MICROBIOLOGY
2010
First Paper
Full Marks : 40
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Use Separate answer script for each group
Attempt all questions. The figures in the margin indicate distribution of marks in each question.
Group - A
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a) A 23 year old lady, married recently, attended the hospital with the complaints of fever with chills, increasing urinary frequency along with urgency and dysuria, for the past 24 hours.
- What is the most probable diagnosis? 1
- What could be the infecting organism? 1
- What other aetiological agents can be responsible for such presentation? 2
- How will you proceed to find out the infecting organism in the laboratory? 6
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or
b) A two-year old girl presented with fever, swelling of neck, pharyngitis and difficulty in deglution, greenish black membrane in throat is seen on examination.
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- What is the provisional diagnosis? 1
- What other aetiological agent can be responsible for similar presentation? 2
- Describe briefly how you will isolate the aetiological agents in the laboratory? 7
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Write short notes on (any three ) : 3 x 2
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- IgL
- Bacterial spores
- Transport media
- Treponema pertenue
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Comment on (any three) : 3 x 4
- Well-felix is a heterophil agglutination test.
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Group - B
Group
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b) Hemophilus ducreyi requires only x-factor
c) Anaerobic bacteria do not grow on routinely prepared culture media
d) Enterococcus is known for its multidrug resistance
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a) Chloramphenicol in the treatment of typhoid 3 x 4
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Group - D
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b) Infection type and toxin type of food poisoning.
c) Comment on :- A combination of VDRL and TPHA tests is better than either of them alone for the diagnosis of exclusion of syphilis.
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