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13 Cards in this Set
- Front
- Back
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Trichostrongyloidea Superfamily --- 8 Genus learned in this course
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HOT
Haemonchus (Rums/Cams **Sheep+Goats) Ostertagia (Rums/Cams **Cattle) Trichostrongylus (Rums, Cams, Eq, Swine) Nematodirus (Sheep) Cooperia (Rums) Hyostrongylus Ollulanus (**Cat, (pig)) Dictocaulus (Rums, Eq) |
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LIFE: Trichostrongylus spp
1. Exit? 2. Outside? 3. Entrance? 4. Predilection? |
1. EiF
2. L1-L3 3. Ingestion 4. Colubriformis = Small Intestine (Rums, Cams)) Axei = Abomasum, Stomach (Rums, Eq, Swine) |
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Dz: Trichostrongylus spp
1. PPP? 2. Path? 3. Clinical Signs? 4. Tx? |
1. 2-3 Weeks
2. L3 may Arrest -- L4 -- Adult all in Predilection 3. Fatal if in a HOT combo Colubriformis = Mucosal disruption, protein loss, diarrhea Axei = Erosion of glandular epi, nodules, hyperemic gastritis in horses |
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LIFE: Haemonchus contortus
1. Exit? 2. Outside? 3. Entrance? 4. Predilection? |
1. EiF
2. L1-L3 3. Ingestion 4. Abomasum |
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Dz: Haemonchus contortus
1. PPP? 2. Path? 3. Clinical Signs? 4. Tx? |
1. 2-3 weeks
2. L3 (PPR in ewes) -- L4 -- Adult in Abomasum 3. Anemia, Hypoproteinemia (edema, weight loss), diarrhea, hemorrhagic gastritis 4. No Vax, Rotational Graze.... maybe Levamisole can help |
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LIFE: Ostertagia spp
1. Exit? 2. Outside? 3. Entrance? 4. Predilection? |
1. EiF
2. L1-L3 3. Ingestion 4. Abomasum and Duodenum |
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Dz: Ostertagia spp
1. PPP? 2. Path? 3. Clinical Signs? 4. Tx? |
1.
2. L3 -- L4 (Temp Arresters) -- L5 -- Adult all at Predilection = Erosion of secretory epi, change in abomasal pH (raises, unable to cleave pepsinogen), hypoalbuminemia 3. Osmotic diarrhea, anorexia, dehydration, bottle jaw, anemia 4. Remove from pasture and Treat! Time is of the essence! |
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HOT specialties:
Who hits what the hardest? Size order? |
Barber-Poles hit Sheep and Goats
*use FAMACHA card to see how bad Ostertagia hit Cattle Haemonchus > Ostertagia > Trichostrongylus (2-3cm ... 1cm ... <1cm) |
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LIFE: Nematodirus spp
1. Exit? 2. Outside? 3. Entrance? 4. Predilection? 5. Special?? |
1. EiF
2. L1-L2 in Egg - L3 in/out of Egg 3. Ingestion 4. Small Intestine 5. Large Spicule and Enormous Eggs |
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LIFE: Cooperia spp
1. Exit? 2. Outside? 3. Entrance? 4. Predilection? 5. Special?? |
1. EiF
2. L1-L3 3. Ingestion 4. Small Intestine 5. Watchspring Worm Temperate = mild, poor appetite, weight Tropical = serious, diarrhea, wt loss, edema, villous atrophy |
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LIFE: Dictyocaulus *viviparous
1. Exit? 2. Outside? 3. Entrance? 4. Predilection? |
1. L1 in Feces (viviparous)
2. L1-L3 (L3 may use paratenic Pilobolus) 3. Ingestion 4. Bronchi |
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Dz: Dictyocaulus viviparous
3. Clinical Signs? 4. Tx? |
3. Cough, Tachypnea, Dyspnea (whoops)
4. Europe uses Vax, USA uses drugs |
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LIFE: Ollulanus tricuspis
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Stomach worm in CATS (and pigs)
No eggs in feces. Gastric Ulcers form, cats throw up - Vomit containing worms is ingested. |
