Bites Flashcards
1
Q
Dog bites- Sx
A
- Crushing injury, devitalized tissue
- Pasturella. canis and Capnoytophagia cabunirus
- Oen wound
2
Q
Cat bites- Sx
A
- Puncture wounds
- Infection in 50-90%
- Pasturella multocide
- Bartonella henselae
- Cat scratch disease
3
Q
Animal Bites- Tx
A
- Abx- Augmentin, (amox-calvunate) clinda if allergic
- Irrigation under pressure
- Wound exploration
- xray
- Suture
- Consider rabies and tetanus
4
Q
Cat scratch disease
A
- Tender, regional lymphadeopathy
- B. hensleae
- Fever, malaise
5
Q
Human bites- Sx
A
- 3rd most common bite
- Crush injury, deep space infection
- Polymicrobial- Eichenella corrodens,
- strep viridans
6
Q
Human bites- Tx
A
- Augmentin
- High suspicion for fight bite, clenched fist injury
- Irrigation!
- Rarely suture
7
Q
Viper bites- Sx
A
- Rattle snake, cotton mouth, pit vipers
- Hematologic toxin
- Cytolysis
- DIC, bleeding, bullae, edema
- Anaphylaxis
8
Q
Elapids- Sx
A
- Coral snake
- Neuro toxin
- Tinnitus, metallic taste
- No edema
- Descending paralysis, paresthesias, blurred vision, dysphagia
9
Q
Vipers- Tx
A
- Crofab- monoclonal Ab
- May have rebound thrombocytopenia
10
Q
Elapid- Tx
A
- Antidote
- Supportive care, ventillation
- Tetnus prophylaxis
- Wound care
11
Q
Scorpions- Eti
A
- Concentrated in SW, Arizona
- Telson apparatus for stinging
- 11-15 k calls per year
12
Q
Scorpions- Sx
A
- Opens Na+ channels
- Autonomic neuron discharge- actylcholine and catecholamines
- HTN, tachycardia, lacrimation, diaphoresis, fasiculations
- Nerve disfunction
13
Q
Scorpion- Tx
A
- Analgesia, symptomatic tx
- Fatalities rare
- Young kids get antivenin
14
Q
Spider bites- Eti
A
- Brown recluse
- Black widow
- Hobo
- Tarantulas
15
Q
Brown recluse- Sx
A
- Necrotic lesions
- Erythematous papules -> blister, ulceration necrosis ->
- Bite if antagonized
- In South and lower mid west
