Filarioidae Flashcards
(40 cards)
microfilaria found in blood??
- Wuchereria bancrofti
- Loa loa
558
W bancrofti nuclei site ??
Tail tip free from Nuclei
loa loa nuclei site ??
N upto tail tip
Infective from of Wuchereria B ??
3rd stage larvae of developing microfilaria
559
vector of bancrofti ??
Aedes
anopheles
culex
localization site of Microfilaria ?
Llymphatic system
definative host of W b ??
Man
Intermediate host of W b .»
Mosquitos
female
pathogenic lesion name cause by adult wuchereria ??
Wuchereriasis
bancroftis filariasis
basic lesion of classical fialriasis ??
lymphangitis
Microfilaria caused ————–
occult filariasis
Pathogenic lesions of classical filariasis ??
- lymphangitis
lymphadenitis
edema
fibrosis
dilation of lymphatics - ``lymphangiovarix
Hyperplasia of Skin +CT = elephantiasis
rupture of lymphangiovarix
Lymphorrhagia
Chylorrhagia
561
Pathogenic lesions caused by Occult filariasis ??
Tropical pulmonary eosinophilia
561
what is chyluria ??
chyle in urine
characteristics of occult filariasis ??
- massive eosinophilia
lymph node enlargement
hepatosplenomegaly
pulmonary symptoms
absence of microfilaria in blood
563
why Microfilaria is absent in blood ??
destryoed in the tissue by ADCC
Tx of occult filaria ??
DiethylCarbamazine -DEC
Dose of DEC ?
6 mg per kg of body weight a day * 12 day
564
Classical Vs Occult ??
564
evidence of ditection of microfilaria ??
sheathed microfilaria + tail tip free from nuclei
* chylus urine
* hydrocele fluid
* exudates of lymph varix
* DEC provocating test
* Peripheral blood - thick film
565
detection of adult worm ??
- biopsied lymoph node
- calcified worm by X ray
565
elephantiasis pathogenesis ??
562
detection of microfilaria in night why ??
nocturnal periodicity
565
indirect evidence for microfilaria ??
allergic examination - eosinophilia
AB- CFT , IFAT , RIA , ELISA
Atg - ELISA , ICT , CIE , RIA
NABT - PCR
565