View
2
Download
0
Category
Preview:
Citation preview
Food-borne
diseases
Grade 12 Term 2
Week 4 Lesson 3
E. coli infection
Escherichia coli bacteria
Incubation Period
• The incubation period is usually 3-7 days after the exposure, but may be as short as 1 day or as long as 10 days.
Symptoms of E.coliinfection
Abdominal cramps
Vomiting
Fever
Diarrhoea
Transmission possibilities of E.coli infectionUnclean water
Uncooked meat
Unclean fresh vegetables
Can be hospitalised if dehydrated
PREVENTION
MEAT centre reaches 70 C
• Do not drink unpasteurised milk or juice• Fruit and vegetables should be washed before use.• Prevent cross contamination between raw and cooked food.• Wash utensils and keep surfaces clean.• Use safe clean water.• Keep all food at safe temperatures.
Gastro-enteritis affects the intestines
Symptoms of gastro-enteritis
Abdominal pain and cramps
Diarrhoea
Cramps
Vomiting
Symptoms usually last for 1-5 days but may persist for long as 10 days.Gastro caused by viruses may last one to two days.
COMPLICATIONS OF GASTRO
Can be life threatening for infants, older adults and people with a compromised immune system.In case of severe dehydration, hospitilisation is needed so that the lost fluids can be replaced intravenously.
Healthy guidelines
PREVENTION OF GASTRO ENTERITIS
• Stop eating solid foods for a few hours• Drink clear liquids eg apple juice• Fluid intake should be at least 200 ml an hour in adults and 50-100
ml for children.• Prevent dehydration by sucking on ice or ice lollies, or by taking
small, frequent sips • Mothers should continue to breastfeed babies with gastro unless
persistent vomiting occurs• Start eating slowly again eg dry toast, jelly grated apple and clear
soup.• Avoid dairy products, caffeine, alcohol and fatty or spicy food• Rest
Recommended