public static DiagnosisProblem GetDiagnosisProblemFromDiagnosisProblemAct(this POCD_MT000040Act act, Client client)
{
//TODO: Can there be many observations under an act? The schema definition says there can, but I can't find any examples?
var problemObservation = act?.entryRelationship?.FirstOrDefault(r =>
r.Item is POCD_MT000040Observation)
?.Item as POCD_MT000040Observation;
var invertedChildObservations = problemObservation?.entryRelationship?
.Where(r => r.Item is POCD_MT000040Observation && r.inversionInd &&
r.typeCode == x_ActRelationshipEntryRelationship.SUBJ)
.Select(r => r.Item as POCD_MT000040Observation);
var severityObservation = invertedChildObservations?.FirstOrDefault(ico => ico?.code?.code == "SEV");
var diagnosisProblem = new DiagnosisProblem(client)
{
ProblemResult = problemObservation?.value?.GetResultValue(),
DateRange = problemObservation?.effectiveTime?.GetDateRange(), //use the date on the observation (which is the date of biological onset),
//NOT the date on the act (which is the date the concern was authored in the patient's chart)
//TODO: but does that ^ make sense if there are multiple observations under the same concern act??
Status = act?.statusCode?.GetCode(), //use the status code on the act (which is the overall concern status),
//NOT the statusCode on the observation
TargetSite = problemObservation?.targetSiteCode?.FirstOrDefault()?.qualifier?.FirstOrDefault()?.value?.GetCode(),
Severity = severityObservation?.GetFirstNonNullValueCode(),
NotPresent = problemObservation != null && problemObservation.negationInd
};
return(diagnosisProblem);
}
public static AllergyAdverseEvent GetAllergyAdverseEventFromAct(this POCD_MT000040Act act, Client client)
{
var observation = act?.entryRelationship?.FirstOrDefault(r =>
r.Item is POCD_MT000040Observation)
?.Item as POCD_MT000040Observation;
var playingEntity = observation?.participant?.FirstOrDefault(p =>
p.typeCode == "CSM" && p.participantRole?.Item is POCD_MT000040PlayingEntity)
?.participantRole?.Item as POCD_MT000040PlayingEntity;
var allergyAdverseEvent = new AllergyAdverseEvent(client)
{
Cause = playingEntity?.code?.GetCode(),
AllergyType = observation?.GetFirstNonNullValueCode(),
DateRange = act?.effectiveTime?.GetDateRange(),
NotPresent = observation != null && observation.negationInd
};
return(allergyAdverseEvent);
}
public POCD_MT000040Entry ToPocdEntry()
{
// *** Create allergy section ***
POCD_MT000040Entry entry = new POCD_MT000040Entry();
// *** Required Allergies and Intolerances Concern element ***
//entry.templateId = new II[] {
// new II { root = "1.3.6.1.4.1.19376.1.5.3.1.4.5.3" },
// new II { root = "2.16.840.1.113883.10.20.1.27" },
// new II { root = "1.3.6.1.4.1.19376.1.5.3.1.4.5.1" },
//};
POCD_MT000040Act act = new POCD_MT000040Act();
act.id = new II[] { new II {
root = Guid.NewGuid().ToString()
} };
act.classCode = x_ActClassDocumentEntryAct.ACT;
act.moodCode = x_DocumentActMood.EVN;
act.templateId = new II[] {
new II {
root = "2.16.840.1.113883.10.20.1.27"
},
new II {
root = "1.3.6.1.4.1.19376.1.5.3.1.4.5.1"
},
new II {
root = "1.3.6.1.4.1.19376.1.5.3.1.4.5.3"
}
};
act.code = new CD()
{
nullFlavor = "NA"
};
act.statusCode = GetStatusCode();
List <POCD_MT000040EntryRelationship> entryRelationships = new List <POCD_MT000040EntryRelationship>();
POCD_MT000040EntryRelationship entryRel = new POCD_MT000040EntryRelationship();
entryRel.typeCode = x_ActRelationshipEntryRelationship.SUBJ;
entryRel.inversionInd = false;
entryRel.inversionIndSpecified = true;
POCD_MT000040Observation obs = new POCD_MT000040Observation();
obs.id = new II[] { new II {
root = Guid.NewGuid().ToString()
} };
obs.classCode = "OBS";
obs.moodCode = x_ActMoodDocumentObservation.EVN;
obs.templateId = new II[] {
