ClinPara Lec Week 14

Trematoda ; Digenea

Trematodes are recognized as the Class ___ also known as ___

Fasciolopsis buski

Intestinal species of trematodes

• ___

• Heterophyes heterophyes

• Metagonimus yokogawai

Heterophyes heterophyes

Intestinal species of trematodes

• Fasciolopsis buski

• ___

• Metagonimus yokogawai

Metagonimus yokogawai

Intestinal species of trematodes

• Fasciolopsis buski

• Heterophyes heterophyes

• ___

Fasciola hepatica

Liver species of trematodes

• ___

• Clonorchis sinensis

Clonorchis sinensis

Liver species of trematodes

• Fasciola hepatica

• ___

Paragonimus westermani

Lung species of trematodes

• Paragonimus westermani

Eurytrema pancreaticum

Pancreas species of trematodes

• Eurytrema pancreaticum

Schistosoma mansoni

Blood species of trematodes

• ___

• Schistosoma japonicum

• Schistosoma haematobium

Schistosoma japonicum

Blood species of trematodes

• Schistosoma mansoni

• ___

• Schistosoma haematobium

Schistosoma haematobium

Blood species of trematodes

• Schistosoma mansoni

• Schistosoma japonicum

• ___

leaf-shaped

Flukes are ___ flatworms

Hermaphrodite / Monoecious

All trematodes are ___ / ___ except for schistosomes

vertebrates

Adults trematodes are parasite of ___

Heteroxenous

“___” Requires more than 1 intermediate host

Mollusks (Snails)

1st host of organ dwelling trematodes are ___

Fish, vegetation, snails, ants, crabs, and grasshoppers

2nd host of organ dwelling trematodes are ___, ___, ___, ___, ___, and ___

Ingestion

organ dwelling trematodes have an MOT of ___

Metacercaria

organ dwelling trematodes: ___ (2nd Intermediate host)

M - miracidium

Larval stages of trematodes:

• ___

• S - sporocyst

• R - redia

• C - cercaria

• M - metacercaria

S - sporocyst

Larval stages of trematodes:

• M - miracidium

• ___

• R - redia

• C - cercaria

• M - metacercaria

R - redia

Larval stages of trematodes:

• M - miracidium

• S - sporocyst

• ___

• C - cercaria

• M - metacercaria

C - cercaria

Larval stages of trematodes:

• M - miracidium

• S - sporocyst

• R - redia

• ___

• M - metacercaria

M - metacercaria

Larval stages of trematodes:

• M - miracidium

• S - sporocyst

• R - redia

• C - cercaria

• ___

Chinese fluke

Clonorchis sinensis has the common name of ___

Clonorchis sinensis

Trematode with a spatula-like appearance

Parafossarulus and Bulinus spp.

Clonorchis sinensis have the 1st intermediate hosts of ___ and ___

Fresh-water fish

Clonorchis sinensis have the 2nd intermediate hosts of ___

Embryonated eggs

Clonorchis sinensis has a diagnostic stage of ___

Metacercariae

Clonorchis sinensis has an infective stage of ___

Dogs and cats

Clonorchis sinensis has the reservoir hosts of ___ and ___

Jaundice

Clonorchis sinensis has the symptom of ___ in its acute pahse

Cholecystitis ; Cholelithiasis

Clonorchis sinensis has the symptoms of ___ (inflammation of gallbladder) and ___ (gallstones)

Cirrhosis

Clonorchis sinensis has the symptom of ___ in rare cases

Cholangiocarcinoma or bile Duct Cancer

Chronic Clonorchis sinensis can lead to ___ or ___

Praziquantel

Clonorchis sinensis has the drug of choice of ___

Opisthorchis felineus and Opisthorchis viverrini

Opisthorchis species are separated into two types: ___ and ___

Opisthorchis felineus

___ has the common name of cat liver flukes

Opisthorchis viverrini

___ has the common name of Southeast Asian liver fluke

Bithynia spp.

Opisthorchis species have the 1st intermediate host of ___

Fresh-water fish

Opisthorchis species have the 2nd intermediate host of ___

Embryonated eggs

Opisthorchis species have the diagnostic stage of ___

Metacercariae

Opisthorchis species have the infective stage of ___

cholangiocarcinoma

Opisthorchis species infections may lead to ___

Praziquantel

Opisthorchis species drug of choice is ___

Dicrocoelium dendriticum

___ has the common name of Lancet fluke

Fimbristylis dendriticum and Fimbristylis lanceolata

Dicrocoelium dendriticum has the other names of ___ and ___

Zebrina spp.

