Sandbox:Filariasis pathogenesis: Difference between revisions

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!Type of filariasis
!Type of filariasis
!Causative nematode
!Causative nematode
!Vectors
!Life cycle  
!Life cycle  
!Illustrative image
!Illustrative image
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|[[Wuchereria bancrofti]] 
|[[Wuchereria bancrofti]] 
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* Culex as C. pipiens
* Aedes as A. aegypti
*  [[Anopheles]] as A. arabinensis
* Coquillettidia.as C. juxtamansonia
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* Infected mosquito bite introduces the third level larva onto the skin and then enters to the blood through the wound.
* The larvae reside in the lymphatic vessels and mature to adult worms.
* Adult worm produce sheathed microfiliae that migrate to lymph and blood.
* Another mosquito ingests the microfiliae.
* Microfiliae grow up inside the mosquito till third stage larvae.
* In another bite to a host skin the mosquito introduces the larvae onto the skin.
|[[Image:W bancrofti LifeCycle.gif|400 px|center]]
|[[Image:W bancrofti LifeCycle.gif|400 px|center]]
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|[[Brugia timori]]
|[[Brugia timori]]
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|[[Brugia malayi]]
|[[Brugia malayi]]
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| rowspan="3" |Subcutaneous filariasis  
| rowspan="3" |Subcutaneous filariasis  
|[[Loa loa filaria]]
|[[Loa loa filaria]]
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|[[Mansonella streptocerca]]
|[[Mansonella streptocerca]]
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|[[Onchocerca volvulus]]
|[[Onchocerca volvulus]]
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| rowspan="2" |Serous cavity filariasis
| rowspan="2" |Serous cavity filariasis
|[[Mansonella ozzardi]]
|[[Mansonella ozzardi]]
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|[[Mansonella perstans]]
|[[Mansonella perstans]]
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Life cycles of the roundworms causing filariasis:
Life cycles of the roundworms causing filariasis:

Revision as of 14:17, 27 June 2017

Type of filariasis Causative nematode Vectors Life cycle Illustrative image
Lymphatic filariasis Wuchereria bancrofti 
  • Culex as C. pipiens
  • Aedes as A. aegypti
  • Anopheles as A. arabinensis
  • Coquillettidia.as C. juxtamansonia
  • Infected mosquito bite introduces the third level larva onto the skin and then enters to the blood through the wound.
  • The larvae reside in the lymphatic vessels and mature to adult worms.
  • Adult worm produce sheathed microfiliae that migrate to lymph and blood.
  • Another mosquito ingests the microfiliae.
  • Microfiliae grow up inside the mosquito till third stage larvae.
  • In another bite to a host skin the mosquito introduces the larvae onto the skin.
Brugia timori
Brugia malayi
Subcutaneous filariasis Loa loa filaria
Mansonella streptocerca
Onchocerca volvulus
Serous cavity filariasis Mansonella ozzardi
Mansonella perstans

Life cycles of the roundworms causing filariasis: