ID Flashcards
Tx strep pharyngitis
Penicillin V
Tx strep pharyngitis/PCN allergy
Azithromycin
Tx otitis media
Amoxicillin
CURB-65
Confusion, Uremia (BUN>30), RR>20, BP<90/60, Age>65
Electrolyte abnormality associated with Legionella
Hyponatremia
Dx sarcoidosis
transbronchial biopsy
Tx CAP Outpt (no risk factors) (2)
Doxycycline or Azithromycin
Tx CAP Inpt (risk factors) (2)
Levofloxacin, Beta-lactam + azithromycin or doxycycline
Tx CAP ICU
Levofloxacin/Beta-lactam or Azithromycin/Beta-lactam
Tx CAP MRSA: Add ____
linezolid and vancomycin
Tx Aspiration Pneumonia (3)
Clindamycin, Pip-Taz, ampicillin-sulbactam
What is the TST threshold? No risk factors
15mm
What is the TST threshold? IVDU
10mm
What is the TST threshold? HIV
5mm
What is the TST threshold? Contact with active TB
5mm
What is the TST threshold? Healthcare worker
10mm
What is the TST threshold? Prison
10mm
What is the TST threshold? organ transplant/immunocompromise
5mm
What is the TST threshold? arrival from foreign high risk country
10mm
What is the TST threshold? CXR findings consistent with TB
5mm
Which diagnosis? Multiple lung nodules with associated bronchiectasis
MAC
Which diagnosis? necrotizing granulomas, glomerulonephritis, cavitary lesions common
Granulomatosis with Polyangiitis
Dx TB (2)
Acid fast bacilli on culture or NAAT of morning sputum
Tx TB
9months: isoniazid, rifampin, ethambutol, pyrazinamide
Tx LTBI
Isoniazid (9mo) + rifampin (4 mo) OR isoniazid/rifapentine (3mo)
Ppx endocarditis
Amoxicillin x1
Tx endocarditis empiric
Gentamicin/Vancomycin
Tx endocarditis MSSA (2)
Oxacillin or nafcillin
Tx endocarditis Strep (2)
PCN or Ceftriaxone
Tx endocarditis prosthetic valve
Gentamicin/Vancomycin/Rifampin
Dx complicated prostatitis
rectal US
Dx prostatic abscess
CT
Which UTI drug should not be used for pyelonephritis?
Nitrofurantoin
Tx Inpt pyelonephritis
Fluoroquinolone
Tx UTI pregnancy (2)
Nitrofurantoin or Amoxicillin
Dx chancroid
Culture
Tx chancroid
Azithromycin or ceftriaxone
Tx GC/Chlamydia
Ceftriaxone + (Doxycycline or Azithromycin)
CD4 count PCP
200
CD4 count Candida
200
CD4 count Toxo
100
CD4 count MAC
50
CD4 count Cryptococcus
100
CD4 count PML/JCV
100
CD4 count CMV
50
CD4 count Cryptosporidium
100
MAC PPx
Azithromycin qw when CD4 <50
HIV PI suffix
-navir
HIV II suffix
-tegravir
HIV Coreceptor antagonist
Maraviroc
Pathogen Osteomyelitis dog/cat bite
Pasteurella multocida
Pathogen Osteomyelitis IVDU
Staph aureus, pseudomonas
Pathogen Osteomyelitis Sickle Cell
Salmonella
Duration of osteomyelitis tx
4-6 weeks
Tx Osteomyelitis empiric (3)
nafcillin, cephazolin, vancomycin
Tx Osteomyelitis IVDU/SCD (2)
Vancomycin, levofloxacin/nafcillin
First-line vasopressor in sepsis
Norepinephrine
Airborne precautions (3)
VZV, Measles, TB
Droplet precautions (2)
N. meningitidis, flu
Contact precautions (3)
VRE, MRSA, C diff
Tx CLABSIs
Vancomycin + 3rd/4th cephalosporin +/- amphotericin B
Tx VAP (2)
Ceftriaxone or Levofloxacin (+/- vancomycin or anti-pseudomonal)