502 exam 3

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Nature of Pain
Characterized by 3 components

physical, emotional, and cognitive
Nature of Pain
Triggered by 2 types of stimuli

physical and mental
Nature of Pain
If untreated or treated inadequately can affect

quality of life
Nature of Pain
Is a ______ phenomena and very individual

subjective
Nature of Pain
Cannot measure __________

“objectively”
Physiological Processes of Pain
4 steps
- Transduction
- Transmission
- Perception
- Modulation
Peripheral Artery Disease (PAD)

Thickening of artery resulting in progressive narrowing of arteries of upper/lower extremities
Peripheral Artery Disease (PAD)
Peripheral Artery Disease (PAD)
Clinical Manifestations
- Severity depends on site, extent of blockage,& collateral circulation
- Classic symptom is intermittent claudication =ischemic muscle pain caused by exercise
- resolves in 10min or less with rest & is reproducible
- More common in in men
- Paresthesia may result
- In pts. who also have DM or long standing PAD will be peripheral neuropathy
- get severe shooting or burning pain
- Loss of pressure & deep pain sensations
- Skin thin, shiny, taut with hair loss
- Pedal/popliteal/femoral pulses diminished/absent
- Elevation pallor and reactive hyperemia