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import { data } from "dcmjs"; | ||
import * as fs from "fs"; | ||
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function loadInstance( | ||
patientNumber = 1, | ||
studyNumber = 1, | ||
seriesNumber = 1, | ||
instanceNumber = 1 | ||
): data.DicomDict { | ||
const dataset = loadMinimalInstance(); | ||
_setPatientAttributes(dataset, patientNumber); | ||
_setStudyAttributes(dataset, patientNumber, studyNumber); | ||
_setSeriesAttributes(dataset, patientNumber, studyNumber, seriesNumber); | ||
_setInstanceAttributes(dataset, patientNumber, studyNumber, seriesNumber, instanceNumber); | ||
return dataset; | ||
} | ||
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function loadMinimalInstance(): data.DicomDict { | ||
const filePath_dicom = "./samples"; | ||
const files: string[] = fs.readdirSync(filePath_dicom); | ||
const fileBuffer = fs.readFileSync(filePath_dicom + "/" + files[0]).buffer; | ||
return data.DicomMessage.readFile(fileBuffer); | ||
} | ||
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function loadTestInstance(): data.DicomDict { | ||
const dataset = loadMinimalInstance(); | ||
const sourceImageDataset = new data.DicomDict({}); | ||
populateTag(sourceImageDataset, "ReferencedSOPClassUID", "1.2.3.0.1"); | ||
populateTag(sourceImageDataset, "ReferencedSOPInstanceUID", "1.2.3.1.1"); | ||
populateTag(dataset, "SourceImageSequence", [sourceImageDataset.dict]); | ||
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populateTag(dataset, "OperatorsName", "OPERATOR^FIRST^MIDDLE"); | ||
populateTag(dataset, "NameOfPhysiciansReadingStudy", "READING^FIRST^MIDDLE"); | ||
populateTag(dataset, "PerformingPhysicianName", "PERFORMING^FIRST^MIDDLE"); | ||
populateTag(dataset, "ReferringPhysicianName", "REFERRING^FIRST^MIDDLE"); | ||
populateTag(dataset, "RequestingPhysician", "REQUESTING^FIRST^MIDDLE"); | ||
populateTag(dataset, "ResponsiblePerson", "RESPONSIBLE^FIRST^MIDDLE"); | ||
populateTag(dataset, "PatientBirthName", "PBN"); | ||
populateTag(dataset, "PatientMotherBirthName", "PMBN"); | ||
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populateTag(dataset, "PatientAddress", "10 REAL STREET"); | ||
populateTag(dataset, "RegionOfResidence", "BROAD COVE"); | ||
populateTag(dataset, "CountryOfResidence", "GERMANY"); | ||
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populateTag(dataset, "IssuerOfPatientID", "ISSUEROFPATIENTID"); | ||
populateTag(dataset, "OtherPatientIDs", "OTHERPATIENTID"); | ||
populateTag(dataset, "PerformedProcedureStepID", "PERFORMEDID"); | ||
populateTag(dataset, "ScheduledProcedureStepID", "SCHEDULEDID"); | ||
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populateTag(dataset, "FillerOrderNumberImagingServiceRequest", ""); | ||
populateTag(dataset, "PlacerOrderNumberImagingServiceRequest", ""); | ||
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populateTag(dataset, "Occupation", "VIGILANTE"); | ||
const codeDataset = new data.DicomDict({}); | ||
populateTag(codeDataset, "CodeValue", "VALUE"); | ||
populateTag(codeDataset, "CodingSchemeDesignator", "DESIGNATOR"); | ||
populateTag(codeDataset, "CodeMeaning", "MEANING"); | ||
populateTag(dataset, "PatientInsurancePlanCodeSequence", codeDataset.dict); | ||
populateTag(dataset, "MilitaryRank", "YEOMAN"); | ||
populateTag(dataset, "BranchOfService", "COAST GUARD"); | ||
populateTag(dataset, "PatientTelephoneNumbers", "123-456-7890"); | ||
populateTag(dataset, "PatientTelecomInformation", "123-456-7890"); | ||
populateTag(dataset, "PatientReligiousPreference", "PRIVATE"); | ||
populateTag(dataset, "MedicalRecordLocator", "FILING CABINET 1"); | ||
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const referenced_sop_item = new data.DicomDict({}); | ||
populateTag(referenced_sop_item, "ReferencedSOPClassUID", "2.3.4.5.6.7"); | ||
populateTag(referenced_sop_item, "ReferencedSOPInstanceUID", "2.3.4.5.6.7.1.2.3"); | ||
const item = new data.DicomDict({}); | ||
populateTag(item, "TypeOfInstances", "DICOM"); | ||
populateTag(item, "StudyInstanceUID", "1.2.3.4.5.6"); | ||
