Infectious Disease MCQ
1- 22 year old male presents to the ER with a 1 day history of erosions of the lips, conjuctivitis and blistering rash. He has a temperature of 37.9 and no other systemic complaints. He is currently on a course of Cotrimoxazole Full dose twice daily PO for an episode of otitis media diagnosed 3 days ago. The best initial step in the management of this patient is:
a. Prescribe a course of topical steroids
b. Change antibiotic, preferably to a cephalosporin and send home
c. Admit to hospital, monitor fluid status and stop antibiotic
d. Refer to Dermatology for further investigation
e. Reduce the dose of his antibiotic
2- A 40 year old diabetic male presents with an acute onset of redness in the hands and forearm with streaks extending up towards the axilla. There is local pain and crepitus. Temp 40, pulse 110 and BP 95/65. WBC is elevated. The most likely causative offending organism is:
a. Group A streptococcus
b. Staph. epidermidis
c. Viridans Streptoccocus
d. Group D strep
e. Group B strep.
3- In the above patient, the most appropriate approach for therapy is:
a. IV antibiotic only
b. Oral Antibiotic only
c. Surgical debridement with IV antibiotic