Postoperative pain management Essay Example | Topics and Well Written Essays - 2000 words

Postoperative pain management - Essay Example Some tissues like the liver and lung alveoli do not respond to strong pain stimulus, while skin tissues are very sensitive. Traditionally, pain was considered as a symptom or manifestation of a disease or diseased state. Currently, this view still holds, but more than that, pain is considered as a condition that needs to be managed separately from the medical condition from whence it arose. The understanding of the elements that cause pain has been a pursuit of many researches in medical science. People with various life-threatening and non-threatening medical conditions could suffer diverse form of pain, although acute pain could arise from surgical procedures. Chronic pain is a condition suffered by many. The myriad of medications developed for pain relief alone is an indication of the number of individuals who suffer from chronic and acute pain. In a clinical setting, pain is a subjective condition and its definition is based on what the patient decides it to be. The role of the clinician is to know what the patient actually means, and needs. However, many clinicians, nurses included, do not have a clear understanding of pain and its management. As a result, pain management could be ineffective. Understanding pain at the anatomical and physiological level will increase the clinician’s knowledge of it nature and the interventions that can alleviate it. How pain develops was first described in the classic work of Melzack and Wall in 1965, which proposed the â€Å"gate control theory of pain†. According to Melzack and Wall, pain is perceived by a neural mechanism by the substantia gelatinosa layer of the dorsal horn of the spinal cord, which acts like a gate modulating the flow of nerve impulse from the peripheral nervous system to the central nervous system (CNS). The pain stimuli are felt by nociceptors, receptors in the somatic and visceral tissues. The nociceptors are free nerve endings that are connected to