PACS and MIMPS practice problems

DICOM

Communication standard for information sharing between PACS and imaging modalities

PACS

computer system designed for digital imaging that can receive, store, distribute, and display digital images

RIS

radiology schedules, protocol descriptors, diagnostic conclusions and billing

HIS

can integrate PACS with RIS and HIS, schedules, protocols, descriptions, diagnostic conclusions and billing for all hospital departments

HL7

communication standard for medical information

Teleradiology

remote transmission and viewing of medical images

Client

another word for computer

Network

2 or more objects sharing resources and information or computers, terminals, and servers that are interconnected by communication channels sharing data and program resources

file room

PACS replaced the traditional ______ in film-screen imaging.

False

Every modality and PACS communicates using the EMR

HIS and RIS

HL7 is typically used with communication between

LAN

This is a small network with cables or wireless access points that allow computers to shar information and devices on the same network

WAN

this network spans a large city, state, nation, continent, or the world. It connects computers that are not physically attached using telephone lines, satellite, or other types of communication cables

DICOM

what is the communication standard of information sharing between PACS and imaging modalities.

HL7

which of the following is a communication standard used to assure the privacy of patients in electronic EMR

Acquisition devices, Storage and display workstations, Image management system

what are the 3 PACS system architecture things

hardware and software infrastructure of the system workflow

what are pacs architectures

each workstation will have a different worklist

which of the following statements is true about distributed systems?

A. images can only be read when retrieved from the archive server

B. Each workstation will have a different worklist

C. Image must be printed

D. All images are stored only on the archive server

Client/server based system

which type of system has images sent directly to the archive server after acquisition and is centrally located

System architecture

this is the hardware and software infrastructure of a computer system

True

Web based systems are similar to a client/server system. The biggest difference is that images are held centrally and application software loads to the client display

All of the above

which of the following are considered PACS architectures?

a. client-based system

b. web-based system

c. stand-alone (distributed) system

d. all of the above

They must all be hardwired to stay connected

which of the following is NOT true regarding workstations?

a. they present images to be viewed

b. they can be categorized by use

c. they are the most interactive part of PACS

d. they must all be hardwired to stay connected

system architecture

the overall design and structure of a computer network or system defines

Processing power, storage, connectivity, and user experience

what are the four main components to any system architecture?

workstation/client

any computer used to view a digital image is called a

Electronic archiving component

Image manager and image storage and two major categories of the

Resolution

number of pixels contained on a display is known as it’s

the better the resolution

the more pixels in an image

where records or documents are preserved

archive is

Application service provider

ASP stands for

RAID

this is a storage device that can be used for long or short term storage. It is an array of independent disks

true

most archive servers are set up with short and long term tier storage

Redundant array of independent disks

RAID stands for

OSL

which of the following is NOT a widely used long-term storage product

direct attached storage

DAS stands

true

DAS is directly connected using cable connections

storage area network

SAN stands for which of the following

both a and b

ASP provides which of the following

a. disaster recovery

b. affordable long-term storage

c. secure firewall

d. both a and b

c. both a and c

Archive

which part of PACS houses all the historic digital image along with the current digital data being generated by the modalities

Mirrored

what is the term used to describe a database that is running two identical databases simultaneously

image manager

which PACS component interfaces with the RIS and the HIS

striped

which term is used to describe when data are broken up into pieces and stored on individual storage disks

RAID 5

In which RAID level are all the image data are broken up into pieces and stored on individual storage disks, most common

RAID 1

in which RAID level are all data mirrored on two disks

image manager

database that keeps track of how images are related and provides search capabilities is an

level 5

which RAID level is most used in PACS

Film Digitizers, imagers, compact disk/DVD burner

Peripheral PACS devices

LTO, DLT, AI, SAIT

list the types of magnetic tape technologies

deep learning

this is a training algorithm used in AI. It involves many deep neural layers and is mostly unsupervised

vector

a data set of numbers representing point on an image is called

AI

this term describes the computer’s attempt to mimic human cognition and learning

HL7

this is the standard for maintaining the privacy of digital records

image noise

which of the following is NOT part of the system architecture

Image acquisition

Image display

Image archive

Image noise

All of the above

which of the following are the fundamental parts of a PACS/MIMPS system

image acquisition

display workstations

archive servers

all of the above

UDO

which of the following is a type of optical disk used for long term storage

LTO

DAS

UDO

SAIT

Web-based

Teleradiology requires this type of system

all of the above

which of the following is a type of magnetic tape technologies

LTO

SAIT

AIT

All of the above

binary system

computer language for coding

DICOM

this is the universally accepted communication standard for all imaging modalities

HL7

This is the communication standard that is used to maintain patient privacy

RAID 0

data is striped across all of the connected disks

RAID 3

data is striped across all of the disks, rarely used

workflow

term that can be used in any industry to describe how a process is completed

RAID 1

All data sent to RAID are mirrored onto two disks, there is full redundancy

ASP

company that provides outsourcing of archiving and management functions for a pay per use or pay per month charge or disaster recovery

machine learning

the machine is provided with a large collection of data or information that can be supervised or unsupervised

radiomics

using ai algorithms to extract features of digital images and assist in diagnosis

neural network

ai algorithms grouped for supervised and unsupervised application