Flashcards in Table 1b: Clinical Use of Antibiotics Summary Deck (30)
Likely causative organisms in uncomplicated skin and soft tissue infections?
S. aureus, S. pyogenes, MRSA, MSSA
Empiric tx for skin and soft tissue infections?
Trimethoprim-sulfamethoxazole, doxycycline, clindamycin
Tx for serious MRSA infection?
Treatment for MSSA skin infection?
dicloxacillin or 1st generation cephalosporin (cephalexin)
Most likely causative organism in URI's?
Most common bacterial pathogens of sinusitis, chronic, exacerbation of chronic bronchitis, and otitis media?
S. pneumo, H. influenzae, M catarrhalis
Most common bacteria in acute pharyngitis?
Empiric treatment of upper respiratory tract infections?
Amoxicillin (+ clav if patient has had prior abx for current infection)
treatment for URI in patient with penicillin allergy?
2nd or 3rd generation cephalosporin or clindamycin or macrolide
Empiric treatment for acute pharyngitis?
Penicillin V or amoxicillin
Treatment for acute pharyngitis in patient with penicillin allergy?
1st generation cephalosporin or clindamycin or macrolide
Most likely causative organism of pneumonia in an otherwise healthy patient?
Empiric treatment of pneumonia in an otherwise healthy patient?
High dose amoxicillin or macrolide or doxycycline
Most likely causative organism of pneumonia in a patient with multiple comorbidities?
atypicals, H. influenzae, MSSA, M. catarrhalis
Treatment of pneumonia in a patient with multiple comorbidities?
Amox/clav or 2nd-3rd generation cephalosporin PLUS macrolide or doxycycline or respiratory quinalone
Likely causative organism of uncomplicated cystitis?
Empiric treatment of uncomplicated cystitis?
Trimethoprim-sulfamethoxazole or nitrofurantoin or fosfomycin
Likely causative organism of uncomplicated pyelonephritis?
Treatment of uncomplicated pyelonephritis?
Fluoroquinolone (ciprofloxacin or levofloxacin)
Tx for complicated cystitis/pyelonephritis?
Outpatient: FQ (levo or cipro)
Hospitalized: FQ, 3rd ceph, or pip/taz
Likely causative organism of cholangitis and diverticulitis?
E. coli, Bacteroides fragilis
Empiric treatment of cholangitis and diverticuitis?
Pip/taz or carbapenem or moxifloxacin, PLUS metronidazole if severe
What is the likely causative organism of antibiotic associated diarrhea?
Treatment for antibiotic associated diarrhea?
Metronidazole in mild-moderate, vancomycin in severe cases
Likely causative organisms of meningitis in children-adults?
S. pneumoniae, N. meningitidis
Empiric treatment of meningitis in children-adults?
Ceftriaxone or cefotaxime + vancomycin
Likely causative organism of meningitis in pregnant patients, immunocompromised patients, and patients > age 50?
Empiric treatment for meningitis in pregnant patients, immunocompromised patients, and patients > age 50?
Ceftriaxone or cefotaxime PLUS vancomycin PLUS ampicillin +/- gentamicin
Likely causative organism of meningitis in neonates?
Group B strep, enteric gram - bacteria, L. monocytogenes