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Pain
whatever the experiencing person says it is, existing whenever the experiencing person says it does
Somatic pain
nociceptive pain process
originates from skin, muscles, soft tissues, etc.
ex. broken bone
Visceral pain
nociceptive pain process
deep pain
ex. organs
Neuropathic pain
damage to peripheral or sensory nervous system
hard to describe
causes: postherpetic neuralgia, phantom limb pain, diabetic neuropathy, etc.
Allodynia
neuropathic pain
stimulus that doesn’t normally cause pain, causes pain
Hyperalgesia
neuropathic pain
increased response to something that is normally painful (more painful for the individual)
Hyperesthesia
neuropathic pain
increased sensitivity to any sensation
ex. diabetic patients — warm water feels very hot
Acute pain
lasts < 3-6 months
rapid onset
commonly triggers autonomic response (vital sign changes)
Chronic pain
lasting or recurring > 3-6 months
continuous or intermittent
primary — fibromyalgia, chronic primary headache, back pain (PAIN IS THE DISEASE)
secondary — cancer, neuropathy, osteoarthritis (RELATED TO A DIFFERENT DISEASE)
intractable — have received treatment, but continue to experience pain (NOT responding to treatment)
FLACC scale
pain scale used for patients who can’t communicate
patients as young as 2 months old
also used in palliative care
CPOT scale
critical pain observation tool
ICU setting (& ventilator)
Non opioid analgesics
first line choice for mild to moderate/chronic pain
acetaminophen
NSAIDs
Opioid analgesics
used for moderate-severe pain
side effects: sedation, constipation, resp. depression, hypotension, etc.
ex. codeine, hydrocodone, morphine, fentanyl
Adjuvant analgesics
antidepressants
benzodiazepines
bisphosphonates
anticonvulsants
corticosteroids
local anesthetics
Palliative care
any stage of disease
comfort care
offer higher quality of life
help loved ones and patient cope
transition between late life and end of life
supplement to current treatments
Hospice care
prognosis of 6 months or less
expected not to recover
non-curative care
comfort care
offer higher quality of life
help with coping