trematodes Flashcards
first intermediate host of trematodes
snails
most romantic parasites
perpetual copulation
Schistosomes
infective stage of Schistosomes to human
cercaria
infective stage of most trematodes (exc. Schistosomes) to humans
metacercariae
trematode’s infective stage to snails
miracidium
oriental lung fluke
Paragonimus westermani
what stage of P. westermani can you found on sputum?
egg
egg: old-fashioned electric light bulb
Clonorchis sinensis
chinese liver fluke
Clonorchis sinensis
giant intestinal fluke
Fasciolopsis buski
liver flukes
Fasciola hepatica and gigantica
fluke that results to cholangiocarcinoma
Clonorchis sinensis
disease associated: Katayama’s fever and swimmer’s itch
S. japonicum
schistosomes that resides in superior vein of small intestine
S. japonicum
schistosomes that resides in inferior vein of colon/rectum
S. mansoni
schistosomes that resides in urinary bladder
S. haemotobium
specimen of choice for S. japnicum and S. mansoni
stool
schistosome’s egg: small lateral spine
S. japonicum
schistosome’s egg: large lateral spine
S. mansoni
schistosome’s egg: terminal spine
S. haematobium
diagnostic stage of Schistosomes
embryonated egg
fluke infection that results to rust-colored sputum
P. westermani
MOT of schistosomes
skin penetration