[MCQ] Pneumonia- Part 2

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Pneumonia- Part 1| Pneumonia- Part 2| Pneumonia- Part 3

1.Number of variables included in the Pneumonia Severity Index (PSI) is ?
A. 8
B. 15
C. 20
D. 26

2.  Number of variables included in the CURB-65 criteria is ?
A. 3
B. 4
C. 5
D. 6

3.  Patients should be admitted to the hospital when the CURB-65 score is more than ?
A. 0
B. 1
C. 2
D. 3

4. Methicillin resistance in S. aureus is determined by ?
A. ermB gene
B. mecA gene
C. gyrA gene
D. parC gene

5.  CA-MRSA has which type of SCCmec element ?
A. Type I
B. Type II
C. Type III
D. Type IV

6.  Which of the following is a superantigen in CA-MRSA strains ?
A. Enterotoxins B
B. Enterotoxins C
C. Panton-Valentine leukocidin
D. All of the above

7.  Which of the following bacteria is typically resistant to cephalosporins ?
A. Escherichia coli
B. Enterobacter spp.
C. CA-MRSA
D. All of the above

8. If CA-MRSA pneumonia infection is suspected, which of the following should be added to initial empirical regimen ?
A. Tobramycin
B. Meropenem
C. Linezolid
D. Piperacillin/tazobactam

9.  In empirical treatment of community-acquired pneumonia, which of the following has significantly higher mortality rate ?
A. Macrolide + second-generation cephalosporin
B. Second- or third-generation cephalosporin alone
C. Fluoroquinolone
D. Aminoglycoside + any other antibiotic

10.  Therapy of longer duration is recommended for all of the following pathogens causing community-acquired pneumonia except ?
A. Legionella spp.
B. P. aeruginosa
C. S. pneumoniae
D. Enterobacteriaceae

11.  Which of the following is intrinsically resistant to many of the empirical antibiotic regimens ?
A. Acinetobacter
B. Stenotrophomonas maltophilia
C. Burkholderia cepacia
D. All of the above

12.  Drotrecogin alfa (activated) should be considered for CAP patients if ?
A. Persistent septic shock
B. APACHE II scores of >=25
C. Infection by S. pneumoniae
D. All of the above

13.  In community-acquired pneumonia, complicating pleural effusion should be drained for all the following reasons except ?
A. If the fluid has a pH of <7
B. If the fluid has a glucose level of < 2.2 mmol/L
C. If the fluid has a LDH content of > 500 units
D. If the fluid has is positive on Gram’s staining or culture

14.  Lung abscess may occur in association with ?
A. Aspiration
B. CA-MRSA infection
C. P. aeruginosa infection
D. All of the above

15.  In treated pneumonia, a follow-up radiograph is done after how many weeks ?
A. One week
B. 3 weeks
C. 4 – 6 weeks
D. 8 – 12 weeks

16.  Clinical Pulmonary Infection Score (CPIS) was developed for the diagnosis of ?
A. CAP
B. HAP
C. HCAP
D. VAP

17.  Which of the following is intrinsically resistant to many of the empirical antibiotic regimens ?
A. Acinetobacter spp.
B. Stenotrophomonas maltophilia
C. Burkholderia cepacia
D. All of the above

18.  The most sensitive component of the CPIS is improvement in ?
A. Oxygenation
B. Body temperature
C. Leucocytosis
D. Tracheal aspirate culture

19.  In VAP, clinical improvement, if it occurs, is usually evident within how many hours of initiation of antimicrobial treatment ?
A. 6 – 12 hours
B. 12 – 24 hours
C. 24 – 48 hours

D. 48 – 72 hours

20.  Pneumonia caused by which pathogen signifies that patients immune system is so compromised that death is almost inevitable ?
A. P. aeruginosa
B. S. maltophilia
C. Acinetobacter spp.
D.

21.  Which of the following are active in opsonization of bacteria in lower respiratory tract ?
A. Surfactant
B. IgG
C. Fibronectin
D. All of the above

22.  Which of the following statements about alveolar macrophages is false ?
A. Density is one per alveolus
B. Play a role in both innate and acquired immunity
C. Have a short life span
D. Have ability to phagocytose multiple times

23. Which of the following does not cause pneumonia through aerosolization route ?
A. Mycobacterium tuberculosis
B. Histoplasma capsulatum
C. Escherichia coli
D. Legionella