Abx

Question 1

Class 1- definitive therapy

Answer 1

• used when culture results and sensitivities are available
• wound/urine cultures
• culture first when possible
• lab results come in stages
• gram stain
• organism
• organism sensitivities

Question 2

Class 2- prevention/prophylaxis

Answer 2

• used for at risk pts
• history or infection
• exposure to infection
• endocarditis prophylaxis
• pneumococcal prophylaxis

Question 3

Class 3- empiric

Answer 3

• prescribing abx based on knowledge of most likely organism
• educated guess
• make sure abx is indicated
• used when unable to wait until organism is known
• culture first when possible
• broad spectrum or combination therapy may be needed