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GET
Search UMLS concepts

Authorizations

X-API-Key
string
header
required

Query Parameters

q
string
required

Search by concept name, CUI, or source code.

Minimum string length: 2
limit
integer
default:20

Maximum number of records to return.

Required range: 1 <= x <= 100
source_vocabulary
string | null

Optional source vocabulary filter, e.g. SNOMEDCT_US, RXNORM, ICD10PCS, LNC.

Response

Successful Response

total_count
integer
required
reliability
ReliabilityMetadata · object

User-visible reliability metadata attached to API responses.

results
UMLSConceptSummary · object[]