What is pain?
An unpleasent sensory & emotional experience associated with actual potential tissue damage or described in terms of such damage
What is acute pain? Period of time
Short term pain
>12 weeks
What is chronic pain?
Continuous long term pain
<12 weeks
What are nociceptors?
Sense pain
Externally - skin & cornea
Internally - joints and muscle
What is nociceptive pain?
Pain that arises from actual or threatened damage to non- neuronal tissue and is due to the activation of nociceptors
What is neuropathic pain?
Pain initiated or caused by a primary lesion/dysfunction of the nervous system e.g. due to spinal nerve root compression