Past Papers Micro Flashcards

1
Q

most common cause of traveller’s diarrhoea

A

Escherichia Coli

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2
Q

foul-smelling diarrhoea and cramping pain 5 days after eating chicken at a barbecue

A

Campylobacter

+/- bloody diarrhoea

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3
Q

food poisoning 7 days post meal

A

giardiasis or amoebiasis

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4
Q

Food poisoning after Chinese/rice based dinner

A

Bacillus cereus

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5
Q

Had surgery + antibiotics

now profuse watery diarrhoea

A

C. difficile

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6
Q

Nurse gets diarrhoea, now others have it

A

Norovirus

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7
Q

Common amongst travellers
Watery stools
Abdominal cramps and nausea

A

E. coli

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8
Q

Prolonged, non-bloody diarrhoea

A

Giardiasis

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9
Q

Profuse, watery diarrhoea
Severe dehydration resulting in weight loss
Not common amongst travellers

A

Cholera

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10
Q

Bloody diarrhoea

Vomiting and abdominal pain

A

Shigella

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11
Q

Severe vomiting

Short incubation period

A

S. aureus

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12
Q

flu-like prodrome, usually followed by crampy abdominal pains,
fever and diarrhoea which may be bloody

Can be Guillain-Barre Sx

A

Campylobacter

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13
Q

Gradual onset bloody diarrhoea, abdominal pain and tenderness
which may last for several weeks

A

Amoebiasis

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14
Q

Tx for Listeria meningitis

A

Amoxicillin + Gentamycin
or
Ampicillin + Gentamycin

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15
Q

Tx for mild CAP caused by Hib

A

Amoxicillin

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16
Q

Young F

cystitis and fully sensitive E-Coli

A

Trimethoprim

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17
Q

cellulitis with MRSA Tx

A

IV Vancomycin

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18
Q

cellulitis with MSSA Tx

A

Flucloxacillin

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19
Q

<3m bacterial meningitis Tx

A
IV cefotaxime (for GBS + E.coli)
plus amoxicillin or ampicillin (for Listeria)
20
Q

> 3 months or older suspected meningitis

A

IV Ceftriaxone (without delay)

Tria = over 3 months

21
Q

50/60 years bacterial meningitis Tx

A

IV cefotaxime plus amoxicillin or ampicillin

22
Q

Meningococcal meningitis Tx

A

Intravenous benzylpenicillin
or if in hospital cefTRIaxone

N. meningitidis commonest meningitis cause in >3m - 60 y/o

23
Q

Pneumococcal meningitis Tx

A

IV cefTRIaxone

Strep. pneumoniae 2nd commonest meningitis cause in >3m - 60 y/o

24
Q

Meningitis caused by Haemophilus influenzae

A

IV cefTRIaxone

25
Q

woman who is infected with herpes simplex/ HSV1 encephalitis

A

Aciclovir

26
Q

herpes zoster in pregnancy

A

Aciclovir

27
Q

Neonate with Cytomegalovirus Retinitis

A

(IV) Ganciclovir

28
Q

Tx viral syncytial virus (bronchiolitis) in a child

A

Ribavirin

29
Q

19 year old asthmatic, treat influenza A

A

Oseltamivir (aka Tamiflu)

Peramivir

30
Q

student acting strange lately
LP - high lymphocytes,raised protein, normal glucose
cause?

A

herpes

31
Q

18 year old student
Gram Negative diplococci
meningitis

A

Neisseria meningitidis

32
Q

smoker
Gram Positive diplococci
meningitis

A

Strep Pneumonia

33
Q

Gram negative rod causing sepsis in a neonate

A

E. Coli

34
Q

Gram positive rod

meningitis in a 72 year old

A

Listeria monocytogenes

35
Q

Gram positive rod
sepsis
baby <3m

A

Listeria Monocytogenes

36
Q

Gram negative rod causing sepsis

>3m

A

Haemophilus influenza (Hib)

37
Q

Gram positive cocci

A

staphylococci + streptococci

38
Q

Gram negative cocci

A

Start with N
Neisseria meningitidis
Neisseria gonorrhoeae
Moraxella

39
Q

Meningitis causes

0 - 3 months

A

Group B Streptococcus (most common cause in neonates) (Round or Coccus)
E. coli (Rod or Bacillus)
Listeria monocytogenes (Rod or Bacillus

40
Q

Meningitis causes

3m- 60yr

A
Neisseria meningitidis 
Streptococcus pneumoniae (Round or Coccus)
Haemophilus influenza (Coccobacillus)
41
Q

Meningitis causes

6 years - 60 years

A
Neisseria meningitidis 
Streptococcus pneumoniae (Round or Coccus)
42
Q

Meningitis causes

> 60 years

A

Streptococcus pneumoniae
Neisseria meningitidis
Listeria monocytogenes

43
Q

Meningitis causes

Immunosuppressed

A

Listeria monocytogenes (Rod or Bacillus)

44
Q

two main types of Staphylococci

A

Staphylococcus aureus - Coagulase-positive, skin infections

Staphylococcus epidermidis - Coagulase-negative, central line infections and infective endocarditis

45
Q

commonest cause jaundice/fever in returning traveller

A

malaria

46
Q

Middle aged lady. Liver biopsy, loss of bile ducts and granulomas present

A

PBC

47
Q

Jaundice + Ulcerative colitis

A

PSC suspicion, S in PSC for Suspicious Ulcerative colitis