Medicine BCSE Flashcards
Medicine BCSE
What is Fowl Plague also known as?
High Pathogenic Avian Influenza (HPAI)
What is Pseudorabies also known as?
Aujeszky’s Disease
What is Classic Swine Fever also known as?
Hog Cholera
What disease shows paintbrush hair tuft lesions?
Dermatophilosis
What are the clinical signs of Chorioptic Mange?
Scaling of skin, hair loss (alopecia), crusting, thickening of skin (lichenification), pruritis, etc.
-Usually on perineum, udder, and scrotum.
What diseases are caused by the Morbilli Virus?
-Rinderpest in Fowl
-Peste des Petits Ruminants (PPR) in Sheep and Goat (small domestic and wild ruminants)
-Canine Distemper in Dogs
-Measles in Humans
Which organism determines the determine minimum temperature needed to pasteurize milk in the US?
Coxiella burnetii causing Q Fever
A poultry flock has fallen ill. Clinical signs include respiratory distress (coughing), exclusion of blood in trachea, dyspnea, etc. What is the most likely diagnosis of disease?
Infectious Laryngotracheitis (ILT)
-Caused by Herpesvirus
A poultry flock has fallen ill. Clinical signs include an enlarged liver, enlarged spleen, leg paresis, and a bluish (cement) color of the legs. What is the most likely diagnosis for this disease?
Marek’s Disease
-Caused by Alphaherpesvirus (herpes)
How long can Brucella abortus survive in a cool, moist environment?
about 2 months
Which neonatal calf diarrhea has a zoonotic importance?
-Cryptosporidium
-Salmonellosis
How does High Pathogenic Avian Influenza present in humans?
Severe Pneumonia
How does New Castle Disease present in humans?
Conjunctivitis
Fistulous withers, with pus draining on the withers, in horses is caused by what agent?
Brucella abortus and Actinomyces bovis
-Fistulous withers is a condition found in horses where the supraspinous bursa (located near the withers) becomes inflamed. This condition can be caused by traumatic injuries or infectious agents. When an infectious agent is involved it is most often caused by Brucella abortus.
What can you trust about a Highly Sensitive Test?
You can trust a negative result as there are very few false negatives.
What can you trust about a Highly Specific Test?
You can trust a positive result as there are very few false positives.
What is the primary route of infection of Brucella abortus?
Ingestion
What is the most common route for humans to get the plague?
A bite from a rodent flea
-Oriental rat flea (Xenopsylla cheopis)
How long after the 1st vaccination for rabies is the animal considered immunized from the disease?
28 days
How long after the booster vaccine for rabies is the animal considered to be immunized?
Immediately
What is the worst method for disposal of a carcass of an animal infected with Bovien Spongiform Encephalopathy (BSE)?
Rendering
RECALL: Rendering converts waste animal tissue into usable materials
What is the best method for disposal of a carcass of an animal infected with Bovien Spongiform Encephalopathy (BSE)?
Incineration
RECALL: Incineration is the destruction of something, especially waste material, by burning.
What disease in Horse is cause for isolation for life and/or euthanasia?
Equine Infectious Anemia (EIA)
What is the diagnostic test of choice for Equine Infectious Anemia (EIA)?
Coggins Test (blood test)
How long does Brucella abortus last in direct sunlight?
a few hours
In which part of the USA would you expect to find the plague?
The West
What is an acceptable body temperature for a pig to be allowed to go to slaughter?
Less than 106℉ (41℃)
What is an acceptable body temperature for horse, sheep, and cattle to be allowed to go to slaughter?
Less than 105℉ (40.5℃)
Bipolar staining was done to reveal organisms with a Safety Pin appearance - what is the microorganism?
Yersinia pestis (plague)
What is the treatment of choice for Chorioptic Mange in Cattle?
0.25% Crotoxyphos spray + lime and sulfur dip + Ivermectin
-Cattle leg mange, North East USA, mostly in winters
What does Campylobacter jejuni in humans cause?
Enterocolitis
Best AM diagnostic test for Scrapie in Sheep?
Immunohistochemistry of the Third Eyelid
What is the diagnosis of a duck showing signs of flaccid paralysis/limber neck?
Botulism (Type C)
Highly efficient oral transmission of West Nile Virus occurs in what species?
Cats
What part of the cattle, other than the muscles, is acceptable for consumption in the United States?
Thymus and Pancreas (also called “Sweetbread”)
In a slaughterhouse, the examiner found a mass in the right atrium of the heart of cattle resulting in condemnation of the cow - what is the most likely reason for condemnation?
Bovine Leukosis
