This page is part of the Genetic Reporting Implementation Guide (v3.0.0: STU3) based on FHIR (HL7® FHIR® Standard) R4. This is the current published version in its permanent home (it will always be available at this URL). For a full list of available versions, see the Directory of published versions
{
"resourceType" : "Observation",
"id" : "TxImp05",
"meta" : {
"profile" : [
🔗 "http://hl7.org/fhir/uv/genomics-reporting/StructureDefinition/therapeutic-implication"
]
},
"text" : {
"status" : "generated",
"div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\">Poor metabolizer of Amitriptyline</div>"
},
"extension" : [
{
"url" : "http://hl7.org/fhir/StructureDefinition/workflow-relatedArtifact",
"valueRelatedArtifact" : {
"type" : "citation",
"url" : "https://cpicpgx.org/guidelines/guideline-for-tricyclic-antidepressants-and-cyp2d6-and-cyp2c19/"
}
}
],
"status" : "final",
"category" : [
{
"coding" : [
{
"system" : "http://terminology.hl7.org/CodeSystem/observation-category",
"code" : "laboratory"
}
]
},
{
"coding" : [
{
"system" : "http://terminology.hl7.org/CodeSystem/v2-0074",
"code" : "GE"
}
]
}
],
"code" : {
"coding" : [
{
"system" : "http://hl7.org/fhir/uv/genomics-reporting/CodeSystem/tbd-codes-cs",
"code" : "therapeutic-implication"
}
]
},
"subject" : {
🔗 "reference" : "Patient/CGPatientExample01"
},
"effectiveDateTime" : "2019-04-01",
"performer" : [
{
🔗 "reference" : "Organization/ExampleOrg"
}
],
"derivedFrom" : [
{
🔗 "reference" : "Observation/Pgx-geno-1001"
}
],
"component" : [
{
"code" : {
"coding" : [
{
"system" : "http://loinc.org",
"code" : "51963-7"
}
]
},
"valueCodeableConcept" : {
"coding" : [
{
"system" : "http://www.nlm.nih.gov/research/umls/rxnorm",
"code" : "704",
"display" : "amitriptyline"
}
]
}
},
{
"code" : {
"coding" : [
{
"system" : "http://hl7.org/fhir/uv/genomics-reporting/CodeSystem/tbd-codes-cs",
"code" : "therapeutic-implication"
}
]
},
"valueCodeableConcept" : {
"coding" : [
{
"system" : "http://loinc.org",
"code" : "LA9657-3",
"display" : "Poor metabolizer"
}
]
}
},
{
"code" : {
"coding" : [
{
"system" : "http://hl7.org/fhir/uv/genomics-reporting/CodeSystem/tbd-codes-cs",
"code" : "conclusion-string"
}
]
},
"valueString" : "For amitriptyline, a 50% reduction in starting dose is recommended with therapeutic drug monitoring to guide dose adjustment. Refer to current guidelines for dosage and recommendations at https://cpicpgx.org/guidelines/guideline-for- tricyclic-antidepressants-and-cyp2d6-and-cyp2c19/. If CYP2D6 genotyping is available, refer to the current guidelines for dosing recommendations."
}
]
}