populateTag(item, "SeriesInstanceUID", "1.2.3.4.5.6.1"); | ||
populateTag(item, "ReferencedSOPSequence", referenced_sop_item.dict); | ||
populateTag(dataset, "ReferencedPatientPhotoSequence", item.dict); | ||
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populateTag(dataset, "ResponsibleOrganization", "RESPONSIBLE ORGANIZATION"); | ||
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const other_patient_id_item0 = new data.DicomDict({}); | ||
populateTag(other_patient_id_item0, "PatientID", "opi-0-ID"); | ||
populateTag(other_patient_id_item0, "IssuerOfPatientID", "ISSUER"); | ||
const other_patient_id_item1 = new data.DicomDict({}); | ||
populateTag(other_patient_id_item1, "PatientID", "opi-1-ID"); | ||
populateTag(other_patient_id_item1, "IssuerOfPatientID", "ISSUER"); | ||
populateTag(dataset, "OtherPatientIDsSequence", [ | ||
other_patient_id_item0.dict, | ||
other_patient_id_item1.dict, | ||
]); | ||
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const request_attribute_item = new data.DicomDict({}); | ||
populateTag(request_attribute_item, "RequestedProcedureID", "rai-0-REQID"); | ||
populateTag(request_attribute_item, "ScheduledProcedureStepID", "rai-0-SCHEDID"); | ||
populateTag(dataset, "RequestAttributesSequence", request_attribute_item.dict); | ||
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populateTag(dataset, "InstitutionName", "INSTITUTIONNAME"); | ||
populateTag(dataset, "InstitutionAddress", "INSTITUTIONADDRESS"); | ||
populateTag(dataset, "InstitutionalDepartmentName", "INSTITUTIONALDEPARTMENTNAME"); | ||
populateTag(dataset, "StationName", "STATIONNAME"); | ||
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populateTag(dataset, "RequestingService", "REQESTINGSERVICE"); | ||
populateTag(dataset, "CurrentPatientLocation", "PATIENTLOCATION"); | ||
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return dataset; | ||
} | ||
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function _setPatientAttributes(dataset: data.DicomDict, patientNumber: number): void { | ||
populateTag(dataset, "PatientAddress", `${123 + patientNumber} Fake Street`); | ||
populateTag(dataset, "PatientBirthDate", `${19830213 + patientNumber}`); | ||
populateTag(dataset, "PatientBirthTime", `13140${patientNumber}`); | ||
populateTag(dataset, "PatientID", `4MR${patientNumber}`); | ||
populateTag(dataset, "PatientName", `CompressedSamples^MR${patientNumber}`); | ||
populateTag(dataset, "OtherPatientIDs", `OTH${dataset.dict["00100020"]}`); //PatientID | ||
const other_patient_id_item = new data.DicomDict({}); | ||
populateTag(other_patient_id_item, "PatientID", `OTHSEQ${dataset.dict["00100020"]}`); //PatientID | ||
populateTag(dataset, "OtherPatientIDsSequence", other_patient_id_item); | ||
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populateTag(dataset, "OtherPatientNames", `Other${dataset.dict["00100010"]}`); //PatientName | ||
populateTag(dataset, "PatientBirthName", `Birth${dataset.dict["00100010"]}`); //PatientName | ||
populateTag(dataset, "PatientMotherBirthName", `Mother${dataset.dict["00100010"]}`); //PatientName | ||
populateTag(dataset, "ResponsiblePerson", `Responsible${dataset.dict["00100010"]}`); //PatientName | ||
} | ||
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function _setStudyAttributes( | ||
dataset: data.DicomDict, | ||
patientNumber: number, | ||
studyNumber: number | ||
): void { | ||
populateTag(dataset, "StudyID", `FOR4MR${patientNumber}.${studyNumber}`); | ||
populateTag(dataset, "AccessionNumber", `ACC${dataset.dict["00200010"]}`); //StudyID | ||
populateTag( | ||
dataset, | ||
"StudyDate", | ||
new Date(2004, patientNumber, studyNumber).toISOString().substring(0, 10).replace(/-/g, "") | ||
); | ||
populateTag(dataset, "StudyTime", `0${patientNumber * 5 + studyNumber}0000`); | ||
populateTag( | ||
dataset, | ||
"StudyInstanceUID", | ||
`1.3.6.1.4.1.5962.20040827145012.5458.${patientNumber}.${studyNumber}` | ||
); | ||
populateTag(dataset, "NameOfPhysiciansReadingStudy", `READING^FIRST^${dataset.dict["00200010"]}`); //StudyID | ||
populateTag(dataset, "RequestingPhysician", `REQUESTING1^FIRST^${dataset.dict["00200010"]}`); //StudyID | ||
