Tropical Gastro Flashcards
Returned traveller question
Where have they been When did they go When did they get back When did they start becoming unwell Do they have insect bites What are their symptoms Is anyone else unwell Where did they go - swimming/sex/work What precautions did they take
Examination of traveller
Fever Rash Lymphadenopathy Insect bites Wounds
Causes of fever in a returned traveller
Respiratory tract - pneumonia/influenza traveller's diarrhoea Malaria Enteric fever Arboviruses
Define acute traveller’s diarrhoea
3 loose stools in 24 hours
How many people have a fever while experiencing acute traveller’s diarrhoea
30%
What is the most common cause of acute traveler’s diarrhoea
enterotoxinogenic E. coli
What are common causes of acute traveller’s diarrhoea
campylobacter
salmonella
shigella
What spreads on cruise ships
Norovirus and rotavirus
Bloody diarrhoea cause
Bacterial including E. coli 0157
Profuse watery diarrhoea cause
Cholera
Acute travelers diarrhoea investigation
Stool culture
Acute traveller’s diarrhoea treatment
Supportive - fluid rehydration
Bloody diarrhoea with systemic features - may warrant treatment
If travelling still a fluoroquinolone can stop worsening
What is enteric fever caused by
Gram -ve Salmonella typhi or paratyphi
Where is enteric fever most common
Those returning from Indian subcontinent and SE Asia
What are the symptoms of enteric fever
Fever and abdo pain