Dicrocoelium dendriticum have the 1st intermediate host of ___

Ants (Formica spp.)

Dicrocoelium dendriticum have the 2nd intermediate host of ___

Embryonated eggs

Dicrocoelium dendriticum has the diagnostic stage of ___

Metacercariae

Dicrocoelium dendriticum has the infective stage of ___

Biliary colic and digestive disturbance

Dicrocoelium dendriticum symptoms include ___ and ___

Praziquantel

Dicrocoelium dendriticum drug of choice is ___

Fasciola hepatica and Fasciola gigantica

Fasciola spp. are recognized into ___ and ___

Fasciola hepatica

___ has the common name of Sheep liver fluke

Fasciola gigantica

___ has the common name of Giant liver fluke

Galba and Fossaria spp

Fasciola spp. have the 1st intermediate hosts of ___ and ___

Aquatic vegetation

Fasciola spp. have the 2nd intermediate hosts of ___

Unembryonated eggs

Fasciola spp. has the diagnostic stage of ___

Metacercariae

Fasciola spp. has the infective stage of ___

pharyngeal mucosa

Fasciola spp. Young adults attach to the ___

asphyxia

Fasciola spp. has the symptoms of Pain, bleeding, edema, ___

Liver rot

Fasciola spp. may lead to ___ in sheep

Portal cirrhosis

Fasciola spp. has the final outcome of ___

Bithionol

Fasciola spp. has the recommended drug of ___

Praziquantel

Fasciola spp. drug that can lessen the sevirty ___

Triclabendazol

Fasciola spp. drug that is reserved for veterinary ___

Fasciola spp.

___ is a common parasite to herbivores

Fasciolopsis buski

___ has the common name of Giant intestinal fluke

Segementina and Hippeutis spp.

Fasciolopsis buski has the 1st intermediate hosts of ___ and ___

Aquatic vegetation

Fasciolopsis buski has the 2nd intermediate host of ___

Unembryonated eggs

Fasciolopsis buski has the diagnostic stage of ___

Metacercariae

Fasciolopsis buski has the infective stage of ___

Pigs, dogs, and rabbits

Fasciolopsis buski has the reservoir hosts of ___, ___, and ___

Fasciolopsis buski

___ can cause an impairment to the absorption of Vitamin B12

ascites

Fasciolopsis buski may casue ___ (accumulation of fluid)

Praziquantel

Fasciolopsis buski has the drug of choice is ___

Echinostoma ilocanum

___ has the common name of Garrison’s fluke

Echinostoma ilocanum

Trematode that was first discovered in prisoners

Gyraulus and Hippeutis spp

Echinostoma ilocanum has the 1st intermediate hosts of ___ and ___

Pila luzonica

Echinostoma ilocanum has the 2nd intermediate host of ___

Unembryonated eggs

Echinostoma ilocanum has the diagnostic stage of ___

Metacercariae

Echinostoma ilocanum has the Infective stage of ___

Praziquantel and Tetrachloroethylene

Echinostoma ilocanum treatment include ___ and ___

Alcohol and fats ; 24 hours

When treating Echinostoma ilocanum, ___ and ___ should be avoided for ___ after treatment

Heterophyes heterophyes

___ has the common name of Von Siebold’s fluke

Cerithideosilla spp.

Heterophyes heterophyes has the 1st intermediate host of ___

Fresh-water fish

Heterophyes heterophyes has the 2nd intermediate host of ___

Embryonated eggs

Heterophyes heterophyes has the diagnostic stage of ___

Metacercariae

Heterophyes heterophyes has the infective stage of ___

embolisms

Heterophyes heterophyes symtoms include the Formation of brain and spinal cord ___

Heterophyes heterophyes

Smallest trematodes but the deadliest because it causes Mystery Death

Praziquantel and Tetrachloroethylene

Heterophyes heterophyes has the treatment of ___ and ___

Metacercariae in vegetation

Gastrodiscoides hominis has the intermediate host of ___

Mouse deer

Gastrodiscoides hominis has the reservoir host of ___

cecum and ascending colon

Gastrodiscoides hominis worms live attached to the mucosa of the ___ and ___, where they produce local inflammation and mucous diarrhea

Gastrodiscoides hominis

Trematode that can also occur in pigs

Praziquantel

Gastrodiscoides hominis treatment ___

Tetrachloroethylene

Gastrodiscoides hominis drug ___ can be effective in Echinostomiasis

Paragonimus westermani

___ has the common name of Oriental lung fluke