Subject Code : CUTM1766
Subject type : 3+1+0
Credit: 4
Course Objectives
- Introduction to the use of ionizing radiation for the management of cancer.
- To get exposure to different types of clinical radiation generators.
- Use of radioactive sources for the management of malignant and non-malignant diseases.
- To know different areas of cancer management using advanced types of equipment.
Course Outcomes
Course outcome (CO) |
Mapping COs with POs (High -3,Medium - 2, Low -1) |
At the end of the course student will be able to:CO1 - know the advantages and harmful effects of radiation |
PO1 (3) |
CO2 –Explain The mechanism of interaction of ionizing radiation with the matter |
PO1(2) |
CO3 – Explain quantification of radiation and its use in regulated manner
CO4 - Perform Radiation protection techniques |
PO4(2)
PO3(1) |
Unit-1
Effects of variation of tube voltage current, filtration, III waveform and target material on X-ray production lows of radioactivity and decay schemes of different alpha, Beta, gamma ray. Megatron and position emitters as used in medicine especially in radiotherapy.Artificial radionuclide generators employed in medicine in general and radiotherapy sources in particulars.
Unit-2
Physical requirements of beam defining devices e.g. cones, diaphragm, collimators etc. Units of radiation measurements specification of quality and half- valve thickness (HIV) and its measurements, filters and filtration. Measurement of radiation and dosimeteric procedures. Radiation detectors and their principles of working. Definition of Bragg-peak , percentage depth dose, peak scatter factor, tissue air-ratio, tissue maximum ratio, scatter air ratio, isodose curves and radiation penumbra of different beams. Wedge filters, wedge angle, hinge angle. Compensator beams flattering filters, scattering foils. Physical properties of phantom materials, bolus and substitutes. Factor used for treatment dose calculations, Daily treatment time and monitor units calculation method physical aspects of electron and neutron therapy.
RADIATION PROTECTION
Unit-3
Definition of radiation hazards maximum permissible dose and annual limit of intake (ALI) permissible dose levels on and around sealed source housing and installation principles of radiation protection and MPD of different ICRP rules, stochastic and nonstochastic effects. Importance of ‘ALARA’ physical principles of design and planning of installation safe work practice in teletherapy and brachytherapy. Shielding materials Radiation survey and personnel monitoring devices film badge, TLD badges pocket dosimeters.
Suggested Reading
- Advance Medical Physics by Rehani , publisher jaypee brothers
- Radiation Physics by Faiz M Khan, publisher Lippincott Williams & Wilkins
Session Plan
Session 1
Effects of variation of tube voltage current, filtration, III waveform
https://www.tandfonline.com/doi/pdf/10.3109/02841866609133133
https://www.youtube.com/watch?v=QQ2IbjOmir8
Session 2
Target material on X-ray production
Animation: https://www.youtube.com/watch?v=IsaTx5-KLT8
Session 3
Laws of radioactivity
https://www.youtube.com/watch?v=pQnnPPrcmsQ
Session 4
Different schemes of alpha, Beta and gamma ray decay
https://www.youtube.com/watch?v=f6NOTo3YAts
Session 5
Megnetron and position emitters as used in medicine especially in radiotherapy
https://www.youtube.com/watch?v=cEoQTBemyDY
Session 6
Explain the Artificial radionuclides
https://www.youtube.com/watch?v=dY10s71rv80
Session 7
Artificial radionuclide generators employed in medicine in general.
https://www.youtube.com/watch?v=uLNazQthGkc
Session 8
Discussing about radiotherapy sources in particulars.
https://www.youtube.com/watch?v=320ALJDfx0E
Session 9
Explaining Physical requirements of beam defining devices i.e cones, diaphram and collimator
https://www.youtube.com/watch?v=SGnFJ9XgDcY
Session 10
Units of radiation measurement
https://www.youtube.com/watch?v=MpQzhZ0RRDM
Session 11
Measurements of specification of quality and half-wave thickness
https://www.youtube.com/watch?v=oHJNSenIjF4
Session 12
Discussed about the filters and filtration
https://www.youtube.com/watch?v=rahsQVXzp84
Session 13
Measurement of radiation and dosimetric procedures
https://www.youtube.com/watch?v=PfWQkXvoCtI
Session 14
Demonstrate the principles and working of radiation detectors.
https://www.youtube.com/watch?v=A8EEH5Fyc8k
Session 15
Explain the Bragg peak, percentage depth dose, peak scatter factor,tissue air – ratio, tissue maximum ratio and scatter air ratio.
https://www.youtube.com/watch?v=mxwIlnZLO8U
Session 16
Draw the isodose curves
https://www.youtube.com/watch?v=mmpZ_mWfLrY
Session 17
Demonstrate the radiation penumbra of different beams
https://www.youtube.com/watch?v=YGMkJMQhsa8
https://www.youtube.com/watch?v=h8Or-UZgNUw
Session 18
Demonstrate the Wedge filters and wedge angle and hinge angle
https://www.youtube.com/watch?v=wr5JRP4yXaA
Session 19
Explaining the working of Compensator beams flattering filters and scattering foils
https://www.youtube.com/watch?v=mxKAMqv7QXM
Session 20
Explain the physical properties of phantom materials
https://www.youtube.com/watch?v=k7KLsPtrZvU
Session 21
Explain bolus and substitutes, the factors used for treatment dose calculations
https://www.youtube.com/watch?v=PTaSfpBJgCE
Session 22
Demonstrate the daily treatment time and monitor units calculation method aspects of electron and neutron therapy.
https://www.youtube.com/watch?v=9G6rNUsvPK8
https://www.youtube.com/watch?v=cQrbfBiQpfk
Session 23
Demonstrate the radiation hazards.
https://www.youtube.com/watch?v=PfWQkXvoCtI&t=262s
Session 24
Explaining the annual limit of intake (ALI) permissible dose levels on and around sealed source housing
https://www.youtube.com/watch?v=Fjy_hVpWgWs
Session 25
Explain the installation principles of radiation protection.
https://www.youtube.com/watch?v=cJsZ2_JRKD0
Session 26
Explain MPD(maximum permissible dose), Different ICRP rules
Session 27
Explain Stochastic and nonstochatic effects
https://www.youtube.com/watch?v=I7qpRmk7GaU
Session 28
Demonstrate the Importance of ALRA principle
https://www.youtube.com/watch?v=p_9VkpPKVgI
Session 29
Explain physical principles of design and planning of installation safe work practice in teletherapy
https://www.youtube.com/watch?v=z_7kDIl-YzI
Session 30
Explain physical principles of design and planning of installation safe work practice in brachytherapy
https://www.youtube.com/watch?v=GfuFgyULt7w
Session 31
Explaining the shielding materials and radiation survey.
https://www.youtube.com/watch?v=gDDYGTdf3N4
Session 32
Explain the film badges
https://www.youtube.com/watch?v=eGymsO6Assc
Session 33
Explain TLD badges and comparison