Coagulase negative staphylococci Flashcards
(13 cards)
1
Q
General info on Staph epi
A
- Part of normal skin microbiota
- Opportunistic Pathogen
2
Q
Staph epi Morphology
A
- Gram Positive
- Cocci
- Grape-like clusters
- White pigment on Agar
- Non-hemolytic
3
Q
Staph epi Virulence factors
A
- Biofilm formation (attachment)
- Catalase Positive
- Coagulase Negative
- Urease Positive
4
Q
Staph epi Diseases
A
- Prosthetic Joint infections
- Endocarditis on prosthetic valves
- Sepsis & Bacteremia
- Wound infections (SSIs)
- UTIs in catheters
- Contaminates blood cultures
5
Q
Staph epi Treatment
A
- Novobiocin sensitive (DNA gyrase)
- Vancomycin (MRSE)
6
Q
Staph Sapro General info
A
- Normal Skin microbiota
- Facultative & Opportunistic Pathogen
7
Q
Staph Sapro Morphology
A
- Gram Positive
- Cocci
- Grape-like clusters
- White pigment on agar
- Non-hemolytic
8
Q
Staph Sapro Virulence factors
A
Biofilm formation
9
Q
Staph Sapro Diseases
A
Honeymoon Cistitis (UTI)
- In newly sexually active females usually due to shorter urethra
10
Q
Staph Sapro Treatment
A
- Ciprofloxacin (2nd gen Fluoro)
- Empirical for UTI: Fosfomycin, Nitrofurantoin, SXT-TMP
11
Q
Staph Sapro/Epi Microbio Diagnosis
A
Coagulase Negative
12
Q
Other Coagulase Neg. Staphylococci
A
- Staph. Hominis
- Staph. Haemolyticus
- Staph. Lugdunensis (severe endocard.)
13
Q
Staph. Hominis & Haemolyticus info
A
- Normal Skin flora
- Opportunistic pathogens
- Haemolyticus strong B-hemolysis
