Download DNB 2020 December OtorhInolaryngology Paper IV Question Paper

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FINAL EXAM

DECEMBER 2020

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TIME: 3 HOURS

MAX. MARKS: 100

OTORHINOLARYNGOLOGY

PAPER-IV

ENT/D/20/28/IV

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IMPORTANT INSTRUCTIONS

• You are provided with 5 answer sheet booklets. Each individual answer sheet booklet consists of 10 pages excluding the covering jackets.
• This question paper consists of 10 short note questions. Question paper is divided into 5 Parts - A, B, C, D and E, each part containing 2 questions.
• Answers to questions of part A, part B, part C, part D & part E are to be strictly attempted in a separate answer sheet booklet which must be later tagged together at the end of the exam.
• No additional supplementary answer sheet booklet will be provided.

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• Answers to question(s) attempted on an answer sheet booklet for a different part will not be evaluated.
• Part A/Part B /Part C/Part D/Part E should be mentioned on the covering page of the respective answer sheet booklet.
• Attempt all questions in order.
• Each question carries 10 marks.
• Read the question carefully and answer to the point neatly and legibly.

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• 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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PART-A

1. a) What is fractionation of radiotherapy? 5+5
   b) Role of Proton beam therapy in head and neck malignancy.
2. a) Classify the various types of free flaps. 4+3+3
   b) Discuss the factors contributing to a compromised flap and the various interventions to improve skin flap survival.

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PART-B

3. a) What is the thyroid imaging reporting and data system (TI-RADS) classification and scoring system of thyroid nodules? 5+5
   b) Discuss in brief how to approach a case of suspected recurrent thyroid cancer.
4. a) Principle and the equipment required for contact endoscopy. 5+5
   b) Role of contact endoscopy in management of oral cancers.

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PART-C

5. a) What is the principle of PET-CT? 4+6
   b) Indications and limitations of PET-CT in head and neck cancers.
6. a) What is artificial blood? 5+5
   b) Discuss the various methods to minimize transfusion reactions.

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PART-D

7. a) Classify wounds based on level of contamination at surgery. 5+5
   b) Source and role of various cytokine/growth factors in wound healing.
8. a) Causes of Eustachian tube dysfunction. 2+(2+3+3)
   b) Indications, procedure and complications of Eustachian tube balloon dilation and tuboplasty.

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PART-E

9. a) Discuss the various stem cell types. 5+5
   b) Describe the potential clinical application of stem cells.
10. a) Classify lymphangiomas of the neck. 4+(3+3)
    b) Discuss the various medical and surgical options available for the management of a case of lymphangiomas.

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