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- Eimeria leukarti
- Strongyloides westeri
- Strongyle egg
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- Eimeria leukarti
- Strongyloides westeri
- 2 strongyle eggs
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Eimeria zuernii
More pathogenic of the 11 sp of coccidian of cattle in North American
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Giardia bovis
Flagellate protozoan of cattle, small intestines
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Giardia bovis
Cattle, 2 posterior flagella
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Giardia bovis
Cattle, ventral sucking disc and 2 nuclei
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Giardia bovis
Cattle, ventral concavity and posterior flagella
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Eimeria ovina
Sheep, polar cap present at one end of the cyst
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Trichomonas suis
"Swine nasal trichomonad"
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Trichomonas suis
"Swine nasal trichomonad"
Slide made using saline or lactated ringers solution
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- Eimeria sp. of swine
- Oesophagostomum sp
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Balantidium coli
Swine
Ciliated, found in cecum and colon causing "balantidosis". Mature form (trophozoite) which may cause dysentery in man and monkeys too.
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Balantidium coli
Trophozoite form
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- Isospora bigemina (smaller)
- Isospora ohioensis (bigger)
Coccidium of dogs, cats and foxes
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Isospora bigemina
Sporulated oocysts and sporocysts
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- F: Isospora felis
- R: Isospora rivolta
- T: Toxoplasma gondii
- C: Isospora cati (excreted sporulated)
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- A: Sporulated Isospora felis
- B: Unsporulated Isospora felis
- C: Hookworm egg
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Isospora canis
Sporulated
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Giardia
Face produced by nucleus, nucleoli and centroile rod
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Giardia
Fresh cyst shows thin, smooth outer cyst wall
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Giardia
Distorted by hypertonic flotation solutions
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Entamoeba
Trophozoites found in fresh feces, can cause severe dysentery
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Balantidium coli
Usually seen in conjunction with Trichuris infection
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Coccidian oocysts float readily with little distortion
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Process of sporulation with coccidia occurs quickly in warm humid conditions and sporocysts can form in 24-48 hrs in feces
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Eimeria
Pathogenicity in dogs is unknown
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Eimeria
Development of sporocysts is proceeded by division of intact single cell of the oocyst into 4 cells
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Fungal spores with oocysts
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Isospora canis
Oocysts from a dog
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