Bacterial causes of gastroenteritis

Question 1

How is gastroenteritis characterised, symptoms of it and caused by?

Answer 1

inflammation of GIT
vom, abdominal pain & diarrhoea
ingesting contaminated food and water (bacterial, protozoal or non infectious) Norovirus & rotavirus

Question 2

What type of bacteria is campylobacter? and what are the symptoms?

Answer 2

gram -ve

abdominal pain with fever, diarrhoea with nausea, no vom

Question 3

how does infection of Campylobacter occur?

Answer 3

ingestion of feacal matter in water or food, raw mentor unpasteurised milk

Question 4

What is cytolethal distending toxin?

Answer 4

pathogenic strain of campylobacter which causes DNA cleaving protein which inhibits mammalian cell division & immune response

Question 5

What type of bacteria is salmonella enterica? what are the symptoms of it?

Answer 5

gram -ve

fever with abdominal pain, non bloody diarrhoea, muscle pain

Question 6

What type of bacteria is Esherichia coli? what are the symptoms of it?

Answer 6

gram -ve

diarrhoea

Question 7

What type of bacteria is shigella? what are the symptoms of it?

Answer 7

gram -ve

acute abdominal pain, fever, mucous or bloody diarrhoea

Question 8

What type of bacteria is vibrio? what are the symptoms of it?

Answer 8

gram -ve

vom, diarrhoea, maybe septicaemia

Question 9

What type of bacteria is clostridium perfringens? what are the symptoms of it?

Answer 9

gram +ve endospore

abdominal pain, diarrhoea

Question 10

What type of bacteria is staphylococcus aureus? what are the symptoms of it?

Answer 10

gram +ve

nausea, vom, abdo pain, diarrhoea without fever