CPAS System Integration & Interoperability 3

Question 1

An HL7 ORU message in a PACS/RIS integration workflow is used to:

Accepted Answer

Transmit radiology results and report text back to the ordering system

Answer

Place a new radiology order

Answer

Update patient insurance information

Answer

Query the modality worklist for pending exams

Question 2

In IHE integration, the Patient Identifier Cross-Referencing (PIX) profile is used to:

Accepted Answer

Match and link patient identifiers across multiple systems using different IDs

Answer

Convert DICOM images to JPEG for web display

Answer

Encrypt HL7 messages during transit

Answer

Manage PACS storage allocation across sites

Question 3

Which DICOM service allows a PACS to push images to a remote workstation or archive without the destination explicitly requesting them?

Accepted Answer

C-STORE

Answer

C-FIND

Answer

C-MOVE

Answer

C-GET

Question 4

A PACS administrator must ensure that a DICOM association can be established between a new CT scanner and the PACS archive. Which configuration step is ESSENTIAL?

Accepted Answer

Adding the scanner's AE Title, IP address, and port to the PACS allowed-device list

Answer

Installing a VPN client on the CT scanner

Answer

Configuring HL7 MLLP port on the CT scanner

Answer

Updating the RIS with the scanner's serial number

Question 5

The DICOMweb STOW-RS service is used to:

Accepted Answer

Store DICOM instances to a server using HTTP POST

Answer

Query for studies using HTTP GET

Answer

Retrieve a rendered JPEG image via URL

Answer

Delete deprecated studies from the archive

Question 6

When a patient is merged in the HIS (two records consolidated into one), which HL7 message type is sent to update the PACS and RIS?

Accepted Answer

ADT A40 (Merge Patient - Patient Identifier List)

Answer

ADT A04 (Register Patient)

Answer

ORM O01 (Order Message)

Answer

ACK (General Acknowledgment)

Question 7

Which IHE profile addresses the consistent presentation of grayscale images across different display systems to ensure diagnostic quality?

Accepted Answer

IHE GSPS (Grayscale Softcopy Presentation State)

Answer

IHE ATNA (Audit Trail and Node Authentication)

Answer

IHE CCOW (Clinical Context Object Workgroup)

Answer

IHE PDI (Portable Data for Imaging)