MT open qs 2 Flashcards
Eimeria intestinalis affects which sp and where?
Rabbit, ileum
Eimeria Zuernii affects which sp and where?
Cattle, SI
Eimeria Flavescens affects which species and where?
Caecum and prox colon of rabbit
Species causing coccidiosis in ca?
Toxoplasma, Sarcocystis and isospora
Eimeria Parva affects which sp and where?
Sheep LI
SI affected with haemorrhages & enteritis in coccidiosis of which sp by Eimeria arloingi?
Goat
Causative agent of swine dysentery?
Bradyspira hyodysenterae
Causative agent of African swine fever (ASF)?
Flavivirus
The non-typical type of swine fever has what affect?
Reproductive disorders but only foetus is effected
Which organs are affected by swine fever?
Lymphoreticular tissues, bone marrow, lungs, CNS, pancreas
Characteristic lesions in intestines due to pestivirus?
Button ulcers – raised edges, concentric deposit of fibrin
Pathogenesis of classical swine fever?
Infection per os – tonsils – circulation – viremia
Pathogens causing fungal enterocolitis are known as?
Secondary invaders
Typical lesions in mycosis of intestines?
Granulomatous, ulcerative inflame., necrotic centre, demarcated, diphtheric crusts
Most common cause of mycosis?
Histoplasma capsulatum
Target sp of Histoplasma capsulatum?
Dog, horse, man
Typical lesions of Histoplasma capsulatum?
Proliferative, necrotising enterocolitis and proliferative lymphadenitis
Area primarily affected by histoplasmosis?
Lung
Pathogen causing classical swine fever?
Pestivirus (flaviviridae fam)
Definition of Hernia mesenterialis
Jejunum gets through orifice of ligament or mesenterium
Herniation of diaphragm into thoracic cavity is termed?
Hernia diaphragmatica
Free haemorrhages can be caused by?
Infarction, Hernia enteritis, Toxicosis, Septicaemia
Consequences of hernia?
Incarceration or suffocation
Three types of intraparietal haemorrhages
Rhexis, Diapedesis, Melena
Consequences of acute passive hyperaemia?
Ascites, oedema, thickening of submucosa
Main causes of acute passive hyperaemia?
Intestinal displacement and shock
What can chronic constipation lead to?
Muscular dystrophy
Main consequences of acute constipation?
- Pressure necrosis in mm
- Necrosis of entire int.
- Rupture
Main consequences of impaction?
Intestinal contents cause dilation of intestinal wall
Definition of obturation?
Decreased diameter from outside
A decrease in diameter from the inside in termed?
Obstruction
What is a dynamic ileus?
Sympathetic nerve inhibition
Definition of ectasia?
Symmetric concentric intestinal dilation
In EQ where is impaction most likely to occur?
Pelvic flexure of colon
Which are the anatomical predisposing sites for impaction?
Last portion of ileum and caecum
What may be seen in sows after spaying?
Traction diverticulum
Definition of diverticulum?
Unilateral, saccular intestinal expansion/dilation
Main cause of intestinal dilation
Accumulation of gases and foci
Types of chronic pancreatitis?
- Chronic interstitial pancreas
- Cirrhosis
Typical tumours of pancreas?
Adenoma, Insulinoma
Chronic complications due to diabetes?
- Long hyperglycaemia
- Pathological changes in organs
- Micro and macro angiopathies
Acute Complications due to diabetes?
Hyperglycaemic/hyperosmotic coma, ketosis, death
Effects on pancreas, liver and eyes due to diabetes?
- Pancreas: firm and multinodular haemorrhages, necrosis/hyalinosis/amyloidosis/sclerosis of islets
- Liver: hepatomegaly
- Eyes: cataract due to hyperglycaemia
Development of insulinoma?
B cells, autonomous neg feedback
Neuro- endocrine tumour
Development of carcinoma of pancreas?
Ductular ep. or acinar cells – nodules within pancreas
Development of carcinoma of pancreas?
Ductular ep. or acinar cells – nodules within pancreas
Which bacteria is responsible for Johns disease in cattle?
Mycobacterium Avium ssp Paratuberculosis
What can be consequences of lithiasis?
Stranguria, dysuria, mucosal damage, occlusion, urocystitis, uraemia, peritonitis
What is common for secondary fungal infection?
Granuloma, diphtheric, ulcerative
Staining of paratuberculosis?
Ziehl Nielsen
What is incarceration?
Protrusion of intestines, tightening of intestines
Which species 50% enteral tuberculosis?
Dog
Which tuberculosis form is in horses?
Proliferative
When can oedema disease appear in swine?
3 weeks after weaning
Which E. coli toxin causes oedema disease in swine?
Verotoxin, STL IIV
What can haemorrhagic enteritis be accompanied by?
Infiltration of LN
Age that rotavirus affects cattle?
New-born calves
Types of malleus?
- nodular
- proliferative
- exudative
Animals affected with malleus?
Eq, Fe, Ca, camels and humans
donkeys and mules more susceptible than horses
Methods of infection with malleus?
Most common route of infection?
PO, aerogenous, per cutan
-Oral is most common
Type of lesion in Rhodoccous equi in the lung?
Cold abscess/pyogranulomatous foci
Equine nodular respiratory/lung syndrome?
EHV-4, EHV-1
•Mild upper respiratory signs, secondary bacterial bronchopneumonia
Effect of Actinobacillus pleuropneumoniae on the pleura?
Fibrinous pleuritis
What are oats cells?
They are histocytes that look like cereal grains
What causes Porcine respiratory distress complex?
Bacteria, viruses, mycoplasma
Causes of fibrinous bronchopneumonia in swine?
Salmonella, strep.
Location of purulent bronchopneumonia in swine?
Cranioventral
Which one causes glometulonephritis?
Distemper, canine parvovirus 2, adenovirus, F2 toxicosis
Canine adenovirus 2 (canine infectious hepatitis)
What is pyosalpingitis?
Pus in fallopian tube
What does F2 toxicosis causes in newborn piglets?
Estrogen symptoms
What does osteomalatia means?
possible answers where: necrosis, hydronephosis
–> none of the above
Osteomalacia refers to a marked softening of your bones, most often caused by severe vitamin D deficiency. The softened bones of children and young adults with osteomalacia can lead to bowing during growth, especially in weight-bearing bones of the legs. Osteomalacia in older adults can lead to fractures
Which one is a type of testicular tumor?
Leydig cell tumor
Which one causes embryonic defect?
BVD + swine fever + PRRS
Why does the foetus dies in viral abortion?
?
Mastitis acuta gravis which causes hemorrhagic + necrositing + emphysematous inflam.?
Clostridium perfinges, septicum
Which animal will have rupture of the achilles tendon in osteopathies?
Young bulls
