Document no: Page 9/11 --------------------------------------------------------------------------------------------------------------------------------------------------------------- Appendix 1 Form for recording zone diameters of weekly disk diffusion quality control testing Antibiotic Disk content Acceptable Zone diameter range (mm) (mm) (CLSI)* Name of organism-Escherichia ATCC 25922 coli Amikacin 19-26 30g Amoxicillin-clavulanic acid 18-24 30g Ampicillin 16-22 10g Ampicillin-sulbactam 19-24 10/10g Cefixime 23-27 5g Cefpodoxime 23-28 10g Ceftriaxone 29-35 30g Ceftazidime 25-32 30g Cephalothin 15-21 30g Chloramphenicol 21-27 30g Ciprofloxacin 30-40 5g Doxycycline 18-24 30g Fosfomycin 22-30 200g Gentamicin 19-26 10g Nalidixic acid 22-28 30g Nitrofurantoin 20-25 300g Ofloxacin 29-33 5g Trimethoprim-sulfamethoxazole 23-29 1.25/23.75g ATCC 35218 Name of organism-Escherichia coli Amoxicillin-clavulanic acid 17-22 30g Ampicillin 6 10g Ampicillin-sulbactam 13-19 10/10g Name of organism-Staphylococcus ATCC aureus Chloramphenicol 19-26 30g
Document no: Page 9/11 --------------------------------------------------------------------------------------------------------------------------------------------------------------- Appendix 1 Form for recording zone diameters of weekly disk diffusion quality control testing Antibiotic Disk content Acceptable range (mm) (CLSI)* Zone diameter (mm) Name of organism-Escherichia coli ATCC 25922 Amikacin 30g 19-26 Amoxicillin-clavulanic acid 30g 18-24 Ampicillin 10g 16-22 Ampicillin-sulbactam 10/10g 19-24 Cefixime 5g 23-27 Cefpodoxime 10g 23-28 Ceftriaxone 30g 29-35 Ceftazidime 30g 25-32 Cephalothin 30g 15-21 Chloramphenicol 30g 21-27 Ciprofloxacin 5g 30-40 Doxycycline 30g 18-24 Fosfomycin 200g 22-30 Gentamicin 10g 19-26 Nalidixic acid 30g 22-28 Nitrofurantoin 300g 20-25 Ofloxacin 5g 29-33 Trimethoprim-sulfamethoxazole 1.25/23.75g 23-29 Name of organism-Escherichia coli ATCC 35218 Amoxicillin-clavulanic acid 30g 17-22 Ampicillin 10g 6 Ampicillin-sulbactam 10/10g 13-19 Name of organism-Staphylococcus aureus ATCC Chloramphenicol 30g 19-26
Sensitivity_Testing_by_Disk.docx