Comparison of Plasmodium spp.
P. vivax P. ovale P. malariae P. falciparum
Presence of Schuffner's dots? Yes, fine  Yes, large No No
Size of infected cells Enlarged Enlarged Smaller to Normal Normal
# of merozoites in schizont 16-24 4-16 6-12 8-24
Gametocyte Round or oval Round Round Crescent 
Fever periodicity 48 hours 48 hours 72 hours ~48 hours

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