Ensolimax nana (continued)
TROPHOZOITE
SIZE: 6 to12 mcm.
SHAPE : Irregular to oval,
NUCLEUS: Vesicular, condenced.
NUMBER: One.
PERIPHERAL CHROMATIN: Absent.
KARYOSOME: Large; irregular; usually centrally located than E. histolytica.
NUCUEOPLASM: Relatively clean but dirtier then E. histolytica.
CYTOPLASM:
APPEARANCE: Relatively clean but dirtier then E. histolytica.
INCLUSIONS: Bacteria.
MOBILITY: Nondirectional with blunt pseudopodia.
CYST
SIZE: 5 to 10mcm.
SHAPE : Oval to elliptical.
NUCLEUS: Smaller than the trophozoite.
NUMBER: One to four.
PERIPHERAL CHROMATIN: Absent.
KARYOSOME: Large; irregular; usually centrally located than E. histolytica.
NUCUEOPLASM: Relatively clean but dirtier then E. histolytica.
CYTOPLASM:
CHROMATOID BODIES: Rarely present as granules.
GLYCOGEN: Usually diffused.
Figure 1-16. Stages of E. nana.
MD0842
1-19