FINAL EXAM
JUNE 2015
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RADIOTHERAPY
PAPER - IV
Time : 3 hours
Max. Marks : 100
Important instructions:
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- Attempt all questions in order.
- Each question carries 10 marks.
- Read the question carefully and answer to the point neatly and legibly.
- Do not leave any blank pages between two answers.
- Indicate the question number correctly for the answer in the margin space.
- Answer all the parts of a single question together.
- Start the answer to a question on a fresh page or leave adequate space between two answers.
- Draw table/diagrams/flowcharts wherever appropriate.
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NATIONAL BOARD OF EXAMINATIONS
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Write short notes on:
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Depict the cell cycle in a diagram and enumerate the mechanisms of biological effects of ionizing radiation at the cellular level. (5+5)
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Characteristics and the role of radio-isotopes in the management of thyroid carcinoma. (4+6)
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a) List the types of radiation damage to mammalian cells and give the features associated with each of them. (4+4+2)
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b) Mechanism of repair of the damages when radiation dose is given in fractions.
c) What clinical applications could be derived from this process?
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a) Various investigative modalities used for the evaluation of mediastinal nodes in lung cancer. (6+4)
b) Role of stereotactic radiotherapy in early stage lung cancer.
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a) Molecular pathways involved in the pathogenesis of human papilloma virus infection. (4+(2+2+2))
b) Role of human papilloma virus in:
- Head & Neck cancer
- Carcinoma cervix
- Carcinoma anal canal
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Radiotherapeutic and chemotherapeutic modalities available for management in hepatic oligometastasis. (5+5)
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a) Linear quadratic model in the practice of radiotherapy. (5+5)
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b) Clinical implications of the alpha beta ratio in modern radiotherapy.
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a) WHO classification of histopathology for central nervous system tumours. (3+(2+2+3))
b) Imaging, microscopy and molecular genetic features of oligodendroglioma and its management.
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a) Physical principles for the basis of Positron Emission Tomography and describe the various isotopes used in PET scans in current day practice. ((3+4)+3)
b) Current applications of PET-CT scan in Radiotherapy treatment planning.
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a) Physical properties of a Cobalt 60 source and the principles of radiation protection in the Cobalt unit and HDR Brachytherapy bunker. ((3+5)+2)
b) Biodosimetry in a post exposure situation.
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POSSESSION / USE OF CELL PHONES IS NOT PERMITTED INSIDE THE EXAM HALL.
FINAL EXAM
NATIONAL BOARD OF EXAMINATIONS
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RADIOTHERAPY
PAPER - IV
POSSESSION / USE OF CELL PHONES IS NOT PERMITTED INSIDE THE EXAM HALL.
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This download link is referred from the post: DNB 2015 Dec Previous Question Papers-(Diplomate of National Board) Under NBE