Download DNB 2020 December Neuro AnaesthesIa Paper I Question Paper

Download Diplomate of National Board (DNB) 2020 December Neuro AnaesthesIa Paper I Question Paper

FINAL EXAM
NATIONAL BOARD OF EXAMINATIONS
DECEMBER 2020
NEURO ANAESTHESIA
PAPER-I

Time: 3 hours
N.ANS/D/20/94/I
Max. Marks:100
Important Instructions:
You are provided with 5 answer sheet booklets. Each individual answer sheet booklet consists
of 10 pages excluding the covering jackets.
Answers to all the questions must be attempted within these 5 answer sheet booklets which
must be later tagged together at the end of the exam.
No additional supplementary answer sheet booklet will be provided.
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. Outline the indications for central venous cannulation in neurosurgical
5+5
patients. Briefly mention the two common techniques and their
complications.
2. Role of dexmedetomidine in neuroanaesthesia practice.
10
3. Discuss the cerebrospinal fluid dynamics. Briefly mention the effect of
8+2
commonly used anaesthetic drugs on CSF.
4. Discuss the concept of cerebral autoregulation and carbon dioxide
7+3
reactivity. Describe the intracranial pressure-volume relationship.
5. What is the rationale of hyperosmolar therapy in neuroanaesthesia?
4+6
Compare Mannitol versus Hypertonic saline.
6. Elucidate the pharmacological effects of inhaled anaesthetics on cerebral
4+3+3
blood flow, metabolism and autoregulation.
7. Describe the mechanism of injury following cerebral ischemia. Briefly
7+3
outline the strategies for cerebral protection.
8. Enumerate the physiological changes in a pregnant patient and their
7+3
clinical significance in a patient undergoing neurosurgical procedure.
9. Enumerate the various invasive techniques to measure intracranial
10
pressure.
10. Discuss the principle and applications of cerebral oximetry/near-infrared (3+4)+3
spectroscopy (NIRS). Mention the limitations of NIRS.
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POSSESSION/USE OF CELL PHONES OR ANY SUCH ELECTRONIC GADGETS IS NOT PERMITTED INSIDE THE
EXAMINATION HALL.

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