1.Regarding the treatment of recurrent C.difficile infection,
which of the following statements is correct
A. All patients who develop recurrent diarrhea when they stop taking
metronidazole or vancomycin have recurrent C.difficile infection.
B. A positive toxin assay in a patient with minimal or no symptoms should
not prompt treatment.
C. Lactobacillus species and Staphylococcus aureus have shown efficacy in
reducing the incidence of simple antibiotic-associated diarrhea
D. No passive or active immunization has been used to treat patients with
recurrences yet.
E. Tolevamer is a high-molecular-weight,inert polymer that has direct
antimicrobial activity.
Ans (B)
2.What antibiotic is the recommendation for treating severe
pseudomembranous colitis?
A.IV form vancomycin
B.Oral form vancomycin
C.Oral form metronidazole
D.Clindamycin
Ans:B
3.Botulinum Toxin is broken into 7 neurotoxins (labeled as types A, B, C,, D,
D, E, F, and G), which type was used for treatment of spasticity in humans?
(A) TYPE A (B)TYPE B (C)TYPE C (D)TYPE D ?
Ans:(A)
4.Considering A. baumannii,which of the following statement is incorrect?
A. AmpC β-lactamases are chromosomally encoded by
all A. baumannii.
B. Currently, the term “multidrug resistance” in reference to
acinetobacter does not have a standard definition.
C. A. baumannii is a gram-negative coccobacilli whose natural habitat
is warm and humid environment, including water and soil.
D. Prolonged colonization(for years) of A. baumannii in patients of only one
hospital is most likely due to epidemic outbreak of A. baumannii.
Ans: D
5.Which one of the folowings cannot be used to treat Acinetobacter infection
A.Unasyn B.Augmentin C.Colistin D.Tigecyclin E.Imipenem
Ans.(B)
6.What is the most common subtype in spastic cerebral palsy?
(A)diplegia (B)hemiplegia (C)quadriplegia (D)paraplegia
Ans:(A)
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