TOPIC
SNOMED CT
8 entries across the knowledge base
The US Edition of SNOMED CTHow the United States releases SNOMED CT: the National Library of Medicine, the March and September cycle, and the ICD-10-CM map.article · 2 min · foundationSNOMED CT and ICD: two jobsBoth describe diagnoses, but one represents clinical detail and the other classifies cases for counting.article · 2 min · foundationWhat SNOMED CT actually isThe world's largest clinical terminology is just three building blocks — concepts, descriptions, relationships. Everything else is detail.article · 2 min · foundationRefsets, extensions & SNOMED IndiaReference sets subset the terminology; national extensions add to it without forking. India's NRCeS makes SNOMED CT free in-country.reference · 3 min · expertPost-coordination & expressionsWhen no single code says it, compose one: pre-coordinated codes vs. expressions built from parts, in compositional grammar.concept · 3 min · practitionerHierarchies & is-a relationshipsEvery SNOMED concept lives in a tree of meaning. 'Is-a' links are what let one rule catch a thousand diagnoses.article · 3 min · foundationECL — querying SNOMEDExpression Constraint Language: one line that selects exactly the set of concepts you mean — subtypes, attributes, refinements and all.interactive · 3 min · practitionerConcepts, descriptions & FSNsA concept is the meaning; descriptions are its names. The FSN is the one name engineered to be unambiguous.concept · 3 min · foundation