Which of the following organisms causes malignant malaria?
-
Plasmodium malariae
-
Plasmodium vivax
-
Plasmodium ovale
-
Plasmodium falciparum
D
Correct answer
Explanation
Plasmodium falciparum causes malignant tertian malaria (falciparum malaria), the most severe and life-threatening form. P. vivax causes vivax malaria (benign tertian), P. malariae causes quartan malaria, and P. ovale causes ovale malaria (mild tertian). Only P. falciparum is termed 'malignant' malaria.