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PARASITOLOGY UNIVET > Cryptosporidia, Toxoplasma, Besnoidea, Sarcosystis > Flashcards

Cryptosporidia, Toxoplasma, Besnoidea, Sarcosystis Flashcards

(67 cards)

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1
Q
A

Cryptosporidium

Tracheal surface

The cryptosporidia are on the surface of the epithelium on the top of the image

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2
Q
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Cryptosporidium in jejunum of calf

upper arrow: normal gut part

lower arrow: Destroyed by cryptosporidium

MIDTERM SOS

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3
Q
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Cryptosporidia

Artificial infection

Trachea tissue

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4
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Cryptosporidium

Destroyed gut part

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5
Q
A

Cryptosporidium

Kinyoun and Ziehl Neelsen

The oocysts are purple red colour or whiteish

Can have thick or thin wall

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6
Q
A

Cryptosporidium Parvum (oocyst)

Ziegl Nelsen staining

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7
Q
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Cryptosporidium Parvum

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8
Q
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Cryptosporidium

Gut

The first top arrow shows the destroyed part of the epithelium that’s why is thinner. The villi of the gut are destroyed

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9
Q
A

Toxoplasma - Tachyzoites

Stained with immunofluorescent method

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10
Q

What is the difference of a Bradyzoite and a Tachyzoite in toxoplasma?

A

Bradyzoite : In cyst and slower

Bradyzoite can affect any cell but NO RBC

Tachyzoite: Thinner, longer and faster

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11
Q
A

Toxoplasma

Tachyzoites

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12
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Toxoplasma Gondii

Tachyzoites

Giemsa staining

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13
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Toxoplasma Gondii

Bradyzoite in cells

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14
Q
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Toxoplasma Gondii

Bradyzoite in cells

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15
Q
A

Neospora caninum tissue cyst in brain

Difference with Toxoplasma : No white wall around

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16
Q

What is the difference of Toxoplasma and Sarcocyst?

A

Sarcocyst is bigger than Toxoplasma

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17
Q
A

Toxoplasma cyst in brain

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18
Q
A

Toxoplasma cyst

Cross section, Vessels are seen below!

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19
Q
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Toxoplasma cyst

Brain cells around

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20
Q
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Toxoplasma cyst

Hematoxilin Eosin staining

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21
Q
A
  1. Brain cell of mouse because it is cross section of it
  2. Vessel
  3. Toxoplasma cyst
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22
Q
A

Brain cell

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23
Q
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Toxoplasma - Bradyzoites

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24
Q
A

Reptilian Cryptosporidiosis

C.saurophilum

Wasting syndrome

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25
**Reptilian Cryptosporidiosis** **C. serpentis**
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**Toxoplasmatosis** oocysts 2 sporocysts seen Bradyzoites and sporozoites inside
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**Toxoplasmatosis** oocysts 2 sporocysts seen Bradyzoites and sporozoites inside
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**Toxoplasma** oocyst
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**Toxoplasma** oocyst
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**Toxoplasmatosis** Grey white spots on placenta and organs necrosis
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**Toxoplasmatosis** Grey white spots on placenta and organs necrosis
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**Toxoplasmatosis** Grey white spots on placenta and organs necrosis
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**Besnoitiosis** 1. cysts 2. hair follicle **MIDTERM SOS**
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**Besnoitiosis** cysts **MIDTERM SOS**
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**Besnoitiosis** Initial phase Discharge from the mouth and nose and eye **B.Bensioti** subcutaneous connective tissue → elephant-skin (pachudermia) Skin contact disease
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**Besnoitiosis** Initial phase Discharge from the mouth and nose and eye **B.Bensioti** subcutaneous connective tissue → elephant-skin (pachudermia) Skin contact disease
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**Besnoitiosis** Initial phase Acute phase (²anasarca² stage): for 1-4 weeks Edema and lymph node enlargments **B.Bensioti** subcutaneous connective tissue → elephant-skin (pachudermia) Skin contact disease
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**Besnoitiosis** Initial phase Acute phase (²anasarca² stage): for 1-4 weeks Edema and lymph node enlargments **B.Bensioti** subcutaneous connective tissue → elephant-skin (pachudermia) Skin contact disease
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**Besnoitiosis** Skin contact disease **B.Bensioti** subcutaneous connective tissue → elephant-skin
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**Besnoitiosis** Chronic phase (²scleroderma² stage): for months-years Skin contact disease **B.Bensioti** subcutaneous connective tissue → elephant-skin
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**Besnoitiosis** Skin contact disease **B.Bensioti** subcutaneous connective tissue → elephant-skin
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**Besnoitiosis** Skin contact disease **B.Bensioti** subcutaneous connective tissue → elephant-skin
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**Besnoitiosis** cyst
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**Sarcoplasmosis** Cysts on mallard duck muscle
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**Sarcocyst** cysts
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**Sarcocyst Gracilis** cyst with wall
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**Sarcocyst** **Gracilis** cyst with no wall
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**Sarcocyst** cyst in skeletal muscle
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**Sarcocyst** cyst with necrotic area around
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**Sarcoplasm** necrotised cysts
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**Sarcoplasmosis** Longer cysts with merozoites inside
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**Sarcoplasmosis** Longer cysts with merozoites inside
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**Sarcoplasmosis** Necrotic area around the cysts
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**Sarcoplasmosis** Cysts in skeletal muscle
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**Sarcoplasmosis** Blue cysts are alive and the pink dead Necrotic area around the dead cysts→ calcification
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**Sarcoplasmosis** **S.tenella** Very large cysts with seen with naked eye
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**Sarcoplasmosis** Necrotised area around cyst
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**Sarcoplasmosis** Inner part of giant cysts with free zoites inside
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**Sarcoplasmosis** Inner part of giant cysts with free zoites inside
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**Sarcoplasmosis** Necrotic area around the cysts
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**Sarcoplasmosis riley** Cysts removed from muscles
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**Sarcoplasmosis** **S.tenella** Oesophagus cysts
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**Sarcoplasmosis** **S.tenella** Oesophagus cysts of sheep
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**Sarcosporidium spp.** Intermediate host mallard
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**sarcocyst** cyst in wall of esophagus
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**Sarcocyst** cyst in wall of esophagus
67
**Sarcocyst** cyst from muscle

PARASITOLOGY UNIVET (11 decks)

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