Page

The Microscopic Diagnosis of Malaria

      Skip to Main Content

Course Introduction   |   Overview   |   Plasmodium falciparum   |   Plasmodium vivax

Plasmodium ovale   |   Plasmodium malariae   |   Other infections   |   Tests

HOME

HELP

.

BACK

NEXT

EXIT COURSE

Lesson 2 Plasmodium falciparum Trophozoites, Thin Film

 

1. Infected erythrocytes often

          Remain normal in size

          Are distorted with crenation, pink in color and have a darkened rim             Have stippling with Maurers dots

 

2. Small ring trophozoites are about one-fifth the diameter of the infected erythrocyte.

 

3. Double chromatin dots are more frequent than in other species.

 

4.   Older trophozoites have more compact cytoplasm and may contain pigment.

 

5. Multiple infection of erythrocytes is common.

 

6. Rings may adhere closely to erythrocyte membrane (sometimes called accolé or appliqué forms).

Summary of Characteristics