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RB Y1 GI > microbiology supplementary > Flashcards

microbiology supplementary Flashcards

1
Q

where does inflammation from campylobacteria effect

A

colon and rectum - therefore blood

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2
Q

where does inflammation from salmonella effect

A

ileum and colon - less absorption fluid

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3
Q

salmonella - population effected

A

exposure to infected cattle or animals

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4
Q

E.coli population affected

A

nursery children

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5
Q

shigella population affected

A

young children e.g. nursery

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6
Q

shigella diarrhoea

A

pus cells and blood

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7
Q

shigella inflammation

A

of mucosa

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8
Q

C diff diarrhoea

A

watery

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9
Q

S aureus acts directly on which CN

A

CNX causing gag reflex

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10
Q

s aureus food type

A

cream confectionary

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11
Q

s aureus other characteristics

A

hypothermia
weakness
cramps
headache

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12
Q

what do you get from meat gravy

A

clostridium pefrinigens

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13
Q

vibrio cholera - what test

A

stool culture

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14
Q

vibrio cholera most common from

A

ABROAD - contaminated food or water, poor hygiene, person to person spread

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15
Q

vibrio cholera stools

A

RICE WATER

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16
Q

vibrio cholera treatment

A

rehydration

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17
Q

cause of travellers diarrhoea

A

Enterotoxigenic E coli

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18
Q

Enterotoxigenic E coli diarrhoea

A

profuse watery

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19
Q

cryptosporidium worse for what patients

A

with HIV

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20
Q

cryptosporidium caught from

A

contaminated water e.g. swimming pools
domestic animals
person to person

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21
Q

enterobius vermicularis

A

threadworms

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22
Q

enterobius vermicularis population affected

A

school children and associated people

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23
Q

enterobius vermicularis symptoms

A

perianal itch and worms in stool

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24
Q

enterobius vermicularis treatment

A

oral mebendazole

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25
Q

what investigation do you do for parasites

A

stool microscopy

26
Q

bristol stool chart type 1

A

separate hard lumps like nuts

27
Q

bristol stool chart type 2

A

sausage shaped but lumpy

28
Q

bristol stool chart type 3

A

sausage but with cracks on surface

29
Q

bristol stool chart type 4

A

sausage or snake - smooth and soft

30
Q

bristol stool chart type 5

A

soft blobs with clear cut edges

31
Q

bristol stool chart type 6

A

fluffy wtih ragge edges

32
Q

bristol stool chart type 7

A

water - liquid

33
Q

what is a rare complication of campylobacter

A

guillan barre

34
Q

what is there a risk of with salmonella

A

bacteraemia

35
Q

what cause vomiting

A

salmonella

bacillus cereus

s aureus

vibrae cholera

E coli

36
Q

what is the most common cause of renal failure <5 in the UK

A

E coli 0157

37
Q

what do you get from SE asia

A

enteric fever

38
Q

what do you treat enteric fever with if patient is unstable

A

ceftriaxone

39
Q

what does the vaccine for enteric fever do

A

give partial protection against typhoid and no protection against parathyphoid

40
Q

what are come complications of enteric fever

A

Gi bleeding, Gi perforation, encephlopathy and bone or joint infection

41
Q

what is seen on the abdomen with salmonella typhi

A

rose spots - rash

42
Q

what 3 things have preformed toxins

A

s aureus

c pefrinigens

b cereus

43
Q

what do you get from rice

A

bacillus cereus

44
Q

what do Cryptosporidium cysts stain wtih

A

ZN stain

45
Q

what do you diagnose Cryptosporidium

with

A

duodenal aspirate and stool

46
Q

how do you diagnose giardiasis

A

duodenal aspirate

47
Q

what dos chaga’s disease cause

A

megaoesosphagus

parsympathetic denervation affecting the colon and or oesophagus

48
Q

what are cestodes

A

tapeworms

49
Q

what do taenia solium eggs cause

A

cysticerosis - seizures

50
Q

what are trematodes

A

flukes

51
Q

name a trematode

A

schistosomiasis

52
Q

what is the most common nematode (roundworm)

A

ascariasis

53
Q

what is the treatment for C diff

A

oral metronidazole

severe - oral vancomycin

54
Q

what may severe C diff progress to

A

pseudomembraneous colitis or bowel perforation

toxic megacolon

55
Q

what do you treat amoeibiasis with

A

Metronidazole and diloxanide furoate or paromomycin to clear gut

56
Q

what is acute travellers diarrhoea

A

3 loose stools in 24 hours

57
Q

what do you diagnose travellers diarrhoea with

A

stoop wet prep and culture

58
Q

what is the cause of travellers diarrhoea

A

enteroxigenic E coli

59
Q

what can Leptospirosis cause

A

hepatic jaundice - weils disease

60
Q

what does weils disease cause

A

Icteric, haemorrhagic and renal failure

RB Y1 GI (54 decks)

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