Pain meds chap 20
Terms
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- somatic pain
- ORGINATES FROM THE SKIN, BONE, JOINTS, MUSCLES OR CONNECTIVE TISSUE- arthritis pain
- pain thresold
- point at which an individual first acknowledges or interprets a sensation as being painful
- pain tolerance
- ability to endure pain
- pain perception
- individual awareness of feeling or sensation of pain
- visceral pain
- IT ORIGINATES FROM THE ABDOMEN & THORACIC ORGANS
- neuropathic pain
- results from injury to the pheripheral or central nervous system (CNS)- trigeminal neuralgia, pt describes it as stabbing and burning pain - e.g. phantom limb pain
- opiate partial agonists
- used for short term relieve of moderate to severe pain associated /c cancer, burns, renal colic, preop, OB, and surgical analgesia e.g. butorphanol- Stadol, nalbuphine- nubain, pentazocine- Talwin
- analgesics
- RELIEVE PAIN W/O PRODUCING LOSS OF CONSCIOUSNESS OR REFLEX ACTIVITY
- acute pain
- arises from sudden injury to the structures of the body- skin, muscles, viscera
- nociception
- first step leading to the sensation of pain is the stimulation of receptors that are found in skin, blood vessels, joints, subcutaneous tissues, periosteum, viscera.
- pain experience
- AN UNPLEASANT SENSATION THAT IS PART OF A LARGER SITUATION...CAN Be HIGHLY SUBJECTIVE
- chronic pain
- SLOWER ONSET....LASTS LONGER THAT 3 MONTHS BEYOND THE HEALING PROCESS
- idiopathic pain
- NONSPECIFIC PAIN OF UNKNOWN ORIGIN-common areas are the pelvis,neck, shoulders,abdomen, and head.
- opiate agonists
- used to relieve mild to severe pain or as a preoperative medication e.g. morphine-like derivatives( codeine) meperidine-like derivatives (fentanyl), methadone-like derivatives ( methadone)