Educational antimicrobial susceptibility testing as a critical component of microbiology laboratory proficiency programs: American Proficiency Institute results for 2007–2011

2013 ◽  
Vol 75 (4) ◽  
pp. 357-360 ◽  
Author(s):  
Ronald N. Jones ◽  
Teri Glick ◽  
Helio S. Sader ◽  
Robert K. Flamm ◽  
James E. Ross ◽  
...  
2013 ◽  
Vol 57 (7) ◽  
pp. 3424-3426 ◽  
Author(s):  
John K. Crane ◽  
Donald W. Hohman ◽  
Scott R. Nodzo ◽  
Thomas R. Duquin

ABSTRACTOrthopedic surgeons at our institution have noticed an increase in the number of infections due toPropionibacterium acnes, especially following operations on the shoulder. We collectedP. acnesisolates from our hospital microbiology laboratory for 1 year and performed antimicrobial susceptibility testing on 28 strains from the shoulder. Antibiotics with the lowest MIC values againstP. acnes(MIC50and MIC90) included penicillin G (0.006, 0.125), cephalothin (0.047 and 0.094), and ceftriaxone (0.016, 0.045), while others also showed activity. Strains resistant to clindamycin were noted.


2017 ◽  
Vol 55 (8) ◽  
pp. 2304-2308 ◽  
Author(s):  
Thea Brennan-Krohn ◽  
Kenneth P. Smith ◽  
James E. Kirby

ABSTRACTAntimicrobial susceptibility testing (AST) is a fundamental mission of the clinical microbiology laboratory. Reference AST methods are based on bacterial growth in antibiotic doubling dilution series, which means that any error in the reference method inherently represents at least a 2-fold difference. We describe the origins of current AST reference methodology, highlight the sources of AST variability, and propose ideas for improving AST predictive power.


2003 ◽  
Vol 1 (4) ◽  
pp. 273-278 ◽  
Author(s):  
Marco Romano ◽  
Riccardo Marmo ◽  
Antonio Cuomo ◽  
Teresa De Simone ◽  
Caterina Mucherino ◽  
...  

Author(s):  
Hoai Do Ngoc

From 43.574 fluid nasopharynx speciments of  the chidren inpatient under six we isolated total 21.769 types bacteria with isolation rate : 49.95%. In which the highest isolation rate for H. influenza, S. pneumoniae and M. catarrhalis were 13,94%; 7,11%; 1,43% respectively. Antimicrobial susceptibility testing shown all the types of  for H. influenza, S. pneumoniae and M. catarrhalis good susses to Fosphomycine, S. pneumoniae and M. catarrhalis good susses to Imipenem, H. influenza good susses to Azithromycine, S. pneumoniae good susses to Penicilline and Piperacilline, M. catarrhalis good susses to Tobramycine and Ofloxacine. All of  H. influenza, S. pneumoniae and M. catarrhalis were reported resistance to Tri/Sulpha, Chloramphenicol, Erythromycine in high rate.


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