Syphilis is a sexually transmitted infection caused by the bacterium Treponema pallidum. It may also be transmitted mother-to-child (congenital syphilis).
HIV is a virus which attacks the immune system and causes a lifelong severe illness with a long incubation period. The end-stage of the infection, acquired immunodeficiency syndrome (AIDS), results from the destruction of the immune system.
Rift Valley fever is an acute viral febrile haemorrhagic disease that affects primarily ruminants in Africa and in the Arabian Peninsula: cattle, buffalo, sheep, goats and camels. Humans may become infected by mosquito bites and through direct or indirect contact with the blood or organs of infected animals.
Rift Valley fever is an acute viral febrile haemorrhagic disease that affects primarily ruminants in Africa and in the Arabian Peninsula: cattle, buffalo, sheep, goats and camels. Humans may become infected by mosquito bites and through direct or indirect contact with the blood or organs of infected animals.
Leishmaniasis is a tropical/sub-tropical disease, spread by the bite of infected sandflies. There are several different forms of leishmaniasis in people: cutaneous leishmaniasis causes skin sores, visceral leishmaniasis causes systemic disease. Without treatment, most patients with the visceral disease will die and those with diffuse cutaneous and mucocutaneous disease can suffer long infections associated with secondary life-threatening infections.
Leishmaniasis is a tropical/sub-tropical disease, spread by the bite of infected sandflies. There are different forms of leishmaniasis in people: cutaneous leishmaniasis causes skin sores, visceral leishmaniasis causes systemic disease.
Yellow fever (YF) cause a wide spectrum of symptoms, from mild to fatal. In severe cases there may be spontaneous haemorrhage. Mortality of these clinical cases can be as high as 80%, on a par with Ebola, Marburg and other haemorrhagic viral infections.