A diabetic patient developed cellulitis due to staphylococcus aureus, which was found to be Methicillin resistant on the antibiotic sensitivity testing. All of the following antibiotics will be appropriate EXCEPT________________?

Related Mcqs:

1. A diabetic patient developed cellulitis due to Staphylococcus aureus, Which was found to be Methicillin resistant on the antibiotic sensitivity testing. All the following antibiotics will be appropriate except_____________?

   A. Vancomycin
   B. Imipenem
   C. Teichoplanin
   D. Linezolid

2. Resistance of Staphylococcus aureus is due to ________________________?

   A. Pleomorphism
   B. Elaboration of an enzyme that destroy penicillin
   C. Penicillin analogue production
   D. Lack of nucleic acid in the cell wall

3. A patient has seasonal allergic rhinitis and is on terfenadine, He develps cardiac arrhythmias after a course of antibiotics. Which of the following antibiotic could have been given_____________?

   A. Ampicillin
   B. Tetracyclin
   C. Erythromycin
   D. Co-trimoxazole

4. An oxidase-positive, gram-negative rod which produces a bluish-green pigment has been grown in culture from a swab obtained from an infected burn wound. This organism is susceptible to gentamicin, ticarcillin and tobramicin, but resistant to all the other antibiotics which of the following organisms is it likely to be ?

   A. Escherichia coli
   B. Klebsiella pnemoniae
   C. Proteus miribilis
   D. Pseudomonas aeruginosa

5. A patient is having severe mycotic infection diabetes mellitus and cellulitis is suffering with______________?

   A. Mycormycosis
   B. Histoplasmosis
   C. Candidiasis
   D. None of the above

6. Antibiotic sensitivity and resistance of micro organisms is determined by________________?

   A. Direct microscopy
   B. Culture
   C. ELISA
   D. DNA probe

7. IF a bacteria were susceptible to both penicillin and Erythromycin, then it would not be appropriate to treat the patients with both antibiotics at the same time because_______________?

   A. Penicillin is inactivated by erythromycin
   B. Erythromycin exerts its effects extracellularly
   C. Erythromycin enhances the B-lactamases activity
   D. Penicillin is only effective against growing cells

8. The oral microblal fiora of a patient on prolonged broad spectrume antibiotic therapy is predominantly____________?

   A. Anaerobic
   B. Gram positive organism
   C. Gram negative organisms
   D. Yeast and fungi

9. A patient on 300 mg of aspirin will show all the following except________________?

   A. Irreversible inhibition of cyclooxygenase path way
   B. Prolonged bleeding time
   C. Inhibition of thromboxane TXA2
   D. Inhibition of prostaglandin PGI2

10. Staphylococcus does not causes_______________?

    A. Osteomyelitis
    B. Abscess
    C. Scarlet fever
    D. Pneumonia