Exam 3: Salmonella Flashcards
What subsp. of Salmonella affect warm blooded animals
enterica
What are the virulence factors of Salmonella
- host specific
- Host Adapted serotypes
- Non- host specific serotypes
What are the 2 host specific serotypes of salmonella we talked about?
S. typhi
S. gallinarum
What are the 2 host adapted serotypes of salmonella we talked about
- S. Dublin
2. S. Typhimurium var. Copenhagen
T/F. Most serotypes of salmonella are non host specific
T
What is the problem with Salmonella being present in the environment
Resistant
What is the bigest concern with Salmonella infections
- zoonosis
2. Antimicrobial resistance
Salmonella is intra or extracellular
Facultative intracellular
host - adapted salmonella are known as _____.
Typhoid
T/F. Typhoid salmonella group is zoonotic
F
What are the two common serotypes of salmonella that infect cattle?
S. Typhimurium
S. Dublin
What are the main C/S of S. Typhimurium in cattle>
D+
Abortion
Mastitis
Who is affected most by S. Dublin
Calves
What are the C/S of S. Dublin in calves?
D+
General
Fever
Lethargy
Where does S. Dublin localize?
Lung, liver, spleen
What are the C/S of S. Dublin in cows
- D+
- Abortion
- subclinical mastitis
how do you Dx Salmonella in live cattle?
- Fecal
- Milk
- Resp.
- Arthritis
- Aborted fetus/placenta
How do you Dx Salmonella in Dead cattle?
Ileum
organs
Tx of Salmonella in cattle
- Fluids
- Antimicrobials
- NSAID
What is the typhoid Salmonella found in pigs?
S. Choleraesuis
C/S. of Non-typhoid salmonella in pigs
- D+
2. General
T/F. Subclinical infection with Non-typhoid salmonella is most common, so there are usually no c/s
T
T/F S. Choleraesuis is zoonotic
F! Typhoid
T/F. Non typhoid Salmonella in pigs is zoonotic
F
What is the most common non-typhoid salmonella in pigs
S. Typhimurium
What are the 3 ways to Dx Salmonella in pigs
- Bacterial culture
- ELISA (Antigen)
- ELISA (Antibody)
How do you Tx Salmonella in pigs
Antimidrobials Nsaids
Prevention of Salmonella in pigs?
- Management AI-AO
- Organic acids
- Feed consuption
- Vacc.
How can you change a pigs feed to dec. chance of Salmonella infection.
Larger feed size
What is the spp of salmonella we talked about in horses
S. Abortus-equi
T/F. it is common for horses to become infected with S. Abortus equi
F. Rare
T/F s. Abortus equi is Typhoid
T. Host specific, so not zoonotic
What does the pathogenesis of S. Abortus-equi depend on?
uptake
per os vs. venereal
Dx. of salmonella in horses
Bacteriology
Tx of salmonella in horses
Antimicrobials
Why is elimination of repro organs a difficult way to tx salmonella in horses?
Bacteria is intracellular
Does salmonella in horses usually have a long or short incubation time
Short hours-days
What are the categories of clinical of salmonella in horse
- Mild
- Acute
- Hyperacute
- Chronic
- LLacalization
What are the C/S of mild salmonella in horses
- slight D+
2. General
What are the C/S of Salmonella in horses
- Fever
- Anorexia
- D+
- Mild colic
- Cyanosis
What are the C/S of chronic Salmonella in horses
- Intermittent D+
- Intermittent Anorexia
- Dec. wt.
- Intermittent fever
What is the most fequent type of salmonella in horses
Acute
What aged horse is affected with hyperacute salmonosis
Foals
What aged horse is affected with tissue localized salmonella
Foal
What is the most frequent sign of Tissue localazation salmonella
Arthritis
How do you Dx salmonella in horses
- Neutropenia
2. Culture
How do you Tx salmonella in horses
- fluids
- NSAIDs
- Antimicrobials
How do you prevent salmonella in horses
Hygiene
T/F. Salmonella in cats and dogs is not host specific
T. Non-typhoid, zoonotic
What is the origin of salmonella infection in dogs and cats
food
How do you Dx salmonella in dogs and cats
- Culture
- ELISA
- PCR
How do you Tx Salmonella in dogs and cats
- hydration
2. Antimicrobials
S. Typhimurium var. Copenhagen infects what spp.
Pigeons
T/F S. Typhimurium var. copenhagen is zoonotic
F
What are the two Strains of S. Typhimurium Var. copenhagen
PT 2 and 99
C/S of S. Typhimurium var. Copenhagen
Systemic Dz
D+
What are the two
categories of Salmanellosis in pigeons
- Acute
2. Chronic
When do you see acute Salmonella in pigeons
Breeding
What is the major distinct feature of Chronic Salmonella in pigeons
Wing hanging down
Symptoms of acute Salmonella in pigeons (paratyphus)
- Anorexia
- Dec. wt
- D+
- Limping
- Unable to fly
Dx Salmonella in pigeons
- Bacterial culture
2. Rapid slide agg. for abs.
Tx of salmonella i pigeons
- Antimicrobials
2. immune therapy, innactivated vacc.
What type of salmonella infects Passerformes?
S. Typhimurium
What are the C/S of S. Typhimurium in Passerformes
- Anorexia
2. D+
What are the predisposing factors of Salmonella in Passerformes
- Stress
- Overcrowding
3 Cold and humid - Poor diet
What are the two typhoid Salmonella in Poultry?
- S. Pullorum
2. S. Gallinarum
What is the most common non-typhoid salmonella in poultry
S. Enteriditis
Vacc. against ____ Gives a false positive on serology for S. Pullorum/Gallinarum
S. Enteriditis
T/F. S. pullorum and Gallinarum are reportable
T
What Salmonella strain do turkeys get?
S. enterica ssp. arizonae
What causes pullorum dz in chickens, turkey, and phesants
S. pullorum
What aged ans. are affected with Pullorum dz?
Less than 3 wks
C/S. of Pullorum Dz
- Acute sepsis
- General
- Granulomatous lesions
Dx typhoid salmonella in poultry
- Bacterial culture
2. Serology: Slide agglutination
What spp of salmonella cause Foul typhoid
S. Gallinarum
Who is affcted with Foul typhoid
chicken, duck, turkey, phesant
S. Gallinarum has serologic cross with ____
S. pullorum
T/F S. Gallinarum is reportable
T
C/S. of Fowl typhoid
- Hyper acute mortality
2. hemolytic anemia
Who becomes infected with S. enterica ssp. arizonae
young turkeys
how do you Dx S. enterica ssp. arizonae
Culture
Which type of salmonella can you get by eating raw eggs
S. enteriditis