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Isospora belli - Coggle Diagram
Isospora belli
Morphology
Single form - oocyst
Ellipsoidal shape
20 -30 length × 10 - 19um breath
Immature first form sporoblast
Inside sporocyst develop 4 sporozoite
Sporocyst
9 -14 length × 7 - 12 um in breath
Lab diagnosis
Stool sample
Wet mount or idoine solution
Modified acid fast stain
Fluorescent staining
Molecular method
PCR, Elisa
Life cycle
Asexual
Merogony
Sexual
Gametogony
Form male and female
20 - 25 microgamite
Only one macrogamite
Takes place in small intestine
Immature oocyst
Mature in soil sample with in 3-4 days
Sporozoite present in food and water
Invective by injection
Sporozoite release 5 Sporozoite
Start Release in intestine epithelial by Multiply and produce merozoite
Sporozoite to merozoite happen in upper intestine
Pathogenesis
Infection is Asymtamatic
It infect immunocompetent and immunocompromised patients
Immuno compromised patient- fever, nausea, vomiting, & dizziness
Lymphadenopathy, hepato spleenomegaly
Treatment
Stop dehydration
Immunocompetent
Auto immune disorder
Co- trimoxazol
Habitat
Large and small intestine
Sporoblast
Sporocyst
Sporozoite
Discovered by Virchow 1860
Named by lvenyen 1923
Found in american countries