What organisms are OBLIGATE intracellular?
What organisms are facultative intracellular?
Rickettsia,
Chlamydia
COxiella
2. Some Nasty Bugs May Live FacultativeLY Salmonella Neisseria Brucella Mycobacterium Listeria Francisella Legionella Yersinia Pestis
What bacteria is encapsulated?
SHiNE SKiS Strep Pneumo H. Influenzae Neisseria Menigiditis E. Coli
Salmonella
Klebsiella Pneumoniae
group B Strep
What organisms are urease positive?
CHuck norris hates PUNKSS
Cryptococcus H. Pylori Proteus Ureaplasma Nocardia Klebsiella S. epidermidis S. Saprophyticus
What organisms are catalase positive?
Cats Need PLACESS to hide
Catalase degrades H202 into H20
(people with chronic granulomatous disease have recurrent infections with certain catalase organisms)
Nocardia Pseudomonas Listeria Aspergillus Candida E. COli Staph Serratia
Nocardia, Pseudomonas, and Mycobacteria are examples of ____
Fusobacterium, Clostridium, Bacteroides, and Actinomyces are all what?
What antibiotics are ineffective against them?
AEROBES
Nagging Pests Must Breathe
All ANAEROBES
Anaerobes Frankly Can’t Breathe Air
Which bus do not gram stain well?
These Microbes May Lack Real Color
Treponema Mycobacteria Mycoplasma LEGIONELLA Rickettsia (intracellular parasite) Chlamydia (intracellular parasite)
Which bugs require giemsa staining?
Certain Bugs Really Try my Patience
Chlamydia Borrelia Rickettsia Trypanosomes Plasomodium
What is the drug of choice for Listeria?
Ampicillin
What is the DOC for legionella?
ERYTHROMYCIN
Cold hemaglutinins are used to diagnose which bacteria?
Mycoplasma
Overal, what are cephalosporins NOT active against?
MRSA Coag negative Staph ENTEROCOCCUS!!!! Listeria (gram positive) Legionella (atypical) C. Difficile Stenotrophomonas Campylobacter
What is the only generation of cephalosporins with activity against Bacteroides?
SECOND GENERATION
The cephamycins (cefoxitin, cefotetan, and cefmetazole) cefox, cefot, cefmet kill the B. frag!!!!
What drug can be used for rocky mountain spotted fever?
Tetracycline
What organism is associated with ASPIRATION pneumonia? (4 A’s
Alcoholics, Abscesses in lungs liver, diAbetics, Aspiration pneumonia)
KLEBSIELLA
Which 3 drug classes should be avoided in pregnancy?
Fluoroquinolones (floxi), –> ARTICULAR damage (+ tendon)
Metronidazole –> carcinogen
Tetracycline –> teeth discoloration
What drugs are exclusively excreted by the KIDNEY? (7)
Antibiotics primarily eliminated by kidneys include most
Penicillins and Cephalosporins Are Very Cidal For Microbes
Are Aminoglycosides V Vancomycin C Carbepenams F Fluoroquinolones M Metronidazole
CERBEPENEMS ARE NOT ACTIVE AGAINST what 6 bacteria?
Cephalosporins?
LAME
Vancomycin is NOT trouble free. Pneumonic?
Main action is for _____
How does it work?
NOT Nephrotoxicity Ototoxicity (Like AG) Thrombophlebitis RED MAN SYNDROME!
Main = gram positive organisms (carbepenems/cephalosporins were lacking on this)
ALL GRAM POSITIVE ORGANISMS!!!
(no pseudo)
Works by binding to D-ala-D-ala subunit and inhibiting cell wall synthesis.
Which drug is NOT used for pneumonia because it is inactivated by surfactant?
DAPTOMYCIN!!!
- acts by depolarizing cell membrane and inhibiting RNA