TREMATODES - LABORATORY Flashcards
1
Q
Class of Trematodes
A
Trematoda
2
Q
Kinds of Trematodes
A
- Intestinal
- Liver
- Pancreatic
- Lung
- Blood
3
Q
Order of Trematodes
A
Digenea
4
Q
Unique Characteristics of Schistosomes
A
- Cylindrical
- Dioecious
- Not operculated
- Only requires 1 intermediate host
5
Q
T/F
1ST IH: Always a snail
2ND IH: Crabs, Fish, Ants, Water Plants
A
True
6
Q
Mode of Transmission of Most Trematodes
A
Oral Ingestion
7
Q
Mode of Transmission of Schistosomes
A
Skin Penetration
8
Q
Infective stage of most Trematodes
A
Metacercariae
9
Q
Infective stage of Schistosomes
A
Cercariae
10
Q
Which parasite has 3 suckers, the gonotyl
A
Heterophyes heterophyes
11
Q
What are the Liver Flukes
A
- Fasciola hepatica
- Fasciola gigantica
- Clonorchis sinensis
- Opistorchis filineus
- Opistorchis viverrini
- Dicrocoelium dendriticum
12
Q
What are the Pancreatic Flukes
A
- Eurytrema pancreaticum
13
Q
What are the Intestinal Flukes
A
- Fascioplosis buski
- Echinostoma ilocanum
- Heterophyes heterophyes
14
Q
What are the blood fluke
A
- Schistosoma japonicum
- Schistosoma mansoni
- Schistosoma haematobium
15
Q
What are the lung fluke
A
- Paragonimus westermani
16
Q
1st IH of Fasciola Hepatica
A
SNAIL
* Lymnae truncatula
* Lymnae bulmoides
* Lymnae tomentosa
* Lymnae philippinensis
* L. auricularia rubiginosa
17
Q
2nd IH of Fasciola
A
- Ipomea obscura
- Nasturtium officinale
18
Q
Common name of Fasciola hepatica
A
Sheep Liver Fluke
19
Q
Common name of Fasciola gigantica
A
Tropical Liver Fluke
20
Q
Difference of Fasciola gigantica with Fasciola
A
- Adult worm is longer
- Less developed shoulders
- Shorter cephalic cone
21
Q
First intermediate host of Fasciola gigantica
A
- L. auricularia
- L. acuminata
- L. natalensis
22
Q
Diagnosis of Fasciola
A
- Patient history
- Serological and coprological methods
- ELISA & Western Blot
- Identification of eggs in stool, duodenal contents, bile
- Radiological examinations: Sonography, CT, ERCP
23
Q
Common name of Clonorchis sinensis
A
Chinese Liver Fluke
24
Q
First Intermediate Host of Clonorchis sinensis
A
- Parafossarulus
- P. manchouricus,
- P. anomalospiralis,
- P. stratulus),
- Bulinus
- B. striatulus,
- B. Semisulcospira
- Alocinma
- A. longicornis
- Thiara
- T. granifera
- Melanoides
- M. tuberculatus
25
Second intermediate host of Clonorchis sinensis
Freshwater fish (Cypirinidae
Freshwater shrimp
26
Common name of Opisthorchis felineus
Cat Liver Fluke
27
Common name of Opisthorchis viverrini
Siberian Liver Fluke
28
First Intermediate Host of Opisthorchis
Bithynia
29
Second intermediate host of Opisthorchis
Cyprinidae and Cobitidiae
30
Egg of Clonorchis & Opistohrchis
* Yellowish brown, ovoid
* Convex operculum
* Abopercular protuberance
* Old fashioned bulb or pitcher shape
31
Adult of Clonorchis & Opisthorchis
* Leaf-like shaped
* Transparent tegument
* Opistorchis - slightly shorter
* Vitellaria: found in middle third of the body
* differs in testes
32
Diagnosis of Clonorchis and Opisthorchis
* detection of egg in the stool
* eggs are stained w/ potassium permanganate
* Choloangiography
* ELISA, EIA, Coproovoscopy
* PCR
33
Common name of Dicrocoeliu dendriticium
Fasciola dendriticium
Fasciola lanceolata
34
First Intermediate host of Dicroelium dendriticium
* Cionella lubrica
35
Second intermediate host of Dicrocoelium dendriticium
* Formica fusca
36
First Intermediate host of Eurytrema Pancreaticum
Machrochlamys indica
37
Second intermediate host of Eurytrema pancreaticum
Technomyrmex deterquens; Grasshoppers
38
Common name of Fascioplosis buski
Giant Intestinal Fluke
39
First Intermediate host of Fascioplosis buski
* Sergmentina / Hippeutis
40
Second intermediate host of Fascioplosis buski
* Traoa bicronis
* Eliocharis tuberosa
* Ipomea
* Nymphaea lotus
41
Common name of Echinostoma ilocanum
Garrison's fluke
42
First Intermediate host of Echinostoma ilocanum
* Gyraulus convexiusculus
* Hippeutis umbilicalis
43
Second Intermediate host of Echinostoma ilocanum
* Pila luzonica
* Vivipara angularis
44
Common name of Heterophyes heterophyes
Von Siebold's Fluke
45
Diagnosis of Heterophyes heterophyes
* detetcion of eggs in stool (modified kato-thick)
* PCR
46
Common name of Paragonimus westermani
Oriental lung fluke
47
Characteristics of Paragonimus westermani
* Reddish-brown
* Coffee bean
* Rounded anteriorly & Slightly tapered
48
Biology of Eggs of Paragonimus westermani
* Oval, yellowish-brown, thick shelled
* flattened prominent operculum
* abopercular portion
49
First intermediate host of Paragonimus westermani
* Antemelania asperata
* Antemelania dactylus
50
Secondary intermediate host of Paragonimus westermani
* Sundathelphusa philippina
51
Diagnosis of Paragonimus westermani
* Sputum
* Chest radiographs
* Peripheral blood count
* Immunological methods
* LAMP test
* CT scan
* MRI
52
Kinds of Schistosomes
* Schistosoma japonicum
* Schistosoma mansoni
* Schostosoma haemotobium
53
Infective stage of Schistosomes
Cercariae --> Schistosomule
54
Common name of S. japonicum
Oriental blood fluke
55
Common name of S. mansoni
Manson's Blood fluke
56
Common name of S. haematobium
Vesical Blood Fluke
57
Habitat of S. Japnicum
Superior Mesenteric Vein of the Small Intestine // Liver
58
Habitat of S. mansoni
Inferior m esenteric vein of the colon // intestine
59
Habitat of S. haemotobium
Bladder
