Small Animal Miscellaneous Wounds Flashcards

1
Q

What are simple steps for generally approaching wounds from contamination?

A
  1. immediately cover the wound
  2. definitive wound cleansing
  3. Debride dead & dying tissue
  4. Remove foreign debris & contaminants
  5. Provide adequate wound drainage
  6. Establish a viable vascular bed
  7. Select the appropriate method of closure
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2
Q

What microorganisms are common in abscesses in cats?

A

Pasteurella multocida
Anaerobes

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3
Q

What microorganisms are common in abscesses in dogs?

A

Staph
strep
Pastuerella
Enterococcus
E. coli
anaerobes

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4
Q

When treating abscesses, what are common antibiotics that can be used empirically?

A

Amoxi-clav or 1st gen cephalosporins

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5
Q

What are some common ways of treating abscesses?

A
  • incise & drain
  • open wound management
  • close wound management w/ drain placement
  • bandage
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6
Q

high incidence wound infection leads to

A

increased incidences with delayed treatment

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7
Q

What are some important areas to look for deep injuries?

A
  • neck - oesophagus, trachea
  • thx - penetration of pleural cavity
  • abd - intestinal perforation, traumatic abd hernia, other
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8
Q

What destructive factors are important to consider in gun shot wounds?

A

Projectile size, weight, design, velocity
Tumbling, flight instability, secondary projectiles

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9
Q

Bullets damage tissues by…

A
  • laceration
  • shock waves
  • cavitation
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10
Q

All gunshot wounds are…

A

contaminated!

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11
Q

How do you treat low velocity projectile wounds?

A
  • local debridement
  • local wound lavage
  • sterile dressing
  • do NOT explore wound to find bullet
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12
Q

how do you treat high velocity projectile wounds?

A
  • wound exploration & debridement
  • orthopaedic repair
  • open-wound management
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13
Q

Gunshot wounds to the abdominal cavity require…

A

surgical exploration because there is a high incidence of bowel perforation and peritonitis

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14
Q

Gunshot wounds to the thorax may be treated

A

conservatively

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15
Q

When should you remove bullet fragments?

A
  • fragments lodged in a joint
  • fragment lodged in critical location
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16
Q

knife wounds typically require

A

local wound management

17
Q

Impalement injuries should be…

A

explored

18
Q

impalement objects should be left in place until…

A

exploration when feasible

19
Q

Oropharyngeal stick injuries may need

A

radiographs and ultrasounds

20
Q

Thermal burns can be caused by:

A

iatrogenic, fire or flame, scalds, stoves/radiators, automobile mufflers, etc.

21
Q

What is the pathophysiology of burns?

A
  • major thermal injuries can be serious and complex
  • hypovolemic shock
  • extravascular fluid sequestration
  • RBC destruction
  • Myocardial depression
  • Arrhythmias
  • Cardiac failure, etc
22
Q

Classification of burns depends on…

A

the depth of injury (severity)
% of surface area - TBSA

23
Q

What goes into supportive care for burns?

A
  • opioid analgesia
  • IV hypertonic saline, non-protein colloids
  • respiratory support
  • transfusion support
  • nutritional support
  • gastroduodenal ulcer prevention
24
Q

How can you protect burns from turning septic?

A
  • contain & control bacterial colonization
  • prevent accumulation of purulent discharge
  • prevent secondary contamination
  • prevent additional tissue trauma
  • early removal necrotic skin and eschar
25
Q

Sinus tracts/fistulaes require

A

a search for underlying cause

26
Q

Frost bite occurs when exposed to

A

severe or prolonged cold

27
Q

frost bite most commonly involves…

A

ears, tail, scrotum, mammary glands, flank folds

28
Q

What are the 2 main families of venomous snakes?

A

Elapidae
Vipers

29
Q

Elapidae snakes are …

A

neurotoxic and haemolytic

30
Q

Viper snakes are…

A

necrogenic, vasculotoxic, cardiotoxic

31
Q

What signs are common in snake bites?

A

local swelling, pain, erythema
petechiae, ecchymoses
tissue necrosis

32
Q

What supportive care goes into taking care of snake bites?

A
  • crystalloid & colloid fluid supports
  • prevent hypotension, maintain urine output
  • analgesia, corticosteroids, antibiotics
  • antivenom ASAP
  • wound management and reconstruction
33
Q

What spider has venom that contains a necrotoxin?

A

Brown recluse spider

34
Q

What are signs of a brown recluse spider bite?

A

large circular area skin &/or deep soft tissue necrosis

35
Q

What goes into the treatment of spider bites?

A
  • wound management principles
  • excision of necrotic tissue +/- closure
  • protect wound/prevent contamination
36
Q

Porcupine Quills usually involve …

A

the head of dogs

37
Q

Porcupine quills require… for txt

A

heavy sedation or anaesthesia