# Logical Record Architecture for Health and Social Care
## Discharge Summary Release 0.02

Contents
The content of this release is not comprehensive and is not fully validated and must not be used in live system implementations.
# ELEMENT Constrained Domain Model: CurrentMedicationActivity
An ELEMENT to represent the act of performing an activity which primarily focuses on the prescription, dispensation, and administration of a medication. This may include the act of planning or requesting for a medication activity to occur or may include the actual event of prescribing, dispensing, or administering a medication. The scope of this ELEMENT includes medications a subject of care is currently on (whether new, changed, or continuing). ## Specializes ## ProductOrSubstanceRelatedActivity ## Attributes
Name | Data type | Occurs | Description | Value constraints
--- | --- | --- | --- | ---
name | SC | 1..1 | The name, expressed as a coded value or as plain text, specifies the clinical or administrative concept to which this EHR node corresponds, as labelled in the EHR system in which it was first committed. |
value
Literal value(s): MATERIAL_ACTIVITY_ELEMENT
rc_id | II.Uuid | 1..1 | The globally-unique identifier by which this node in the EHR hierarchy is referenced in the EHR system to which the data were first committed. This identifier shall be retained by the EHR Recipient and re-used whenever this RECORD_COMPONENT is subsequently included in another EHR_EXTRACT. |
meaning | CD.CV.SCT | 1..1 | The standardised clinical or administrative concept to which the name attribute has been mapped. In archetyped systems it will correspond to the archetype node name. In non-archetyped systems it might be a coded term from an appropriate terminology system. |
code
Semantic expression constraint
synthesised | BL | 1..1 | This attribute value shall be TRUE if this RECORD_COMPONENT has been created in order to comply with this standard , but this point in the EHR hierarchy has no corresponding node in the EHR from which it was extracted. |
value
Default value: false
policy_ids | II | 0..* | This attribute identifies one or more access control policies that specifically pertain to this RECORD_COMPONENT and which need to be communicated to the EHR Recipient to govern future access to it. The identifiers may refer to policy information included in this EHR_EXTRACT as defined in EN 13606-4:2007, or to policies held in external policy servers to which the EHR Recipient has access. |
obs_time | IVL_TS | 0..1 | The date and time, or interval, at which the ITEM actually occurred or was true, if different from the session time of the COMPOSITION. |
value | ANY | 1..1 | An ELEMENT has a single DATA_VALUE containing the value, unless this is indicated as absent by a null_flavour attribute. |
nullFlavor
Literal value(s): NA
## Component Relationships ### Subject Relationships
Object Class | Name | Occurs | Dependency | Specified by
--- | --- | --- | --- | ---
MedicationRecommendationActivity | IsProspectOf | 1..* | INDEPENDENT | CurrentMedicationActivity
StoppedMedicationActivity | IsPrecedentOf | 1..* | INDEPENDENT | CurrentMedicationActivity
MedicationReviewActivity | HasComponentAction | 0..* | INDEPENDENT | CurrentMedicationActivity
CurrentMedicationActivity | IsComponentActionOf | 0..* | INDEPENDENT | CurrentMedicationActivity
TreatmentActivity
DosageInstructions | HasAnnotation | 0..* | INDEPENDENT | CurrentMedicationActivity
MedicationFutureCourseTiming | HasTemporalContext | 0..* | INDEPENDENT | CurrentMedicationActivity
MedicationCourseTiming
CurrentMedicationReconciliationStatus | HasRecordRole | 0..* | INDEPENDENT | CurrentMedicationActivity
EventDoseFrequency | AssertsTiming | 0..* | INDEPENDENT | CurrentMedicationActivity
MeasuredDoseFrequency
MedicationReviewText
MedicinalDevice | UsesDevice | 0..* | INDEPENDENT | CurrentMedicationActivity
ComplianceDevice
DosageInstructions | HasAnnotation | 0..* | INDEPENDENT | CurrentMedicationActivity
AdditionalInstructions
CurrentMedicationActivity | HasTemporalContext | 0..* | INDEPENDENT | CurrentMedicationActivity
AllergiesOrAdverseReactionEvent | HasIndication | 0..* | INDEPENDENT | CurrentMedicationActivity
TreatmentActivity
InvestigationActivity
FindingObservation
CurrentMedicationActivity
ReasonForMedicationText
PropertyObservation
ProcedureActivity
CareIssues
Diagnosis
DoseQuantity | HasParameterSetting | 0..* | INDEPENDENT | CurrentMedicationActivity
MedicinalProductOrSubstance | Consumes | 1..* | INDEPENDENT | CurrentMedicationActivity
### Object Relationships
Subject Class | Name | Occurs | Dependency | Specified by
--- | --- | --- | --- | ---
AllergiesOrAdverseReactionEvent | IsIndicationOf | 0..* | INDEPENDENT | AllergiesOrAdverseReactionEvent
CareIssues | IsIndicationOf | 0..* | INDEPENDENT | CareIssues
CurrentMedicationActivity | IsComponentActionOf | 0..* | INDEPENDENT | CurrentMedicationActivity
CurrentMedicationActivity | HasTemporalContext | 0..* | INDEPENDENT | CurrentMedicationActivity
CurrentMedicationActivity | HasIndication | 0..* | INDEPENDENT | CurrentMedicationActivity
Diagnosis | IsIndicationOf | 0..* | INDEPENDENT | Diagnosis
FindingObservation | IsIndicationOf | 0..* | INDEPENDENT | FindingObservation
MedicationRecommendationActivity | HasProspect | 0..1 | INDEPENDENT | MedicationRecommendationActivity
MedicationReviewActivity | IsComponentActionOf | 1..* | INDEPENDENT | MedicationReviewActivity
ProcedureActivity | IsIndicationOf | 0..* | INDEPENDENT | ProcedureActivity
PropertyObservation | IsIndicationOf |  | INDEPENDENT | PropertyObservation
StoppedMedicationActivity | HasPredecessor | 1..* | INDEPENDENT | StoppedMedicationActivity
## Item of ENTRY Constrained Domain Models ### AllergiesOrAdverseReactionEvent ### CareIssues ### CurrentMedicationActivity ### Diagnosis ### FindingObservation ### MedicationRecommendation ### MedicationReview ### ProcedureActivity ### PropertyObservation ### StoppedMedicationActivity ## Reference Model Type ## MATERIAL_ACTIVITY_ELEMENT