Helminth vector borne diseases

Question 1

Heartworm

Agent?

Primary vector(s)?

Reservoir?

Answer 1

Protozoal Agent: Dirofilaria immitus

Vector(s): Mosquitos

Reservoir: Dogs, wild canids

Question 2

Dipyldiasis

Agent?

Primary vector(s)?

Reservoir?

Answer 2

Agent: Dipylidium caninum

Vector(s): Ctenocephalides felis; also chewing lice

Reservoir: Dogs, cats

Question 3

Habronemiasis; swamp cancer; summer sores

Agent?

Primary vector(s)?

Reservoir?

Answer 3

Agent: Habronema spp. , Drachia spp.

Vector(s): Muscid flies

Reservoir: Horses

Question 4

Onchocerciasis

Agent?

Primary vector(s)?

Reservoir?

Answer 4

Agent: Onchocerca spp.

Vector(s): Culicoides spp., Simulium spp.

Reservoir: Horses, cattle

Question 5

Setariasis

Agent?

Primary vector(s)?

Reservoir?

Answer 5

Agent: Setaria spp.

Vector(s): Mosquitoes

Reservoir: Cattle, horses

Question 6

Parafiliariasis; summer bleeding

Agent? (x2)

Primary vector(s)?

Reservoir?

Answer 6

Agent:

• Parafilaria multipapillosa
• Parafilaria bovicola

Vector(s):

• Parafilaria multipapillosa: Haematobia spp.
• Parafilaria bovicola: Tabanid flies

Reservoir:

• Parafilaria multipapillosa: Horses
• Parafilaria bovicola: Cattle

Question 7

Elaeophorosis; sorehead

Agent?

Primary vector(s)?

Reservoir?

Answer 7

Agent: Elaeophora schneideri

Vector(s): Tabanid flies

Reservoir: Mule deer

Question 8

Bovine stephanofilariasis; hump sore

Agent?

Primary vector(s)?

Reservoir?

Answer 8

Agent: Stephanofilaria stilesi, Stephanofilaria assamensis

Vector(s): Haematobia irritans, Musca conducens

Reservoir: Cattle

Question 9

Eyeworm

Agent?

Primary vector(s)?

Reservoir?

Answer 9

Agent: Thelazia spp.

Vector(s): Muscid flies

Reservoir: Various mammals