Filarioidae Flashcards

1
Q

microfilaria found in blood??

A
  • Wuchereria bancrofti
  • Loa loa

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2
Q

W bancrofti nuclei site ??

A

Tail tip free from Nuclei

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3
Q

loa loa nuclei site ??

A

N upto tail tip

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4
Q

Infective from of Wuchereria B ??

A

3rd stage larvae of developing microfilaria

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5
Q

agent of bancrofti ??

A

Aedes
anopheles
culex

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6
Q

localization site of Microfilaria ?

A

Llymphatic system

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7
Q

definative host of W b ??

A

Man

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8
Q

Intermediate host of W b .»

A

Mosquitos

female

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9
Q

pathogenic lesion name cause by adult wuchereria ??

A

Wuchereriasis
bancroftis filariasis

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10
Q

basic lesion of classical fialriasis ??

A

lymphangitis

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11
Q

Microfilaria caused ————–

A

occult filariasis

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12
Q

Pathogenic lesions of classical filariasis ??

A
  • lymphangitis
    lymphadenitis
    edema
    fibrosis
    dilation of lymphatics - ``lymphangiovarix
    Hyperplasia of Skin +CT = elephantiasis
    rupture of lymphangiovarix
    Lymphorrhagia
    Chylorrhagia

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13
Q

Pathogenic lesions caused by Occult filariasis ??

A

Tropical pulmonary eosinophilia

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14
Q

what is chyluria ??

A

chyle in urine

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15
Q

characteristics of occult filariasis ??

A
  • massive eosinophilia
    lymph node enlargement
    hepatosplenomegaly
    pulmonary symptoms
    absence of microfilaria in blood

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16
Q

why Microfilaria is absent in blood ??

A

destryoed in the tissue by ADCC

17
Q

Tx of occult filaria ??

A

DiethylCarbamazine -DEC

18
Q

Dose of DEC ?

A

6 mg per kg of body weight a day * 12 day

564

19
Q

Classical Vs Occult ??

20
Q

evidence of ditection of microfilaria ??

A

sheathed microfilaria + tail tip free from nuclei
* chylus urine
* hydrocele fluid
* exudates of lymph varix
* DEC provocating test
* Peripheral blood - thick film

565

21
Q

detection of adult worm ??

A
  • biopsied lymoph node
  • calcified worm by X ray

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22
Q

elephantiasis pathogenesis ??

23
Q

detection of microfilaria in night why ??

A

nocturnal periodicity

565

24
Q

indirect evidence for microfilaria ??

A

allergic examination - eosinophilia
AB- CFT , IFAT , RIA , ELISA
Atg - ELISA , ICT , CIE , RIA
NABT - PCR

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25
Q

DEC provocating test er koto shomoy por blood collect >

A

30-45 minutes

26
Q

kokhon micro-filaria ber hoy ?

A

8 pm to 2 pm

27
Q

What advice is given to a elephantiasis patient ?

A

Here are 5 key advice points for an elephantiasis patient:

  1. Maintain Hygiene: Wash and dry affected limbs daily to prevent infections.
  2. Reduce Swelling: Use compression bandages and elevate limbs to improve lymphatic drainage.
  3. Take Medications: Use prescribed antifilarial drugs (e.g., DEC, ivermectin) as directed.
  4. Prevent Mosquito Bites: Use nets, repellents, and protective clothing to avoid further infection.
  5. Regular Check-ups: Visit healthcare providers for ongoing monitoring and care.

(Source: WHO Guidelines).

28
Q

which trematode skin penetrate /

A

schistosoma

29
Q

giardiasis infective form >

30
Q

pathogenic form /

A

trophozoite