populateTag(dataset, "ReferringPhysicianName", `REFERRING1^FIRST^${dataset.dict["00200010"]}`); //StudyID | ||
} | ||
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function _setSeriesAttributes( | ||
dataset: data.DicomDict, | ||
patientNumber: number, | ||
studyNumber: number, | ||
seriesNumber: number | ||
): void { | ||
const seriesSuffix = `${patientNumber}-${studyNumber}-${seriesNumber}`; | ||
populateTag(dataset, "SeriesInstanceUID", `${dataset.dict["0020000D"]}.${seriesNumber}`); //StudyInstanceUID | ||
populateTag(dataset, "FrameOfReferenceUID", `${dataset.dict["0020000E"]}.0.${seriesNumber}`); //SeriesInstanceUID | ||
populateTag(dataset, "PerformedProcedureStepID", `PERFSTEP${seriesSuffix}`); | ||
populateTag(dataset, "RequestedProcedureID", `REQSTEP${seriesSuffix}`); | ||
populateTag(dataset, "ScheduledProcedureStepID", `SCHEDSTEP${seriesSuffix}`); | ||
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populateTag(dataset, "SeriesDate", dataset.dict["0008,0020"]); //StudyDate | ||
populateTag(dataset, "SeriesTime", `${patientNumber}${studyNumber}${seriesNumber}0000`); | ||
populateTag(dataset, "StationName", `STATIONNAME${patientNumber}.${studyNumber}.${seriesNumber}`); | ||
populateTag(dataset, "OperatorsName", `OPERATOR^FIRST^${seriesSuffix}`); | ||
populateTag(dataset, "PerformingPhysicianName", `PERFORMING1^FIRST^${seriesSuffix}`); | ||
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const requestAttributeItem = new data.DicomDict({}); | ||
populateTag(requestAttributeItem, "RequestedProcedureID", `REQSTEP${seriesSuffix}`); | ||
populateTag(requestAttributeItem, "ScheduledProcedureStepID", `SCHEDSTEP${seriesSuffix}`); | ||
populateTag(dataset, "RequestAttributesSequence", requestAttributeItem); | ||
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populateTag(dataset, "InstitutionName", `INSTITUTIONNAME${seriesSuffix}`); | ||
populateTag(dataset, "InstitutionAddress", `INSTITUTIONADDRESS${seriesSuffix}`); | ||
populateTag(dataset, "InstitutionalDepartmentName", `INSTITUTIONALDEPARTMENTNAME${seriesSuffix}`); | ||
populateTag(dataset, "StationName", `STATIONNAME${seriesSuffix}`); | ||
} | ||
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function _setInstanceAttributes( | ||
dataset: data.DicomDict, | ||
patientNumber: number, | ||
studyNumber: number, | ||
seriesNumber: number, | ||
instanceNumber: number | ||
): void { | ||
populateTag(dataset, "SOPInstanceUID", `${dataset.dict["0020000E"]}.${instanceNumber}`); //SeriesInstanceUID | ||
populateMetaTag(dataset, "MediaStorageSOPInstanceUID", dataset.dict["0008,0018"]); //SOPInstanceUID | ||
populateTag(dataset, "InstanceCreationDate", dataset.dict["0008,0021"]); //SeriesDate | ||
const creationTime = new Date(); | ||
creationTime.setHours(patientNumber, studyNumber, 7 * seriesNumber + instanceNumber); | ||
populateTag( | ||
dataset, | ||
"InstanceCreationTime", | ||
creationTime.toTimeString().slice(0, 8).replace(/:/g, "") | ||
); | ||
} | ||
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function populateTag( | ||
dataset: data.DicomDict, | ||
tagName: string, | ||
...values: string[] | object[] | ||
): void { | ||
console.log(tagName); | ||
const tagDict = data.DicomMetaDictionary.nameMap[tagName]; | ||
tagDict.tag = data.DicomMetaDictionary.unpunctuateTag(tagDict.tag); | ||
dataset.upsertTag(tagDict.tag, tagDict.vr, values); | ||
} | ||
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function populateMetaTag( | ||
dataset: data.DicomDict, | ||
tagName: string, | ||
...values: string[] | object[] | ||
): void { | ||
const tagDict = data.DicomMetaDictionary.nameMap[tagName]; | ||
tagDict.tag = data.DicomMetaDictionary.unpunctuateTag(tagDict.tag); | ||
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if (dataset.meta[tagDict.tag]) { | ||
dataset.meta[tagDict.tag].Value = values; | ||
} else { | ||
dataset.meta[tagDict.tag] = { vr: tagDict.vr, Value: values }; | ||
} | ||
} | ||
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// Usage example | ||
const instance = loadInstance(1, 1, 1, 1); | ||
console.log(instance); |