Resistance to artemisinin derivatives, the most potent antimalarial drugs currently used, has emerged in Southeast Asia and threatens to spread to Africa. We report a case of malaria in a man who returned to Vietnam after 3 years in Angola that did not respond to intravenous artesunate and clindamycin or an oral artemisinin-based combination.
Keywords: Angola; Plasmodium falciparum; Vietnam; artemisinins; cerebral malaria; drug resistance; malaria; parasites; severe malaria; travel medicine.