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30 Cards in this Set
- Front
- Back
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FMD recovery period? |
6 months |
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What is (hairy panters) |
Is a chronic dyspnea, anemia, overgrowth of hair and lack of heat tolerance, is sequel to FMD, due to endocrine damage. |
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Vesicular stomatitis serotypes? |
1) new Jersey (VS-NJ) (common and deadly) 2) Indiana (VS-IN) |
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What is Vesicular stomatitis reservoir host? |
Reservoir host is Unknown |
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Vesicular stomatitis Method of transmission? |
1) reservoir is unknown 2) A) biologically by black flies B) mechanically by colicoides app. ( Musca domestica ) |
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Vesicular stomatitis recovery period? |
Most cases in few days |
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When vesicular stomatitis infect human, it's mild, resembling __________? |
Influenza |
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Vesicular stomatitis clinical findings in cattle? |
1- mild fever 2- decrease in milk production 3- recovery is fast 4- ropy saliva and anorexia (decrease appetite 5- vesicles in tongue, lips, dental pad. |
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Vesicular stomatitis clinical findings in horse? |
1- fever and anorexia 2- salivation and horse may rub lips on fence 3- vesicles rupture and make small ulcers 4- lesions may deform the hoof wall |
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BVDV biotypes? |
1- non-cytopathic (NCP) **Can cross placenta, and invade fetus 2- cytopathic (CP) **Only mucosal diseases, when already have NPC |
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Enumerate BVDV diseases? |
1- reproductive failure 2- hemorrhagic diseases 3- subclinical, bovine virus diarrhea 4- peracute, highly fatal diarrhea 5- fatal mucosal disease 6- congenital abnormalities |
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What does PI vermic animal mean? |
حيوانات مستمرة الإصابة بالأمراض الفايروسية |
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BVDV methods of transmission? |
All in embryonic period 1- 0-45 days (no fatal infection) 2- 45-125 days A) death or congenital defects B) PI of fetus with lifelong infection no clinical signs 3- 125-175 days (congenital defects) 4- after 180 days (immune response kill virus) |
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What does BVDV mean? |
Bovine Viral Diarrhea Virus |
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Pestivirus treatment? |
No specific treatment |
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Severe bluetongue disease is restricted to ______________ and _______ breeds of sheep? |
Find wool , mutton |
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BT occur in __________ and ________ areas, when climate conditions allow expansion of vector. |
Epidemic , incursive |
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BTV methods of transmission? |
It's not contagious, only transmitted biologically by culicoides spp. |
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Pathogenesis of BTV? |
Multiplication of virus -> vascular endothelial damage -> fragile capillary -> intravascular necrosis and coagulation -> edma, necrosis, hemorrhage, inflammation |
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BT clinical findings in goats? |
1- mild to moderate fever 2- hyperaemia of Mucosa |
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BT clinical findings in cattle? |
No clinical findings |
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BT clinical findings in sheep? |
1- fever 2- stomatitis and enteritis 3- nasal discharge is mucopurulent (mucus + pus) 4- edma of lips, gum, dental pad 5- purple necrotic ulcer on tongue |
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BT necropsy (autopsy) findings? |
1- mucosal lesions 2- hemorrhage and necrosis of skeletal and cardiac muscles 3- Hemorrhagic lesion at base of pulmonary artery |
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BT treatment ? |
None specific, supportive |
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IBR or (Red Nose) etiology? |
Bovine herpes virus -1 (BHV-1) |
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respiratory red nose is not highly fatal, with most loss being from __________________? |
Secondary bacterial bronchopneumonia |
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IBR morbidity in dairy cattle is _____% and in feedlot (meat) is ____to____% and may rarely reach _____% |
Dairy 8% Feedlot 20% to 30% and may rarely reach 100% |
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IBR case-fatality in dairy cattle is____% |
Dairy cattle 3% |
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IBR can survive in frozen semen for up to ______ in -196 °C |
1 year |
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IBR pathogenesis? |
1- primary infection only in respiratory tract, eyes and reproductive system 2- systemic spread by viremia or neuronal spread, the virus can become latent in lymphoid or neuronal cells |
