Viral Haemorrhagic Fevers

IN THE previous article we discussed Ebola virus disease (EVD), topical because of the ongoing outbreak in Guinea, Liberia and Sierra Leone, as well as a new outbreak in Democratic Republic of Congo.

EVD is just one example of a viral haemorrhagic fever (VHF), a clinical syndrome caused by viruses. The main clinical features are usually abrupt onset of fever, myalgias, conjunctival injection, flushed skin appearance, prostration, with vomiting, bleeding typically from mucosal surfaces, the gastrointestinal tract, and the skin (petechial or haemorrhagic rash), hypotension, peripheral oedema,

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