MalariaWhat to watch out for when travelling to locations where malaria is common
Definition Malaria produces recurrent attacks of chills and fever. Caused by a parasite that’s transmitted by mosquitoes, malaria kills about 1 million people each year worldwide.Ring-forms and gametocytes of PlasmodiumFalciparum in human blood
TransmissionMalaria is caused by a type of microscopic parasite that is transmitted mostcommonly by mosquito bites
Symptoms Moderate to severe shaking chills High fever Profuse sweating as body temperature falls Headache Nausea Vomiting Diarrhea
Common LocationsAfrican countries south of the Sahara DesertThe Indian subcontinentSolomon islands, Papa New Guinea and Haiti
People at Increased RiskPeople at increased risk of serious diseaseinclude:Travellers coming from areas with no malariaChildren and infantsPregnant women and their unborn children.
Test and DiagnosisBlood tests can help tailor treatment bydetermining:Whether you have malariaWhich type of malaria parasite is causing your symptomsIf your infection is caused by a parasite resistant to certain drugsWhether the disease is affecting any of your vital organs
Prevention Before going to a location where malaria is common, talk to your doctor about drugs you can take before, during and after the trip, that can help protect you from malaria parasites. Treat your home’s walls with insecticide Sleep under a bed net Cover your skin Spray clothing and skin