Download DNB 2017 Dec RTH RTH PAPER I Question Paper

Download Diplomate in National Board (DNB) 2017 Dec RTH RTH PAPER I Previous Question Papers

FINAL EXAM
DECEMBER 2017
RADIOTHERAPY
PAPER ? |
Time : 3 hours
Max. Marks : 100
hngonantins?uc?ons:
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/?owcharts wherever appropriate.
Write short notes on:
1.
a)
b)
C)
a)
b)
C)
d)
a)
b)
C)
d)
What is cell survival curve?
Discuss the various components of the curve.
How would its shape differ for neutrons versus X?rays?
What are the radio-isotopes commonly used in
teletherapy? Give reasoning.
What are the radio-isotopes commonly used in
brachytherapy. Give reasoning.
What are the current recommendations of image
guided brachytherapy?
Enumerate the advantages & disadvantages of
interstitial versus intracavitary irradiation in carcinoma
cervix.
Describe using a schematic diagram the various levels
of lymph nodes of neck.
Write the AJCC staging of oral cavity cancer.
Write WHO classification of lung tumours.
Discuss the various phases of a clinical trial.
What sample size is important in a clinical trial?
What are univariate and multivariate analysis?
What are the various types of DVH? What are the
advantages of DVH?
Draw the isodose curves for (representative of a typical
beam):
a) Photon beam
b) Electron beam
0) Proton beam
d) 250 KV beam
e) Carbonion
.1.
NATIONAL BOARD OF EXAMINATIONS
RTH/D/17/41/l
3+4+3
2+2+3+3
4+3+3
4+2+2+2
2x5
P.T.0
POSSESSION/USE OF CELL PHONES OR ANY SUCH ELECTRONIC GADGETS IS NOT PERMITTED INSIDE THE EXAMINATION HALL.

FINAL EXAM NATIONAL BOARD OF EXAMINATIONS
DECEMBER 2017
6. Describe lymphatic drainage of : 4+3+3
a) Breast
b) Cervix
c) Anterior two thirds tongue
7. Mention half life & energy of following isotopes: 2x5
a) Cobalt 60
b) Iridium 192
c) Caesium 137
d) Radium 226
e) Tantalum 182
8. a) Sensitivity 3+3+4
b) Specificity
c) Oddsratio
9. Define & discuss factors affecting: 4+3+3
a) Photo electric effect
b) Compton effect
0) Pair production
10. Histological classification of : 5+5
a) Hodgkin?s lymphoma
b) Non Hodgkin?s lymphoma
.2.
POSSESSION/USE OF CELL PHONES OR ANY SUCH ELECTRONIC GADGETS IS NOT PERMITTED INSIDE THE EXAMINATION HALL.