Download DNB 2020 December Dermatology, Venereology And Leprosy Paper I Question Paper

Download Diplomate of National Board (DNB) 2020 December Dermatology, Venereology And Leprosy Paper I Question Paper

FINAL EXAM
NATIONAL BOARD OF EXAMINATIONS
DECEMBER 2020
DERMATOLOGY, VENEREOLOGY AND LEPROSY
PAPER-I

Time: 3 hours
DVD/D/20/06/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. a) Draw a labelled diagram of dermo-epidermal junction.
5+5
b) Discuss differential diagnosis of disorders with sub-corneal split.
2. a) Stem cells and their properties.
3+3+4
b) Cutaneous stem cells.
c) Role of cutaneous stem cells in the regeneration of other tissues.
3. a) Case control study vs Cohort study.
4+2+4
b) Sample size determination.
c) Types of sampling.
4. a) Describe histology of normal oral mucosa.
4+4+2
b) Palisading granulomatous reaction.
c) Histopathology of acne rosacea.
5. a) Describe skin as an endocrine target.
6+4
b) Vitamin D synthesis in skin.
6. a) Antimicrobial peptides.
3+3+4
b) Mast cell.
c) Adhesion molecule.
7. a) Neurophysiology of itch.
6+4
b) Enumerate mediators of itch and their corresponding anti-itch agents.
8. a) Outline principles of wound healing.
4+3+3
b) Factors responsible for abnormal wound healing.
c) Novel therapies in wound healing.
P.T.O.
-1-
POSSESSION/USE OF CELL PHONES OR ANY SUCH ELECTRONIC GADGETS IS NOT PERMITTED INSIDE THE
EXAMINATION HALL.

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FINAL EXAM
NATIONAL BOARD OF EXAMINATIONS
DECEMBER 2020
DERMATOLOGY, VENEREOLOGY AND LEPROSY
PAPER-I
9. a) Prenatal diagnosis of Genodermatoses.
4+6
b) Differential diagnosis of Genodermatosis associated with
photosensitivity.
10. a) Role of trichoscopy in hair shaft disorders.
4+3+3
b) Photo patch test.
c) Hair pull test.
*************
-2-
POSSESSION/USE OF CELL PHONES OR ANY SUCH ELECTRONIC GADGETS IS NOT PERMITTED INSIDE THE
EXAMINATION HALL.

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