FINAL EXAM NATIONAL BOARD OF EXAMINATIONS
DECEMBER 2016

POSSESSION USE OF CELL PHONES OR ANY SUCH ELECTRONIC GADGETS IS NOT PERMITTED INSIDE THE
EXAMINATION HALL.
RADIODIAGNOSIS
PAPER IV
RDG/D/16/40/IV
Time 3 hours
Max. Marks 100
IMPORTANT INSTRUCTIONS
• This question paper consists of 10 questions divided into Part and Part each part
containing 5 questions.
• Answers to questions of Part and Part are to be strictly attempted in separate answer
sheet(s) and the main supplementary answer sheet(s) used for each part must be tagged
separately.
• Answers to questions of Part attempted in answer sheet(s) of Part or vice versa shall
not be evaluated.
• Answer sheet(s) of Part and Part are not to be tagged together.
• Part and Part should be mentioned only on the covering page of the respective answer
sheet(s).
• 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.
Write short notes on:
PART A
1. What are subarachnoid cisterns?
What is their clinical significance during imaging?
Name any six subarachnoid cisterns stating their
anatomical location.

2. What are the various regulatory controls exercised by the
Atomic Energy Regulatory Board for setting up and
maintenance of medical diagnostic radiology equipment in
India?
10
3. With reference to imaging, what do you understand by the
term "elastography"?
List the key components of MR elastography.
What are the relative strengths and limitations of
ultrasound and MRI-based elastography techniques in
staging liver fibrosis?

4. Role of radionuclide imaging in thyroid and parathyroid
disorders.
5+5
5. Define contrast-induced-nephropathy.
What are its proposed mechanisms?
What measures would you take in a patient affected with
type 2 diabetes and systemic hypertension to safeguard
against contrast-induced-nephropathy?

P.T.O.