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The Microscopic Diagnosis of Malaria

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Course Introduction   |   Overview   |   Plasmodium falciparum   |   Plasmodium vivax

Plasmodium ovale   |   Plasmodium malariae   |   Other infections   |   Tests

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Lesson 2 Plasmodium falciparum Trophozoites, Thin Film

Thin film Plasmodium falciparum trophozoites

Here we have a difficult situation. Notice there are two infected red cells, but one has what seems to be a spiked outline on the red cell. This is a characteristic commonly associated with P. ovale. However, this is not P. ovale; this is P. falciparum. If a similar cell is encountered in the blood film, it is very important to search this film for other structures that confirm your decision, one way or the other.  

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