Sporozoans

Question 1

Oval in shape (25-35 um), cell wall has 2 layers
Young oocyst will develop 2 sporoblasts -> matured oocyst will contain 2 sporocyst. Each sporocyst will contain 4 sausage shape sporozoites

Answer 1

Isospora belli

Question 2

Isospora belli
Oocyst:

Answer 2

Transparent and oval

Question 3

MOT: Ingestion of ripe oocyst from contaminate water and food

Answer 3

Isospora belli

Question 4

Disease associated in Isospora belli

Answer 4

Human coccidiodes

Question 5

Habitat: Intestine  Diarrhea/asymptomatic

Answer 5

Isospora belli

Question 6

Sarcocystis (lindemanni)
Oocyst:

Answer 6

Sausage shape sporocyst

Question 7

Ovoidal in shape  mature oocyst has 4 sporozoites

Answer 7

Sarcocystis (lindemanni)

Question 8

MOT: Ingestion of Bradyzoites from the infected muscle

Answer 8

Sarcocystis (lindemanni)

Question 9

Disease associated in Sarcocystis (lindemanni)

Answer 9

Sarcocystosis or sarcosporidiosis

Question 10

Habitat: Can be found on uncooked pork or cattle, striated muscle

Answer 10

Sarcocystis (lindemanni)

Question 11

Manifestation: Fever, diarrhea, abdominal pain

Answer 11

Sarcocystis (lindemanni)

Question 12

Roundish (4-6 um in size), small number/usually none sporocyst, 4 sporozoite, dark granules in the middle

Answer 12

Cryptosporidium parvum

Question 13

Oocyst: Thick cell wall 1-6 dark granules

Answer 13

Cryptosporidium parvum

Question 14

Cryptosporidium parvum
Infective stage:

Answer 14

Oocyst

Question 15

MOT: Ingestion of oocyst from fecally contaminated water and food

Answer 15

Cryptosporidium parvum

Question 16

Disease associated in Cryptosporidium parvum

Answer 16

Cryptosporidiosis

Question 17

Found in immunocompromised individual (full blown AIDS) along with Cryptosporidium spp.

Answer 17

Blastocystis hominis

Question 18

Centrally located large vacuole 2-4 nuclei at the
periphery

Answer 18

Blastocystis hominis

Question 19

MOT: Ingestion of contaminated food and water

Answer 19

Blastocystis hominis

Question 20

Microsporidia’s Spore

Answer 20

Polar filaments “Extruding”

Question 21

Initiate infection by injecting sporoplasm (infectious material) on the host

Answer 21

Microsporidia

Question 22

May be found on the feces and patient with full blown AIDS

Answer 22

Microsporidia

Question 23

Microsporidia
Manifestation:

Answer 23

Enteritis, Keratoconjunctivitis

Question 24

Tachyzoite (crescent shape) and Bradyzoite (enclose to for cyst)

Answer 24

Toxoplasma gondii

Question 25

Seen on cats, intracellular (can infect RBC including macrophage)

Answer 25

Toxoplasma gondii

Question 26

MOT: ingestion oocyst, transplacental transmission

Answer 26

Toxoplasma gondii

Question 27

Toxoplasma gondii Disease:

Answer 27

Toxoplasmosis

Question 28

Toxoplasma gondii Manifestation:

Answer 28

fatigue, fever, myalgia

Question 29

Found in the alveolar spaces of the lung tissue, spleen, lymph nodes in bone marrow

Answer 29

Pneumocystis jirovecii

Question 30

Can infect children, patient with full blown AIDS, immunocompromised individuals

Answer 30

Pneumocystis jirovecii

Question 31

Trophozoite 4-8 unorganized nuclei in rosette

Answer 31

Pneumocystis jirovecii

Question 32

Circular in shape The same with E. histolytica

Answer 32

Pneumocystis jirovecii

Question 33

MOT: Unknown (could be transmitted person to person)

Answer 33

Pneumocystis jirovecii

Question 34

Direct fecal smear/Concentration techniques

Answer 34

intestinal sporozoans

Question 35

Kinyoun’s Acid Fast

Answer 35

P. jirovecii

Question 36

Serological test

Answer 36

PCR-test, ELISA, IFAT, IHA

Question 37

Muscle biopsy

Answer 37

toxoplasma