GI Stereotypical histories

Question 1

E.coli typical presentation

Answer 1

Common amongst travellers
Watery stools
Abdominal cramps and nausea

Question 2

Giardiasis

Answer 2

Prolonged non-bloody diarrhoea

Question 3

Cholera

Answer 3

Profuse, watery diarrhoes
Severe dehydration resulting in weight loss
Not common amongst travellers

Question 4

Shigella

Answer 4

Bloody diarrhoea

vomiting and abdominal pain

Question 5

Staphylococcus aureus

Answer 5

Severe vomiting

Short incubation period

Question 6

Campylobacter

Answer 6

Flu-like prodome is usually followed by crampy abdominal pains, fever and diarrhoea which may be bloody
May mimic appendicitis
Complications include Guillain- Barre syndrome

Question 7

Bacillus cereus

Answer 7

Two types of illness are seen
vomiting within 6 hours, stereotypically due to rice
diarrhoeal illness occurring after 6 hours

Question 8

Amoebiasis

Answer 8

Gradual onset bloody diarrhoea, abdominal pain and tenderness which may last for several weeks

Question 9

Incubation period for staphylococcus aureus, bacillus cereus

Answer 9

1-6 hrs

Question 10

Incubation period for salmonella, escherichia coli

Answer 10

12-48 hrs

Question 11

Incubation period for shigella, campylobacter

Answer 11

48-72 hrs

Question 12

Incubation period for Giardiasis, Ameobiasis

Answer 12

> 7 days