Tropical Diseases Flashcards
Malaria:
What is it caused by?
plasmodium protozoa spread by the female anopheles mosquito
Malaria:
What are the 4 species?
plasmodium falciparum, vivax, ovale, malariae.
(Falciparum is most common).
Malaria:
What offers protection against malaria?
SCA
Malaria:
What are the signs and symptoms?
Symptom onset 7-10 post inoculation
- D+V
- Cyclical fever with spiking
- Flu like
- Jaundice
- Hepatosplenomegaly
- Anaemia
- Thrombocytopenia
Malaria:
What are the investigations?
3 thick and thin blood films
Malaria:
How to manage Non-Falciparum malaria?
Chloroquine
Malaria:
How to manage mild falciparum malaria?
ACT: artemisinin chombination therepy
Malaria:
How to manage severe falciparum malaria?
IV artesunate
Typhoid:
What is Typhoid fever?
Caused by salmonella typhi and parathyphi
Transmitted faecol-oral
Typhoid:
Signs and symptoms of typhoid fever?
Bradycardia + fever
Abdominal pain + anorexia
Constipation
Rose spots
Typhoid:
How to manage typhoid?
IV ceftriaxone then PO azithromycin
Dengue:
What is dengue fever?
Viral infection that can progress to viral haemorrhagic fever
Transmitted by aedes aegyptii mosquito
Dengue:
Signs and symptoms of dengue?
Fever, myalgia
Maculopapular rash
Dengue:
How to manage dengue?
Entirely symptomatic (fluid resus)
Dengue:
What is secondary infection?
A subsequent infection after a previous infection
Can cause severe capillary leak, haemorrhagic manifestations
->Fluid resus
