02-23-2012, 10:13 AM
a 64 yr old male is in the hospital on post-operative day 4 following a large tumor debunking for metastatic disease in his abdomen. he is yet to be extubated following his surgery. on morning rounds, the nurse reports that he has been febrile over the past 3 hrs. a chest x-ray shows a new infiltrate in the right lower lobe. flexible bronchoscopy reveals mucous and pus in the lower bronchi on the right side. gram stain of the sputum shows gram pos cocci in cluster. MRSA nasal swab is positive. he is started on IV vancomycin.
which of the following gene encodes the protein responsible for the methicillin resistance exhibited by MRSA?
a. Blal
b. BlaZ
c. FemA
d. FemE
e. Mec
which of the following gene encodes the protein responsible for the methicillin resistance exhibited by MRSA?
a. Blal
b. BlaZ
c. FemA
d. FemE
e. Mec
