Diagnostic Findings [Last Modified: ]
Microsporidiosis
[Brachiola spp.] [Encephalitozoon cuniculi] [Encephalitozoon hellem] [Encephalitozoon intestinalis (syn. Septata intestinalis)]
[Enterocytozoon bieneusi] [Nosema
spp.] [Pleistophora sp.] [Trachipleistophora spp.] [Vittaforma corneae (syn. Nosema corneum)]
Causal Agent Life Cycle Geographic Distribution Clinical Features Laboratory Diagnosis Treatment

Transmission electron microscopy

Enterocytozoon bieneusi spore
A

A:  Electron micrograph of an Enterocytozoon bieneusi spore.  Arrows indicate the double rows of polar tubule coils in cross section which characterize a mature E. bieneusi spore.

Eukaryotic cell with E. intestinalis spores
B

B:  Electron micrograph of an eukaryotic cell with Encephalitozoon intestinalis spores and developing forms inside a septated parasitophorous vacuole.  This is a characteristic feature of this microsporidian species.

 

Back Top