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SUMMER 2018-RADI 103-WEEK1

Terms in this set (52)

Modalities send one whole image at a time to PACS.
FALSE
PACS systems have multiple DICOM servers.
TRUE
Using an F5/content switch speeds up image transfer times by directing modalities to the least busy DICOM server.
TRUE
The database server is the brains of the PACS system.
TRUE
The database server stores all the images sent to PACS on itself.
FALSE
Order messages for pending exams are stored on the PACS database server.
TRUE
All order messages are eventually matched up with images.
FALSE
Most PACS systems have a single database server because it is not a critical component.
FALSE
The time studies remain in the STS is fixed at 6 months in every PACS system.
FALSE
Images stored in STS are retrieved and displayed to the user faster than images stored in the archive.
TRUE
Network bandwidth has no effect on archive performance.
FALSE
Radiologists are likely to be very understanding if it takes several minutes to pull comparison studies from a slow archive.
FALSE
Mammo reading stations require different Barco monitors and have different Q/A requirements than general reading stations consequently they are a separate category of reading station.
TRUE
What units ACQUIRE images from patients?
Modalities
What units CREATE new images from raw images ?
post processing stations
Which PACS component processes DICOM send requests from the modalities?
DICOM Server
What optional component sits between the modalities and the DICOM servers?
F5/content switch
What is the purpose of an F5/content switch?
to direct DICOM association requests from the modalities to the least busy DICOM server
What is the purpose of the IMS?
to serve images out to review stations
Where is all the patient information stored in PACS?
database server
What PACS component matches up order information with the images from the modalities using the accession number?
database server
Where in PACS does the DICOM modality worklist server get the patient and order information to serve out to the modalities?
database server
Two database servers connected by an Ethernet cable that mirror data between them would be what type of server configuration?
clustered
Which PACS component provides short term storage of images?
NAS
Another term for short term storage is
near line storage
Long term storage of images is provided by which PACS component?
archive
The total volume of archive storage is commonly expressed in
,terabytes
To serve images out to a clinical review station via image links
if it is not done by the IMS what optional PACS component would perform that function?,image web server
Workstations with Barco monitors where radiologists read studies are
reading stations
Workstations with Barco monitors where radiologists read mammograms are
mammo reading stations
A workstation in the emergency department with Barco monitors would be what type of workstation?
clinical review station
Images done today will be stored on the
NAS
Each night between midnight and 3am a process runs that moves expired studies from the STS to the?
archive
The two places image files are stored are?
Nas / archive
After receiving a request to send a study to a review station
what PACS components does the IMS have to connect with to locate the study?,database server / Nas or archive
For digital modalities such as US
CT and MR there is no need for an additional monitor because they have a modality console.,TRUE
Images are stored in the PACS database server.
FALSE
The acquisition of images is sometimes considered part of the PACS especially if it is a CR or DR system.
TRUE
PACS systems often have one single type of workstation.
FALSE
All images are reviewed by a dedicated Q/A tech before being sent to PACS.
FALSE
The purpose of the Q/A station is to
prepare the images for PACS
VNA stands for?
vendor neutral archive
What new technology is making exchange media obsolete?
electronic image exchange
What component of the PACS core is bought from a vendor other than the PACS vendor and provides enterprise archiving?
VNA
CD's DVD's and flash drives used to move images from one facility to another are part of which category?
exchange media
What PACS core component interfaces with the workstations and tracks status of the studies and groups them in a way to provide easy access for multiple users.
workflow manager
What device deals with the creation and display of diagnostic reports.
reporting workstations
What device is used to create a hardcopy image on paper or film?
printer
The purpose of a preview monitor on a CR/DR unit is
to allow the tech to evaluate the image
Other names for a Q/A station are
Relay Station and Dictation Station
what is IMS
Image management server
what is iws
image web server
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