1. Psychogenic Pain: Pain perceived by an individual but has no physical cause
2. Nociceptive Pain: Injury to body tissues
Nociceptors send pain signals to the CNS
Somatic
-Skin, bones & joints, muscles
Visceral
-Organs
3. Neuropathic Pain: Caused by dysfunction in the nervous system or damage to the nerve itself
-Central, Peripheral, Mixed
4. Acute Pain: Pain that is felt suddenly from injury, disease, trauma, or surgery. Lasts less than 3-6 months
5. Chronic Pain: Episode of pain that lasts for 6 months or longer; may be intermittent or continuous
6. Physiologic Alterations caused by pain: Endocrine, immune, respiratory, cardiovascular, muscu-
loskeletal, gastrointestinal
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, 7. Psychosocial Consequences of Pain: Fear, anger, depression, anxiety, relationship struggles, social
interactions, ability to work, addiction
8. Risk factors of pain: -Infants, children, and older adults
-Communication barriers
-Cognitive impairments/Developmentally disabled
-Addiction/substance abuse
-Mental illness
-Injury/conditions associated with pain
-Traumatic injury
-Critical illness
9. Factors influencing pain: Age, gender, morphology, disabilities, culture, ethnicity, religion
10. Nursing Assessment- Pain: -Patient self-report of pain
-Breakthrough pain
-Reassessment
-Pathology/procedures that might be painful
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