Microbiology: Francisella Tularensis Characteristics

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Which bacteria are the most resistant to Brucellosis?

B.neotomae and B.ovis
B.abortus and B.canis
B.melitensis and B.suis (correct)
B.microti and B.inopinata

What is the typical incubation period for Brucellosis?

2-3 weeks (correct)
4-6 weeks
1-2 weeks
2-3 days

Which of the following is NOT a common clinical symptom of Brucellosis?

Hepatosplenomegaly
Fever
Weakness
Rash (correct)

What percentage of Brucellosis cases result in a relapse within the first year?

4-10% (C) Signup and view all the answers

Which diagnostic test is used to detect antibodies against Brucella in serum?

Wright tube agglutination (B) Signup and view all the answers

Which body fluid is more sensitive than blood for culturing Brucella?

Bone marrow (D) Signup and view all the answers

What is the main clinical significance of F.Tularensis?

Causing tularemia in humans and animals (C) Signup and view all the answers

Which method is NOT valuable for diagnosing Tularemia?

Gram staining (B) Signup and view all the answers

How is Tularemia primarily transmitted to humans?

Tick bite (D) Signup and view all the answers

Why are Beta lactams, macrolids, and sulfonamides ineffective against Tularemia?

They are not effective against the pathogen (D) Signup and view all the answers

What is the clinical significance of Turkey regarding Tularemia?

Highly endemic areas (C) Signup and view all the answers

Which combination is the first option regimen for treating Tularemia?

Streptomycin + Tetracycline (B) Signup and view all the answers

Which of the following is a typical clinical feature of brucellosis?

High fever (D) Signup and view all the answers

What is the most effective way to prevent brucellosis epidemics?

Avoiding consumption of unpasteurized dairy products (B) Signup and view all the answers

Which of the following is the most lethal complication of brucellosis?

Endocarditis (B) Signup and view all the answers

How long can Brucella bacteria survive in a dead animal fetus?

75 days (A) Signup and view all the answers

Which of the following is not a common mode of transmission for brucellosis?

Human-to-human transmission through sexual contact (D) Signup and view all the answers

Which of the following is the most effective against Brucella bacteria?

Disinfectants (A) Signup and view all the answers

What is the purpose of performing a titration if the Rose Bengal test is positive?

To measure the level of antibody response (D) Signup and view all the answers

Which of the following infections can the Wright test detect?

B. melitensis, B. abortus, and B. suis infections (D) Signup and view all the answers

What is the recommended duration of treatment for brucellosis?

Several months (A) Signup and view all the answers

Which of the following is a recommended precaution for individuals at risk of brucellosis?

Avoid contact with uncooked milk and dairy products (A) Signup and view all the answers

What is the purpose of monitoring patients with brucellosis during treatment?

Both (a) and (b) (A) Signup and view all the answers