A 35-year-old male suffering from sudden onset of high grade fever. On malarial slide examination all stages of parasites are seen with schizonts of 20 microns size with 14-20 merozoites per cell and yellow brown pigment. The diagnosis is:: (A) Plasmodium falciparum, (B) Plasmodium vivax, (C) Plasmodium malariae, (D) Plasmodium ovale
Answer is B. Ans. (b) Plasmodium vivax Catch clue of answer from question. In this question clue is 'colour of pigment' which are: Black pigment : P falciparum Brown black : P malariae Dark brown : P ovate Yellow brown : P vivax