Onchocerca volvulus
3,216 views
Parasites
- Giardia lamblia
- Toxoplasma gondii
- Entamoeba histolytica
- Cryptosporidium
- Naegleria fowleri
- Trypanosoma brucei
- Plasmodium Overview
- Plasmodium Disease (Malaria)
- Babesia
- Trypanosoma cruzi
- Leishmania
- Trichomonas vaginalis
- Enterobius vermicularis (pinworm)
- Ascaris lumbricoides (giant roundworm)
- Strongyloides stercoralis (threadworm)
- Ancylostoma and Necator
- Trichinella spiralis
- Trichuris trichiura (whipworm)
- Toxocara canis
- Onchocerca volvulus
- Loa loa
- Wuchereria bancrofti
- Taenia solium
- Diphyllobothrium latum
- Echinococcus granulosus
- Schistosoma
- Clonorchis sinensis
- Sarcoptes scabiei (Scabies)
- Pediculus humanis and Phthirus pubis (Lice)
Summary
Onchocerca volvulus, or Onchocerca for short, is a nematode or roundworm parasite transmitted to humans through bites from the black fly. The disease that Onchocerca causes is Onchocerciasis.Clinically, onchocerciasis presents with eye involvement and vision loss, subcutaneous nodules, and pruritus. Infections with onchocerca can be treated with Ivermectin.
Key Points
- Onchocerca volvulus
- Characteristics
- Type of nematode (roundworm) parasite
- Transmission
- Bite of blackfly
- Presentation: Onchocerciasis
- Eye involvement
- Subcutaneous nodules
- Pruritis
- Diagnosis
- Skin snip biopsy is gold standard
- Treatment
- Ivermectin
- Characteristics