2016 Angola and DR Congo yellow fever outbreak a 32-year-old male Chinese citizen who had been in Angola had developed yellow fever on return. The case was the first imported yellow fever case in China in history. Yellow fever has never appeared in Asia even though the mosquito vector is present. Additional cases were later reported in people who first had symptoms while in Luanda. ProMED-mail moderator Jack Woodall warned that "spread could make the Ebola and Zika epidemics look like picnics in the park!" and that "international action should start now." Chinese authorities strengthened thermal imaging at airports to detect passengers with elevated body temperatures. A Chinese
Colorado tick fever Colorado tick fever Colorado tick fever (CTF) (also called mountain tick fever, American tick fever, and American mountain tick fever) is a viral infection (Coltivirus) transmitted from the bite of an infected Rocky Mountain wood tick ("Dermacentor andersoni"). It should not be confused with the bacterial tick-borne infection, Rocky Mountain spotted fever. The type species of the genus "Coltivirus", Colorado tick fever virus (CTFV) infects haemopoietic cells, particularly erythrocytes, which explains how the virus is transmitted by ticks and also accounts for the incidence of transmission by blood transfusion. The disease develops from March to September, with the highest infections