Mappings for the VA.MHV.PHR.chTest resource profile.
| MHVchTest |
| Observation | HDR labTests |
| basedOn | ServiceRequest (labTestPromises.orderedTestCode) |
| status | ~observationStatus map with VF-ChemistryResult-ObservationStatus() |
| category | `laboratory` |
| code | testIdentifier |
| coding | testIdentifier.code |
| text | testIdentifier.displayText |
| subject | patient |
| effective[x] (effectiveDateTime) | ConvertDate(labTestPromises.specimen.specimenTakenDate) |
| issued | ConvertDate(labTestPromises.reportCompleDate.literal) |
| performer | GetOrganization(performingOrganization) |
| value[x] (valueQuantity) | observatonValue when quantity |
| value[x] (valueString) | observationValue when string or no units |
| interpretation | |
| coding | |
| system | `http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation` |
| code | `.L`, `LL`, `H`, `HH`, or `A` |
| text | valueInterpretation |
| note | labCommentEvents |
| specimen | Specimen (labTestPromises.specimen) |
| referenceRange | referenceRange |
| MHVchTest |
| Observation | OBX |
| basedOn | ORC |
| status | OBX-11 |
| code | OBX-3 |
| coding | C*E.1-8, C*E.10-22 |
| text | C*E.9. But note many systems use C*E.2 for this |
| subject | PID-3 |
| effective[x] | OBX-14, and/or OBX-19 after v2.4 (depends on who observation made) |
| effective[x] (effectiveDateTime) | OBX-14, and/or OBX-19 after v2.4 (depends on who observation made) |
| issued | OBR.22 (or MSH.7), or perhaps OBX-19 (depends on who observation made) |
| performer | OBX.15 / (Practitioner) OBX-16, PRT-5:PRT-4='RO' / (Device) OBX-18 , PRT-10:PRT-4='EQUIP' / (Organization) OBX-23, PRT-8:PRT-4='PO' |
| value[x] | OBX.2, OBX.5, OBX.6 |
| value[x] (valueQuantity) | OBX.2, OBX.5, OBX.6 |
| value[x] (valueString) | OBX.2, OBX.5, OBX.6 |
| interpretation | OBX-8 |
| coding | C*E.1-8, C*E.10-22 |
| system | C*E.3 |
| version | C*E.7 |
| code | C*E.1 |
| display | C*E.2 - but note this is not well followed |
| userSelected | Sometimes implied by being first |
| text | C*E.9. But note many systems use C*E.2 for this |
| note | NTE.3 (partner NTE to OBX, or sometimes another (child?) OBX) |
| specimen | SPM segment |
| referenceRange | OBX.7 |
| text | OBX-7 |
| MHVchTest |
| Observation | Entity. Role, or Act, Observation[classCode=OBS, moodCode=EVN] |
| text | Act.text? |
| contained | N/A |
| extension | N/A |
| modifierExtension | N/A |
| basedOn | .inboundRelationship[typeCode=COMP].source[moodCode=EVN] |
| status | status Amended & Final are differentiated by whether it is the subject of a ControlAct event with a type of "revise" |
| category | .outboundRelationship[typeCode="COMP].target[classCode="LIST", moodCode="EVN"].code |
| category (Laboratory) | .outboundRelationship[typeCode="COMP].target[classCode="LIST", moodCode="EVN"].code |
| code | code |
| id | n/a |
| extension | n/a |
| coding | union(., ./translation) |
| text | ./originalText[mediaType/code="text/plain"]/data |
| subject | participation[typeCode=RTGT] |
| effective[x] | effectiveTime |
| effective[x] (effectiveDateTime) | effectiveTime |
| issued | participation[typeCode=AUT].time |
| performer | participation[typeCode=PRF] |
| value[x] | value |
| value[x] (valueQuantity) | value |
| value[x] (valueString) | value |
| interpretation | interpretationCode |
| id | n/a |
| extension | n/a |
| coding | union(., ./translation) |
| id | n/a |
| extension | n/a |
| system | ./codeSystem |
| version | ./codeSystemVersion |
| code | ./code |
| display | CV.displayName |
| userSelected | CD.codingRationale |
| text | ./originalText[mediaType/code="text/plain"]/data |
| note | subjectOf.observationEvent[code="annotation"].value |
| specimen | participation[typeCode=SPC].specimen |
| referenceRange | outboundRelationship[typeCode=REFV]/target[classCode=OBS, moodCode=EVN] |
| id | n/a |
| extension | n/a |
| modifierExtension | N/A |
| text | value:ST |