new II()
{
root = "1.3.6.1.4.1.19376.1.5.3.1.4.5"
},
new II()
{
root = "1.3.6.1.4.1.19376.1.5.3.1.4.6"
},
new II()
{
root = "2.16.840.1.113883.10.20.1.28"
}
};
obs.negationInd = this.NegationIndicator;
obs.negationIndSpecified = true;
string intoleranceTypeCode = GetIntoleranceType();
obs.code = new CD()
{
code = intoleranceTypeCode,
codeSystem = "2.16.840.1.113883.5.4",
codeSystemName = "ObservationIntoleranceType"
};
obs.text = new ED()
{
Text = new string[] { this.Id }
};
if (this.Value == null)
{
obs.value = new ANY[] { new CD()
{
originalText = new ED()
{
Text = new string[] { this.AllergyText }
}
} }
}
;
else
{
obs.value = new ANY[] { this.Value.ToCD() }
};
obs.participant = new POCD_MT000040Participant2[] {
new POCD_MT000040Participant2()
{
typeCode = "CSM",
participantRole = new POCD_MT000040ParticipantRole()
{
classCode = "MANU",
Item = new POCD_MT000040PlayingEntity()
{
classCode = "MMAT",
code = new CE()
{
code = this.Id,
codeSystemName = CdaCode.VhaSystemName,
codeSystem = CdaCode.VhaSystemId,
originalText = new ED()
{
reference = new TEL()
{
value = this.Substance
}
}
}
}
}
}
};
if (this.EffectiveTime != null)
{
act.effectiveTime = this.EffectiveTime.ToIvlTs();
obs.effectiveTime = act.effectiveTime;
}
obs.statusCode = new CS()
{
code = "completed"
};
// TODO: Optional entry relationships for reactions
// TODO: Optional entry relationships for severity
entryRel.Item = obs;
entryRelationships.Add(entryRel);
// *** Add entry relationships ***
act.entryRelationship = entryRelationships.ToArray();
// ** Add act ***
entry.Item = act;
return(entry);
}
public List <POCD_MT000040Entry> ToPocdEntryList()
{
List <POCD_MT000040Entry> entryList = new List <POCD_MT000040Entry>();
if (this.Observations != null)
{
foreach (CdaCodeObservation cdaObservation in this.Observations)
{
// *** Create the entry ***
POCD_MT000040Entry tempEntry = new POCD_MT000040Entry();
// *** Create an act ***
POCD_MT000040Act act = new POCD_MT000040Act();
act.id = new II[] { new II {
root = Guid.NewGuid().ToString()
} };
act.classCode = x_ActClassDocumentEntryAct.ACT;
act.moodCode = x_DocumentActMood.EVN;
// *** Add template ids for this act ***
CdaTemplateIdList templateIdList =
new CdaTemplateIdList(
"1.3.6.1.4.1.19376.1.5.3.1.4.5.2",
"1.3.6.1.4.1.19376.1.5.3.1.4.5.1",
"2.16.840.1.113883.10.20.1.27");
act.templateId = templateIdList.ToPocd();
// *** No code here ***
act.code = new CD()
{
nullFlavor = "NA"
};
// *** The concern is active, even though the problem itself may be resolved or inactive ***
act.statusCode = new CS()
{
code = "active"
};
// *** This concern uses the observation date/time ***
//CdaEffectiveTime effTime = new CdaEffectiveTime() { Low = cdaObservation.EffectiveTime };
//act.effectiveTime = effTime.ToIvlTs();
act.effectiveTime = cdaObservation.EffectiveTime.ToIvlTs();
// *** Create entry relationship ***
List <POCD_MT000040EntryRelationship> entryRelationships = new List <POCD_MT000040EntryRelationship>();
POCD_MT000040EntryRelationship tempEntryRelationship = new POCD_MT000040EntryRelationship();
tempEntryRelationship.typeCode = x_ActRelationshipEntryRelationship.SUBJ;
tempEntryRelationship.inversionInd = false;
tempEntryRelationship.inversionIndSpecified = true;
// *** Create pocd observation ***
POCD_MT000040Observation observation = cdaObservation.ToPocd();
// *** Add the observation to the entry relationship ***
tempEntryRelationship.Item = observation;
// *** Add the entry relationship to the list ***
entryRelationships.Add(tempEntryRelationship);
// *** Add entry relationships to the act ***
act.entryRelationship = entryRelationships.ToArray();
// *** Add act to entry ***
tempEntry.Item = act;
// *** Add entry to list ***
entryList.Add(tempEntry);
}
}
return(entryList);
}
