Transcript Pet Behavior Analysis - Animal Behavior Network

Rolan Tripp, DVM
Canine
Aggression
Diagnosis
Veterinary
Staff are at
increased risk
for injury due
to canine
aggression.
Canine Aggression
 Aggression is the most common
canine behavior problem referred to
veterinary behavior consultants.
 The insurance industry pays an
estimated $1 billion per year in dogbite liability claims through home
owner policies.
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DVM Newsmagazine
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Rolan Tripp, DVM
Whittier Daily News 8-5-02
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Determine severity of bites
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Left a mark?
Punctured skin?
Multiple rapid bites?
Deep bite and thrash?
Going for face or throat?
Number of bites in dog’s lifetime?
Any fatalities?
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CDC
Data
Comparing the Risk…
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“A special kind of horror is reserved for mothers who
kill their children. Susan Smith, who drowned her two
young sons by driving her car into a lake became a
media sensation. Unfortunately, in addition to these
high-profile cases, hundreds of mothers kill their
children in the United States each year”
• From: Amazon.com Editorial Review of
• Mothers Who Kill Their Children
by Cheryl L. Meyer & Michelle Oberman
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Aggression
 Definition…
“Violence or
the threat
of violence.”
 Diagnosis…
“Take a history
before you take a
life.”
Determine… “Context”
And Motivational Diagnosis
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25 Sub-Types of Aggression
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Agonistic
Barrier Frustration
Competitive
Displaced
Dominance
Drug Influenced
Encephalopathic
Epileptic
Fear/Defensive
Food Guarding
Hormonally
Influenced
 Idiopathic
 Improperly
Socialized
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25 Sub-Types of Aggression
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Irritable/Discomfort
Maternal Protective
Owner Protective
Pack Response
Pain Induced
Play Escalation
Possessive
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Predatory
Senile
Territorial
Trained
Unintentionally
Learned
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“Brutus”
 Signalment: 5 yr old, 110 lb Male Intact Mixed Breed
(Mix of - Rottweiler, Akita & Char Pei)
No training or early socialization experience
 Problem list: Hypothyroid; Chronic otitis externa
 Presented for: Recheck ears and thyroid levels, adjust
Prednisone dose. Restrained by owner w/ pronged pinch collar
 Problem: Cannot be handled, barks and threatens anyone
entering exam room. Growls at owner’s attempts to calm.
 Other: Previous painful experiences; doesn’t like Bob.
Ms brings treats in a Ziploc as requested.
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What sub-types of
aggression does “Brutus”
have?
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Agonistic
Barrier Frustration
Competitive
Displaced
Dominance
Drug Influenced
Encephalopathic
Epileptic
Fear/Defensive
Food Guarding
Hormonally
Influenced
 Idiopathic
 Improperly
Socialized
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What sub-types of aggression
does “Brutus” have?
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Irritable/Discomfort
Maternal Protective
Owner Protective
Pack Response
Pain Induced
Play Escalation
Possessive
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Predatory
Senile
Territorial
Trained
Unintentionally
Learned
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Aggression Dx for Brutus
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Agonistic
Barrier Frustration
Drug Influenced
Dominance
Fear/Defensive
Food Guarding
 Hormonally
Influenced
 Improperly
Socialized
 Irritable
(Discomfort)
 Owner Protective
 Pain Induced
 Territorial
 Unintentionally
Learned
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Impulse Dyscontrol Aggression
 Anxiety or Dominance related
 Lack of Warning
 Unpredictability (O point of view)
 Lack of Inhibition = serious attack
 May be called, “Rage Syndrome.”
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Aggression in the Hospital
 Defends the exam room
 Defending owner
 Fearful in exam room
 Owner can’t apply a muzzle
 Barking in the reception area
 Male Urine Marking
 Backed into kennel.
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Preventing Aggression
Raising a gentle
adult dog begins
with socialization
and
gentle handling
as a puppy.
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Summary
Diagnosing aggression depends
on a careful history, and
analysis of the context of the
conflict.
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Additional Resources
www.AnimalBehavior.Net
Animal Behavior Network Membership
“Pet Perception Management” Manual
Rolan Tripp, DVM
[email protected]
Ph (800) 372-3706
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