Brucellosis Quiz

The common animal reservoir for Brucella abortus is

• Sheep

• Goat

• Dog

• Cattle

Which of the following species of Brucella is capnophilic

• B.melitensis

• B. abortus

• B.suis

• B.canis

Which of the following is NOT a risk factor for acquiring brucellosis

• Handling parturition products of cattle

• Drinking raw cows' milk

• Cheese made from pasteurized milk

• Abattoir workers

A patient with recent history of travel to gulf nation presented with low grade fever on and off for 2 months with night sweats and body pain. Which of the following lab test will help in diagnosis?

• Widal

• Standard agglutination test

• Paul Bunnel test

• Weil-Felix test

Castenada's biphasic culture is

• Used to prevent contamination from repeated subculture

• A liquid media used for isolation of Brucella

• A method used for quick isolation of Brucella

• Is inferior to monophasic media

Which of the following species can be missed in Standard agglutination test using B.abortus antigen?

• B. melitensis

• B.abortus

• B.suis

• B.canis

In a suspected case of brucellosis Standard agglutination test (SAT) was negative but a blood culture from the patient yielded B.abortus. The possible explanation for this is

• False positive culture due to contamination

• False negative SAT due to prozone phenomenon

• False negative SAT due to cross reaction with E.coli O 157

• All the above

Which of the following is NOT a rational approach for prevention of human brucellosis?

• Mass vaccination of public can be done

• Vaccination of animals like sheep and cattle

• Using pasteurized milk for consumption

• Protective clothing while handling animal tissues

WHO regimen for treatment of Brucellosis is

• Rifampicin and doxycycline for 6 weeks

• Streptomycin and doxycycline for 6 weeks

• Streptomycin and rifampicin for 6 weeks

• Ceftriaxone and Doxycycline for 6 weeks

Which of the following test can differentiate recent and remote Brucella infection in humans

• Standard agglutination test (SAT)

• Complement fixation test

• SAT and SAT in 2-mercaptoethanol

• Rose Bengal card test