Onset of symptoms is typically 7 to 21 days after exposure. In 80% of those who are infected few or no symptoms occur. These mild symptoms may include fever, tiredness, weakness, and headache. In 20% of people more severe symptoms such as bleeding gums, breathing problems, vomiting, chest pain, or dangerously low blood pressure may occur. Long term complications may include hearing loss. In those who are pregnant, miscarriage may occur in 95% of child bearing women.<unk>  can be difficult to distinguish clinically from other viral hemorrhagic fevers, such as Ebola virus disease. A combination of pharyngitis, pain behind the sternum, presence of excess protein in the urine and fever can indicate<unk>  with higher specificity. In cases in which death occurs, this typically occurs within 14 days of onset. About 1% of all<unk>  virus infections result in death. Approximately 15%-20% of those who have required hospitalization for<unk>  die. The risk of death is greater in those who are pregnant. A "Swollen baby syndrome" may occur in newborns, infants and toddlers with pitting edema, abdominal distension and bleeding.
Lassa fever
Ebola
Chikungunya
Malaria
Zika fever
Typhoid fever
Trench fever
Blackwater fever