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What is Management of chronic pain includes: and explain in detail?
A i.e. Intra-thecal hyperbaric phenol, B i.e. Antrolateral cordotomy, C i.e. Epidural fentanyl Management of chronic pain includes patient controlled analgesia (PCA), epidural or intrathecal opioid (fentanyl) & local anesthetic, neurolytic blocks by hypobaric alcohol or hyperbaric phenol, anterolateral cordotomy and various drugs like anticonvulsants, antidepressants, neuroleptics, opioids, serotonergic drugs and az adrenergic agonistQ.