Gastroenteritis 2

Question 1

describe campylobacter as cause of gastroenteritis

Answer 1

most common cause
16-48 hours incubation
sporadic
invasive

Question 2

spread of campylobacter

Answer 2

less likely to spread person to person

Question 3

where is campylobacter found

Answer 3

food - poultry

Question 4

symptoms of campylobacter

Answer 4

pain
diarrhoea + blood
fever

Question 5

treatment of campylobacter

Answer 5

macrolide

Question 6

complications of campylobacter

Answer 6

bacteraemia

Question 7

describe salmonella as cause of gastroenteritis

Answer 7

12-48 hour incubation 
toxin and invasion 
gram negative 
rod shaped
flagellum - containing H antigens
O antigen - part of cell wall

Question 8

where is salmonella found

Answer 8

food - poultry, meat, raw egg

animal gut

Question 9

symptoms of salmonella

Answer 9

diarrhoea + blood
vomiting
fever

Question 10

serogrouping salmonellae

Answer 10

each salmonellae has different antigens on its body - O antigen
the antigen will agglutinate with the corresponding antibody on the slide
groups B, C and D most common locally

Question 11

describe listeria monocytogenes as a cause of gastroenteritis

Answer 11

9-48 hours incubation
gram positive
rod shape

Question 12

symptoms of listeria monocytogenes

Answer 12

fever
muscle aches
diarrhoea
pregnant woman may have mild symptoms

Question 13

where is listeria monocytogenes found

Answer 13

unpasteurised milk products

deli counter

Question 14

viral causes of gastroenteritis

Answer 14

rotavirus

norovirus