DNB 2014 June Previous Question Papers-(Diplomate of National Board) Under NBE
PAPER —
RDG/J/14/40/IV
FINAL EXAM NATIONAL BOARD OF EXAMINATIONS
JUNE 2014
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RADIODIAGNOSISPAPER —
RDG/J/14/40/IV
Time : 3 hours
Max. Marks : 100
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Important instructions:
- 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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Write short notes on:
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- Enumerate the different types of X-Ray tubes. What is the difference between a conventional X-Ray tube and a mammography tube? Briefly describe mammography tube with the help of a neat labeled diagram. (2+4+4)
- What are the cardinal principles of radiation protection? What methods would you use to decrease exposure in fluoroscopy?
- a) Personal Dosimeters (5)
b) Tissue harmonic imaging (5) - a) MR contrast for liver imaging (5)
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b) Contrast induced nephropathy and methods to prevent it. (8) - a) Imaging of hemobilia and interventions. (5)
b) Principles and applications of RF ablation (5) - a) CT perfusion in acute stroke (5)
b) Principles of functional MR imaging (5) - a) Renal isotope scanning (5)
b) Tomosynthesis in mammography (5) - Techniques of ultrasound elastography and its applications.
- Advantages and disadvantages of computed radiography and direct digital radiography. (10)
- Advances in CT technology to decrease the radiation dose in children. What is CT Dose Index (CTDI)? (8+2)
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