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A brief review on advantages of digital imaging and PACS
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Digital Imaging in
MedicineDigital Radiography, the Basics
F. Jahedi MD, MS(Medical IT)
May 2010
We want to talk about:
At first let’s talk about:
• Mathematically is:
Indefinite number of continuous points that make an image
• Mathematically is:
Definite number of discontinuous points that make an image
• INDEFINITE number of CONTINUOUS points that make an image
• DEFINITE number of DISCONTINUOUS points that make an image
Continuous
Discontinuous
Indefinite
Definite
0
1
2
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4
5
0 0.5 1 1.5 2 2.5
0
1
2
3
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5
0 0.5 1 1.5 2 2.5
0
1
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0 0.5 1 1.5 2 2.5
Digital Analogue
Difficult to keep for long time
Difficult to keep related metadata
Impossible to manipulate
Impossible to merge with other images
Limited access and restricted resources
Not easy to transfer to different places synchronously
Ability of Storage
Ability to Process
Ability to Transfer
Storage
Archiving
Transfer
Communication
Process
Image Processing
DIPPACS
Enh
ance
men
t • Brightness
• Contrast
• Colorize M
etri
cs • Volumetric
3D
Rec
on
stru
ctio
ns • Coronary CT
Angiography
• Brain CT Angiography
Archiving
Storage Management
HardwareSAN / DVD
Robots
Software Compressions
Data Management
Relations
CPR
Reports
Retrieval
Operational
Work lists
Follow ups
Research
Data Mining
ANN
Communication
Integration
With HIS
In OAS
Collaborations
Education
Research
Telematics
Teleconsultation
Teleradiology
Better Diagnosis
Better Treatment
Better Evidences
Better Researches
Better Collaboration
Better Education