Infectious diarrhoea Flashcards
What are the most common virus that cause infectious diarrhoea?
Rotavirus and Noravirus
Damage and disruption of the mucosal lining has what effect on the GIT?
Loss of mucous
Excessive watery secretions
Great damage can cause a lot of blood cells and mucus
Campylobcter, Salmonella, Escherichia coli, Shigella, Yersinia are what types of pathogens
Bacteria
What microbial groups can cause infectious diarrhoea?
Viruses Bacteria Protozoans Fungi Helminths Algae
What are the two broad categories of infectious diarrhoea?
Non-inflammatory diarrhoea
Inflammatory diarrhoea
Which type of infectious diarrhoea is more severe?
Inflammatory
What are 3 characteristics of non-inflammatory diarrhoea?
Microbes generally cause less damage
excessive fluid secretion
watery stools without blood pus or mucus
What is Dysentary?
Inflammatory diarrhoea
What are 3 characteristics of inflammatory diarrhoea?
Generally more severe
Greater damage causing inflammation
Stools contain blood mucous and pus
If leucocytes are present in the stools what type of diarrhoea is it?
Inflammatory diarrhoea
Will inflammatory diarrhoea cause greatly increased stool volumes or normal stool volumes?
Small or normal stool volumes
Will blood and mucus be evident in noninflammatory diarrhoea?
Rarely
The common site of infection inflammatory diarrhoea is?
The colon
The common site of noninflammatory diarrhoea is?
The small intestine
What are the main vehicles of infection that cause infectious diarrhoea?
The 5Fs Foodstuffs Fingers Flies Fomites Faeces
Transmission routes for infectious diarrhoea include ………
Food or water supplies caused by human or animal faeces
Faecal oral route
High risk groups for community-acquired infectious diarrhoea include…….
Neonates
Elderly
Anal sex
Foreign destinations
Hand washing, patient isolation, regular disinfecting bathrooms are strategies for what.
To control diarrhoeal disease in clinical settings
How do we treat infections diarrhoea?
Replacement of fluid and electrolytes
IV therapy if severe or prolonged
What are the most common microbial groups that cause infectious diarrhoea?
Viruses bacteria protozoans
