Mcq Subject: Microbiology

A patient comes after a dog bite with hydrophobia, tearing and altered sensorium. You suspect rabies in this patient. Corneal impression has been taken. What test will you do on it for most accurate diagnosis?

A. Indirect immunofluorescence

B. -PCR for virus

C. Histopathological examination for Negri bodies

D. Antibodies against Rabies virus

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Most common infection post solid organ transplantation

A. CMV

B. HSV

C. EBV

D. HPV

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Chemotactic cytokine is

A. IL-1

B. IL-6

C. IL-8

D. TNF

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Antibody in chronic allergy ?

A. IgM

B. IgA

C. IgG

D. IgE

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A 10 year old boy following a road traffic accident presents to the casualty with contaminated wound over the left leg. He has received his com- plete primary immunization before preschool age and received a booster of DT at school entry age. All of following can be done except :

A. Injection of TT

B. Injection of human antiserum

C. Broad spectrum antibiotics

D. Wound debridement and cleaning

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A person working in an abattoir presented with a papule on hand, which turned in to an ulcer. Which will best help in diagnosis

A. Polychrome Methylene blue

B. Carbol Fuschin

C. Acid Fast Stain

D. Calcoflour White

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All are true about widal test except

A. Base lines differ depending on the endemicity of the disease

B. O antibodies last longer and hence is not indicative of recent infection

C. H antigen cannot differentiate between subtypes

D. High titre value in a single widal test is not confirmative

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23 serotypes pneumococcal vaccine Most useful in

A. Cystic fibrosis

B. Recurrent otitis media & sinusitis

C. Child less than 2 years

D. Sickle cell anaemia

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An elderly male patient presented with fever, chest pain, and dry coughp; sputum culture showed growth on Charcoal Yeast Extract Medium, the organism is

A. H. influenza

B. Moraxella catarrhalis

C. Legionella

D. Burkholderia cepacia

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Postrenal transplant patient presents with diarrhoea after 3 months; it was showing organism measuring 2-6 micron meter and kinoyn stain positive. Most likely it is caused by:

A. Balantidium coli

B. Clostridium difficile

C. Cystoisospora belli

D. Cryptosporidium hominis

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