Raillietina spp

Question 1

Family of Raillietina spp

Answer 1

Davaineidae

Question 2

Raillietina spp:

Answer 2

• Raillietina cesticullius (Broad rostellum with 400-600 hooks, suckers without spines)
• Raillietina echinobothrida (rostellum with hooks, suckers without spines)
• Raillietina tetragona (rostellum with hooks, oval suckers with spines)

Question 3

IH of Raillietina spp

Answer 3

Beetles, houseflies

Question 4

Raillietina cesticullius morphology

Answer 4

Broad rostellum with 400-600 hooks, suckers without spines

Question 5

FH of Raillietina spp

Answer 5

Poultry – turkey, Guinea fowl, pigeons

Question 6

Location of Raillietina spp

Answer 6

duodenum

Question 7

Morphology of Raillietina spp

Answer 7

15-25 cm – large tapeworms

Question 8

Pathogenesis of Raillietina spp

Answer 8

Less pathogenic.
Do not cause severe pathology, but use host nutrients

Question 9

CS of Raillietina spp

Answer 9

Non-specific: weakness, poor growth, diarrhea. Inflammation and degradation of the villi.
Can cause nodules in SI, leading to enteritis

Question 10

Dx of Raillietina spp

Answer 10

Coprology. Postmortem: adult tapeworms in intestine

Question 11

Tx of Raillietina spp

Answer 11

Praziquantel, Niclosamide, Flubendazole

Question 12

Control of Raillietina spp

Answer 12

Sanitation

Question 13

Raillietina echinobothrida morphology

Answer 13

rostellum with hooks, suckers without spines

Question 14

Raillietina tetragona morphology

Answer 14

rostellum with hooks, oval suckers with spines