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.
NEUROSURGERY
PAPER I
NS/D/16/21/I
Time 3 hours
Max. Marks 100
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.
Write short notes on:
1. What are the methods of recording I.C.P.? Explain with suitable
examples, the advantages disadvantages of each in a tabulated
form.
2+8
2. Draw and explain anatomy of limbic system. Explain briefly its
clinical significance.
5+5
3. WHO classification of brain tumour.
High grade gliomas: Its radiological and pathological
differentiation.
5+5
4. Types of spinal cord injury their mechanism.
SCIWORA.
5+5
5. What are the indications of putting a patient in ICU on
ventilators?
Various modes of mechanical ventilation and methods for
removing ventilator.

6. Role in Neurosurgery practice of:
Diphenhydantoin
Cabergoline
Acetazolamide

7. Classify tumours of anterior 3rd ventricle region.
How will you differentiate between adult and childhood
craniopharyngioma?
4+6
8. Prognostic factors for long-term survival of glioma.
Various aids that help in complete removal of glioma used
intraoperatively.
5+5
9. How to monitor blood gases in ICU patients.
Explain with suitable example.
Enumerate various conditions that derange ABG in
Neurosurgery patients and its clinical impact.

10. How to test sample size for a research project? How can one
derive a value of statistical significance in a research project?
5+5