Physics Mi Diploma Mi 10708-1

Physics of Medical Imaging Diploma of Medical Imaging 2/2008/2009 Siti Zurina Mat Noor

Reference/Textbook • Stewart C. Bushong. (2001) Radiologic Science for Technologists. 7th Edition. Mosby • Richard R. Carlton. (2006) Principles of Radiographic Imaging. 4th Edition. Thomson • Other references

Final Mark • • • • • • •

Assignments Practical/Lab reports Quiz 1 Quiz 2 Final Exam Attendance Total

(15) (20) (10) (10) (40) (5) (100)

• Long semester (3 ½ month (14 week))

Course Outlines • • • • • • • • •

X-ray Tube X-ray Prime Factors Production of x-ray The Grid X-ray Film Film Processing Dark room Image artifact Image quality

X-ray Tube • Housing • Anode (target) • Cathode (Filament)

X-ray Prime Factors • X-ray Panel (control board) – KVp – mA – Exposure time

• Distance • Generator • X-ray circuit

Production of X-ray • • • •

Target interactions Emission Spectrum Filtration X-ray Interaction

The Grid • • • • •

Purpose of the grid Grid Patterns Grid Types Grid Uses Grid Performance Evaluation • Grid Errors

X-ray Film • • • • • • •

Base Emulsion Image Formation Types of Film Film-Screen Mammography Film Film storage and Handling – Temperature – Light – Radiation

Film Processing • Manual • Automatic – – – –

Developing Fixing Washing Drying

Dark Room • • • •

Location Size of room Lighting Film Storage

Image Quality • • • • • •

Blur Density Contrast Film Sensitometry Intensifying Screens Film/Screen Combination

Image Artifact • Artifacts in x-ray film • Production of artifacts • Type of artifacts

Fluoroscopy & Mammography • Component of Fluoroscopy • TV • Camera • Video • Fluoroscopy Technique

Quality Assurance • Film • Geometry • Quality Control

Test your understanding • Read the article (Medical Imaging) • Discuss in group • Answer questions – List down the modern technologies and techniques that use in medical imaging. – Which technology use the x-ray for clinical purposes? – What are the function of each of these diagnostic medical imaging techniques? – Visit the x-ray lab and state the function of dark room.

Thank You