yy Early signs (non specific): sudden fever, weakness, headache, muscle pains, loss of appetite, conjunctivitis}<b>Late signs:</b><br>–– Diarrhoea (watery or bloody), vomiting –– Mucosal and gastrointestinal bleeding: chest pain, respiratory distress, circulatory shock –– CNS dysfunction, confusion, seizures –– Miscarriage in pregnancy –– Elevated AST and ALT, kidney injury, electrolyte abnormalities