thalidomide-melphalan-prednisone

input/fsh/aliases.fsh

@@ -5,3 +5,4 @@ Alias: $snomed = http://snomed.info/sct // SNOMED CT
 Alias: $bcp47 = urn:ietf:bcp:47 // BCP47
 Alias: $sms = https://spor.ema.europa.eu/v2/SubstanceDefinition // EMA SPOR Substance Management System
 Alias: $ingredient-role = http://hl7.org/fhir/ingredient-role // Codes are from EMA SPOR
+Alias: $timing = http://hl7.org/fhir/event-timing // FHIR Event Timing

input/fsh/examples/prescriptions/multiitem-requests.fsh

@@ -0,0 +1,70 @@
+// How to say "start all three on the same day without specifying the date?"
+// How to distinguish if all three need to be dispensed at the same time or administered at the same time or started at the same time?
+
+Instance: 100-3-medication-prescription-request1
+InstanceOf: IHEMedicationPrescription
+Usage: #example
+Description: "A prescription item (MedicationRequest) that is a part of a three-item-prescription (42-day treatment cycle). Generic. Thalidomide 50mgx4 once a day before bed for 42 days."
+
+* identifier.value = "100-1/3"
+//* identifier.system = "" 
+* groupIdentifier.value = "100"
+* status = #active
+* intent = #order
+* authoredOn = "2024-10-03"
+* requester = Reference(Doctor1)
+* medication.concept = $snomed#376255008 "Thalidomide 50 mg oral capsule"
+* subject = Reference(Patient1)
+* reason.concept = $snomed#109989006 "Multiple myeloma"
+* dosageInstruction[0].doseAndRate.doseQuantity = 4 $snomed#732936001 "Tablet"
+* dosageInstruction[=].timing.repeat.frequency = 1
+* dosageInstruction[=].timing.repeat.period = 1
+* dosageInstruction[=].timing.repeat.periodUnit = $ucum#d "day"
+* dosageInstruction[=].timing.repeat.when = $timing#EVE.late "Late Evening"
+* dosageInstruction[=].timing.repeat.boundsDuration = 42 $ucum#d "day"
+
+
+Instance: 100-3-medication-prescription-request2
+InstanceOf: IHEMedicationPrescription
+Usage: #example
+Description: "A prescription item (MedicationRequest) that is a part of a three-item-prescription (42-day treatment cycle). Generic. Melphalan 2mgx4 once a day for 4 days in the beginning of cycle."
+
+* identifier.value = "100-2/3"
+//* identifier.system = "" 
+* groupIdentifier.value = "100"
+* status = #active
+* intent = #order
+* authoredOn = "2024-10-03"
+* requester = Reference(Doctor1)
+* medication.concept = $snomed#326766003 "Melphalan 2 mg oral tablet"
+* subject = Reference(Patient1)
+* reason.concept = $snomed#109989006 "Multiple myeloma"
+* dosageInstruction[0].doseAndRate.doseQuantity = 4 $snomed#732936001 "Tablet"
+* dosageInstruction[=].timing.repeat.frequency = 1
+* dosageInstruction[=].timing.repeat.period = 1
+* dosageInstruction[=].timing.repeat.periodUnit = $ucum#d "day"
+//* dosageInstruction[=].timing.repeat.when = $timing#EVE.late "Late Evening"
+* dosageInstruction[=].timing.repeat.boundsDuration = 4 $ucum#d "day"
+
+
+Instance: 100-3-medication-prescription-request3
+InstanceOf: IHEMedicationPrescription
+Usage: #example
+Description: "A prescription item (MedicationRequest) that is a part of a three-item-prescription (42-day treatment cycle). Generic. Prednisone 50mgx3 once a day for 4 days in the beginning of cycle."
+
+* identifier.value = "100-3/3"
+//* identifier.system = "" 
+* groupIdentifier.value = "100"
+* status = #active
+* intent = #order
+* authoredOn = "2024-10-03"
+* requester = Reference(Doctor1)
+* medication.concept = $snomed#374072009 "Prednisone 50 mg oral tablet"
+* subject = Reference(Patient1)
+* reason.concept = $snomed#109989006 "Multiple myeloma"
+* dosageInstruction[0].doseAndRate.doseQuantity = 3 $snomed#732936001 "Tablet"
+* dosageInstruction[=].timing.repeat.frequency = 1
+* dosageInstruction[=].timing.repeat.period = 1
+* dosageInstruction[=].timing.repeat.periodUnit = $ucum#d "day"
+//* dosageInstruction[=].timing.repeat.when = $timing#EVE.late "Late Evening"
+* dosageInstruction[=].timing.repeat.boundsDuration = 4 $ucum#d "day"