GI Flashcards
Which two diseases have a toxin with less than 6hour incubation time and cause diarrhoea, nausea and vomitting
S. aureus and bacillus cereus
Diarrhoea, nausea and vomitting from food handler. From dairy products, salads, ham, poultry
Staphylococcus aureus
Diarrhoea, nausea and vomitting from reheated rice
Bacillus cereus
Which two diseases have a toxin with 8-16h incubation time and causes abdominal cramps and watery diarrhoea
Clostridium perfingens and bacillus cereus
Abdominal cramps and watery diarrhoea from beef and chicken and gravies
Clostridium perfringens
Abdominal cramps and watery diarrhoea from reheated rice
Bacillus cereus
Which toxins have a 16-72hour incubation and caue abdominal cramps and watery diarrhoea
Vibrio parahaemolyticus
Abdominal cramps and watery diarrhoea from spring summer shellfish
Vibrio parahaemolyticus
Tissue invasion of which microorganisms causes fever, abdominal cramps an diarrhoea which can be bloody, 16-72hr incubation
Salmonella spp, campylobacter jejuni, shigella spp
Fever, abdominal cramps and diarrhoea which can be bloody, from poultry eggs beef dairy
Salmonella spp
Fever, abdominal cramps and diarrhoea which can be bloody from poultry other meat, milk, water
Campylobacter jejuni
What is the most common cause of gastroenteritis
Campylobacter jejuni
Fever, abdominal cramps and diarrhoea which can be bloody from egg, salad and lettuce
Shigella spp
What is the person to person spread of shigella spp
Low
Toxin production in the gut with 72-120hr incubation time causing bloody diarrhoea without fever
E. coli 0157
Bloody diarrhoea without fever from ground beef, apples, milk
E. coli 0157
Which microorganism causes shiga toxin and renal failure
E coli 0157
Which microorganism causes toxin production and tissue invasion 16-48hr incubation time. Fever and abdominal cramps without diarrhoea
Yersinia enterocolitica
Fever and abdominal cramps without diarrhoea from pork and milk
Yersinia enterocolitica
Fever and abdominal cramps without diarrhoea with an acute abdomen
Yersinia enterocolitica
Causes of diarrhoea
Bacterial, viral, parasitic, nosocomial, Hepatobilliary infections, travellers, whipples disease and H pylori infection. Malaria and sepsis can also cause.
What does nosocomial mean
A disease originating in hospital
What are the three categories of causes of intestinal obstruction
Intraluminal obstruction, intramural disease and extraluminal obstruction
Name four causes of intraluminal obstruction
Tumour, diaphragm disease, meconium ileus and gallstone ileus