ID Flashcards
(41 cards)
Gram + cocci in chains
Streptococcus
Gram positive cocci in grape-like clusters
Staph aureus
PCN coverage
Gram +
Staph, strep, enterococcus
Augmentin / unasyn
Coverage
Gram +
Better gram -
M. Cat, H. Flu, e. Coli, anaerobes
1st gen cephalosporins coverage
Keflex, ancef
Gram + cocci
Staph, strep
Some gram - (e coli, anaerobes)
2nd gen cephalosporins
Ceclor, ceftin
Broader gram -
H flu, proteus, neisseria, moraxella
3rd gen cephalosporins
Rocephin, ceftazidime, cefixime
Better gram -
Broad spectrum
Meningitis, gonorrhea, CAP
4th gen cephalosporins
Cefepime
Coverage v pseudomonas
Broad
Carbapenem coverage
Broadest of all!
Vanco coverage
Gram + only
S aureus, mrsa, s pneumoniae
Bacitracin coverage
Gram +
Polymixin coverage
Gram -
Macrolide coverage
Bacteria w/o cell walls
- and +
Mycoplasma, legionella, chlamydia, strep
Tetracycline coverage
Macrolide coverage PLUS
Various animal/insect dz, acne
Clinda coverage
Gram +, anaerobes above diaphragm
Aminoglycoside coverage
Gentamicin, tobramycin
Gm - ONLY
Common used with PCNs for broad coverage
Tx against pseudomonas
Linezolid coverage
Gram + ONLY
MRSA, VRE, enterococcus
Atypicals
FQ coverage
Depends on drug
Mostly gram neg with cipro being best
Pseudomonas coverage
Levo better for CAP because better for pneumonia
Flagyl coverage
ONLY for anaerobes/ Protozoa
Bactrim coverage
Gram - and staph including mrsa
Pigeon droppings inhaled in immunocomp patient - new onset of pneumonia, meningitis.
What disease - what special test for diagnosis of this type of meningitis
Cryptococcus (fungal)
Need India ink stain with CSF
Bird/bat droppings in MS/OH, HIV+ patient, sx of pneumonia
What disease
Histoplasmosis (fungal)
What is an opportunistic fungal infection that doesn’t respond to antifungals and causes pneumonia like sx?
And what do you treat with?
Pneumocystis
Tx with bactrim
Puncture wound from raw fish/meat leaves the hand with severe pain, swelling,
*purplish erythema w sharp irregular borders extending peripherally but clearing centrally
Erysipeloid