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chapter 3 introduction to PACS questions with complete solutions rated A+
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chapter 3 introduction to PACS questions with complete solutions rated A+
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chapter 3 introduction to PACSPacs - correct answer ✔✔picture archiving and communications system stores, distributes, and displays medical images for interpretation of review
Pacs is a money making process in the radiology department true or false? - correct answer ✔✔False- Pacs must therefore pay for itself in cost savings from the reduced need to produce, store, and handle film and by reduction the likelihood of preventable medical errors, which is harder cost to quantify
wet read - correct answer ✔✔A brief preliminary interpretation rendered by the radiologist before taking the time to formally and completely review the images. In the film era, this report was rendered while the film was still wet from processing
Web based access - correct answer ✔✔The most cost effective means of distributing images and reports is via a web based product, and a wide area networks that are already in place. Clinicians are wanting their pts info in place in their existing EMR. If a radiology dept fails to provide good web access, then the dept should expect clinicians to demand more costly service, such as their own work stations, printed films, or a never-ending stream of CDROMS
A an older PACS workflow would be? (WET READ) based on a single exam usually without access to the prior studies on that pt - correct answer ✔✔New images then to Rad then report
A new PACS workflow would be? - correct answer ✔✔New images/Prior images
Order (clinical Indication) with prior report
Prelim/Wet Read Info and Lab results
Related images with ordering Doctors info
all to the Radiologist so that he can make a final report
RIS - correct answer ✔✔The radiology Information system is software that manages the day-to-day operations of a radiology department, or a group of cooperating radiology departments. Receives orders from the hospital information system or allow manual input of orders locally. Messages outbound to PACS broker use HL7 format
DICOM - correct answer ✔✔Digital Imaging and Communication in Medicine is the standard format for PACS files and messages
Pacs Database - correct answer ✔✔For PACS, the pertinent data elements included in the database are the pt demographics, associated reports, study description, where the images were obtained and where the images are stored supports powerful pt-search
Networking equipment in PACS - correct answer ✔✔-1-10 Gb in the core and b/w large nodes of the enterprise
-Min 100Mb to the individual PACS workstation
-Ideally segragates PACS data traffic from other -enterprise data traffic for performance and reliability
-Software distriution of images to clinicians
Pacs Broker - correct answer ✔✔Software that converts and translates b/w HL7 messages (for the HIS or RIS) and DICOM transactions (for the PACS)
Some PACS may claim to be broker less but - correct answer ✔✔they are simply embedding the functionality generally performed by the broker into other parts of the PACS
What does the workstation of a Radiologist entail? - correct answer ✔✔High performance personal computer with high resolution, high brightness monitors
Holds and operates the study retrieval study viewing software
PACS workstations maintain what when it comes to connectivity? - correct answer ✔✔maintain a separate, direct links to the PACS database and to the PACS archive. This reduces the routing path for data and improves performance
Most modern PACS do what compared to early point to point networking systems? - correct answer ✔✔Modern pacs systems do not attempt to automatically route entire studies (and needed comparison
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