3: Concepts in infection 1 Flashcards Preview

CLASP: Sepsis 2017/18 > 3: Concepts in infection 1 > Flashcards

Flashcards in 3: Concepts in infection 1 Deck (15)
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1
Q

alcoholics at much higher risk of strep pneumoniae, neisseria meningitidis

A
2
Q

Specific ___ put you at risk of different opportunistic infections.

A

immunodeficiencies

3
Q

What is a prodrome?

A

Classical symptoms BEFORE main symptoms of infection set in

e.g tingling before vesicles appear in herpes zoster

4
Q

What are some molecular tests which can be used to detect bacteria in infection?

A

MALDI-TOF

Chromogenic media (agar which turns different colours for different bugs)

PCR

Whole genome sequencing

5
Q

Bacteria are Gram ___ or ___ .

Which shapes?

A

Gram +ve / -ve

Cocci, bacilli or a mixture

6
Q

What are the growth types of bacteria?

A

Aerobic (Pseudomonas is a strict aerobe)

Anaerobic (targeted by metronidazole)

7
Q

relearn coagulase tests for staph

and haemolysis for strep

A
8
Q

syphilis is a spirochaete

A
9
Q

vibrio shape - think cholera

A
10
Q

haemolysis

alpha - strep viridans (greek for green), pneumoniae - GREEN

gamma/non - enterococci - no change

beta - GAS (e.g strep pyogenes) - WHITE

A
11
Q

streptococci - penicillin

gamma haemolytic strep are a bit more complicated

A
12
Q

gram negative bacilli tend to be anaerobic - klebsiella, e coli, enterobacter

pseudomonas is a strict aerobe

A
13
Q

“strict lactose fermenter” usually means e coli

A
14
Q

gram negative cocci - neiserria meningitidis and gonorrhoeae

A
15
Q

penicillin / clarithromycin / vancomycin - gram positives

gentamicin / aztreonam - gram negatives

metronidazole - anaerobes

A