Digital Exam 3 - Medical Image Management & MIMPS

PACS is now?

MIMPS

What is MIMPs?

Medical Image Management & Processing Systems

What did PACS describe?

All components used to house, transfer and manipulate a medical image

An FDA amendment separates the three functions into categories (3)

Medical Image Storage Device
Medical Image Communication Device
Medical Image management and Processing System

What does PACS consist of? (4)

-Digital acquisition (picture)
-Display workstations
-Storage devices (archiving)
-Components are interconnected through an intricate network (communication)

PACS is the electronic version of the?

radiologist's reading room and the file room

The first PACS was developed in?

The early 1980s

The first PACS served as?

One single modality

The first PACS was apart of? Who developed it?

Large research institutions and was created by scientists in those institutions

The later PACS developed?

More modality specific proprietary systems

Most images are acquired in?

Digital forms that can be transferred on a computer network

Display workstations are any computer used to view a digital image, what are they in terms of MIMPS? Where are they used?

The most interactive part and used inside and outside of the rad department

What are archive servers?

The file room of the PACS/medical image storage device

What do archive servers consist of? (3)

-database server or image manager
-short and long term storage
-workflow manager

What is the central part of PACS?

Archive servers

What houses all of the historic and current data?

Archive servers

Archive servers may also serve as the central hub that receives ?

All images before release for interpretation

What is system architecture?

the hardware and software infrastructure of a computer system

PACS architecture consists of? (4)

-Acquisition devices
-Storage
-Display workstations
-Image management system

The three common PACS architectures are? (3)

Client or server based
Distributed systems
Web-based systems

Workstations can be categorized by primary use; like? (4)

Primary reading stations for rads
Review stations for referring physicians
Tech quality control station for reviewing images
Image management station for the file room personnel

What are the radiologist reviewing stations consisting of? (3)

Highest quality - primary diagnosis
Customized to department needs
RIS access and dictation

Common functions on an image viewing workstation can be divided into 4 categories... such as?

Navigation functions
Image manipulation and enhancement
Image management functions
Advanced work station functions

What are the image manipulation and enhancement functions ? (5)

Window width and level
Annotations
Flip and rotate
Pan, zoom, magnify
Measurements

CD burning may only be available in the ?

File room

What are common advanced functions for workstations?

MPR
MIP & MinIP
VRT
SSD
Stitching

What is MPR? What does it do?

Multiplanar reconstruction. The function that allows coronal images to be produced from axial images.
Reduces radiation to the pt and scan time

What are MIPs & MinIP? What do they do?

Maximum intensity projection
Minimum intensity projection
Used to visualize vessels and air-filled structures and used after contrast injections in CT & MRI

What is stitching?

connecting multiple images

What are common studies that utilize stitching

Leg length discrepancy
Scoliosis
Full-spine

What can be used to ensure that the images are stitched at the right area

Radiopaque ruler