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| Level | Keyword | Description | Type | DICOM Tag | Notes |
| patient | patientName | Patient Name in DICOM format. | string | (0010,0010) | |
| - | patientId | Patient Id | string | (0010,0020) | |
| - | patientBirthDate | Patient Birth Date | string | (0010,0030) | |
| - | patientSex | Patient Sex | string | (0010,0040) | |
| study | accessionNumber | Study accession number | string | (0008,0050) | |
| - | studyIuid | Study Uid | string | (0020,000D) | |
| - | referringPhysicianName | Referring physician name in DICOM format. | string | (0008,0090) | |
| - | physicianNames | Referring physician name AND ordering physician name | string | (0008,0090) | plus the ordering physician specified during the confirmation process |
| - | studyDescription | Study Description | string | (0008,1030) | |
| - | bodyPartsInStudy | Body Parts | string | (0018,0015) | An aggregation of the series-level bodyPartExamined. It is recommend that queries for body part search on this study-level value for most use cases. |
| - | studyId | Study Id | string | (0020,0010) | |
| - | studyDateTime | Study Performed Date | date | (0008,0020) | |
| - | normalizedStudyDateTime | Study Performed Date | date | (0008,0020) | Normalized to user's time zone |
| - | createdTime | Time the study was sent to OnePacs. | date | NA | |
| - | receivedTime | Time the study was recieved by OnePacs. | date | NA | |
| - | confirmationTime | The time the study was confirmed in OnePacs. | date | NA | |
| - | modalitiesInStudy | List of all modalities in the study separated by a slash (”/”) | string | (0008,0060) | |
| - | studyStatusId | Study State | string | NA | Enumerated values of IN_TRANSMIT, READY_TO_READ, ASSIGNED, READ, DISREGARD, FOR_COMPARISON, DICTATED, TRANSCRIBED |
| - | numberOfStudyRelatedInstances | Number of instances in the study | string | (0020,1208) | |
| - | numberOfStudyRelatedSeries | Number of series in the study | number | (0020,1206) | |
| - | patientAge | The age of the patient at time of study in years | string | (0010,1010) | May be calculated from DOB and study date. Ex: 17y |
| - | patientInstitutionResidence | The patient's institution residence at the time of study | string | (0038,0400) | |
| - | assignedToUser | The username that the study is presently assigned to | string | NA | May be null if unassigned |
| - | uploadedBy | The username OnePacs user id that manually updated the study | string | NA | May be null if unassignedthe study was not manually uploaded via the web interface. |
| - | institutionName | Institution name from DICOM header | string | (0008,0080) | Hint: Consider using Source AE to filter by Gateway |
| - | statStatus | The stat status of the study. | string | NA | Enumerated values of STAT, SUPER_STAT (critical). To search for non-routine cases use "statStatus is not null" |
| - | deadlineTIme | The deadline time of the study. | date | NA | Study target/deadline times are configured at the facility level based on priority designation, turn-around-time configuration, and the received/confirmation time of the study. Only unreported studies requiring interpretation will have a target / deadline time. |
| - | warnTIme | The warning/target time of the study. | date | NA | |
| - | sizeOnDisk | The size of the study in bytes | number | NA | A sum of all the DICOM images in the study in present transfer syntax. Does not include further reduction from zipping. Includes duplicates. |
| - | hasAddenda | The study has a clinical addenda | boolean | NA | |
| - | requiresResultsReporting | The study requires results reporting | boolean | NA | |
| series | bodyPartExamined | Body Part | string | (0018,0015) | Use the study level bodyPartsInStudy unless explicitly trying to exclude individual series in study retriever queries. |
| - | modality | Modality | string | (0008,0060) | |
| - | seriesIuid | Series Uid | string | (0020,000E) | |
| - | numberOfSeriesRelatedInstances | Number of series instances | number | (0020,1209) | |
| - | laterality | Laterality | string | (0020,0060) | |
| - | stationName | Station Name | string | (0008,1010) | |
| - | institutionalDepartmentName | Department Name | string | (0008,1040) | |
| - | seriesSize | The size of the series in bytes | number | NA | A sum of all the DICOM images in the series in present transfer syntax. Does not include further reduction from zipping. Includes duplicates. |
| facility | facilityName | The name of the source facility. | string | NA | |
| - | facilityState | The State code of the source facility. | string | NA | |
| - | facilityId | The ID of the study's facility. | string | NA | |
| report | reportCompletedTime | The time the primary report was completed. | date | NA | |
| - | primaryReportReadType | The read type of the primary report | string | NA | Enumerated values of PRELIMINARY, FINAL, OTHER |
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