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Angular forms

From MalariaETC


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Basket or angular form

The parasites of P.malariae may become less ring-like as they develop (similar to the amoeboid change of P.vivax), but characteristically of the species they lie within round normal/small erythocytes without clear added dots. They are also more delicate - appearing either as a solid "angular" structure or as a more open "basket".


Shown below are two forms typical of these appearances (note that the names are almost interchangeable):