AND DETAILED VERIFIED ANSWERS ALREADY
GRADED A+ 2024 UPDATE
Streptococcus - (correct answer) Gram +
-Strep pyogenes (throat)
-Strep pneumoniae (lungs)
-Strep viridans (dental abscess, endocarditis)
-Strep agalactiae (Group B strep)
Enterococcus - (correct answer) Gram +
- Enterococcus faecalis (urinary tract)
-Enterococcus faecium (urinary tract)
Gram Negative Bugs - (correct answer) -Neisseria gonorrhoeae
-Neisseria meningitides
-E. coli
-Shigella
-Campylobacter
-Salmonella
-Pasturella (cat bites)
-Mycoplasma
,-H. flu
-M. catarrhalis
-Proteus
-Pseudomonas
-Legionella, etc......
Gram Positive Bugs - (correct answer) -Staph
-Strep
-Enterococcus
Gram Negative Bugs - (correct answer) Almost everything else
Staphylococcus - (correct answer) Gram +
-Staphylococcus aureus (skin)
-MRSA (skin)
-Staph saprophyticus (UTI, vagina)
-Staph epidermis (skin)
Penicillins - (correct answer) Coverage: Gram + (NOT MRSA or
MSSA)
-ampicillin
-amoxicillin
,-penicillin G
-penicillin K
Extended Spectrum PCNs - (correct answer) Coverage: Gram +,
Gram Neg., B-lactamase (NOT MRSA or MSSA)
-amoxicillin/clavulanic acid
Tetracyclines - (correct answer) Coverage: Gram neg, atypicals,
MRSA
-doxycycline
-minocycline (preferred for tx of MSSA & CA-MRSA)
-vibramycin
Sulfonamides - (correct answer) Coverage: Gram neg, MRSA
-TMP/SMX
Cephalosporins: 1st generation - (correct answer) Coverage: Gram +
-cephalexin
-cefadroxil
Cephalosporins: 2nd generation - (correct answer) Coverage: Gram
+ and Gram neg
-cefuroxime
, -cefaclor
-cefprozil
Cephalosporins: 3rd generation - (correct answer) Coverage: Gram
neg. (weak Gram +)
-ceftibuten
-cefixime
Extended Spectrum 3rd Generation - (correct answer) Coverage:
Gram +, Gram neg., B-lactamase
-ceftriaxone
-cefdinir
-cefpodoxime
-cefditoren
Macrolides - (correct answer) -erythromycin: atypical pathogens
(NOT Staph, Strep, or Enterococcus)
-azithromycin and clarithromycin (NOT Strep)
Fluoroquinolones - (correct answer) -Cipro: Gram neg., atypical
pathogens (for bugs below the belt)
-Respiratory Fluoroquinolones: Gram +, Gram neg., atypical pathogens,
and DRSP: levofloxacin, moxifloxacin, gemifoloxacin, gatifloxacin