
Tool: snomed_refsets
Refset: 446608001 | ICD-O simple map reference set
| SNOMED Code | SNOMED Term | Mapped Code |
|---|---|---|
| 254637007 | Non-small cell lung cancer | 8046/3 |
| 93655004 | Malignant melanoma of skin | 8720/3 |
| 408643008 | Infiltrating duct carcinoma of breast | 8500/3 |