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Analgesia and Pain Management

Analgesia and Pain Management

Pain is critical to various clinical pathologies, provoking an urgent need for effective management. Pain, whether acute or chronic, is a complex neurochemical process. Its alleviation depends on the type, with nonopioid analgesics effective for mild to moderate pain, such as musculoskeletal or inflammatory pain, while neuropathic pain responds best to anticonvulsants, tricyclic antidepressants, or serotonin/norepinephrine reuptake inhibitors. For severe acute or chronic pain, opioids may be...

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Local Anesthetics: Clinical Application as Spinal Anesthesia

Spinal anesthetics are given during lower abdomen and limb surgeries to block sensory and motor neurons. They are administered in the mid to low lumbar regions, primarily acting on the cauda equina's nerve roots. The blockade level depends on the local anesthetic (LA) concentration. Usually, low LA concentrations are sufficient to block sensory fibers, while only high LA concentrations block motor fibers. Other factors like injection volume and speed, the patient's posture, and the drug...

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Updated: Jun 8, 2026

Electrophysiological Methods to Assess Peripheral Pain Block in an Anesthetized Rat

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Published on: November 21, 2025

[Analgesics in orthopedics].

Cleva Villanueva¹, Padilla Eleazar Lara

¹Escuela Superior de Medicina, IPN, Dpto. Postgrado e Investigación. cv_villanueva@hotmail.com

Acta Ortopedica Mexicana

|September 14, 2010

Summary

This review examines pain mechanisms and orthopedic treatments, considering factors like placebo effects, sex, and genetics influencing pain relief. It analyzes drug therapies and acupuncture for effective pain management in musculoskeletal conditions.

Area of Science:

Orthopedics
Pain Medicine
Pharmacology

Context:

Musculoskeletal system alterations frequently cause pain requiring orthopedic intervention.
Understanding pain mechanisms is crucial for effective patient management.
Individual variability in analgesic response necessitates exploring influencing factors.

Purpose:

To review the mechanisms of pain sensation in orthopedic contexts.
To analyze diverse orthopedic pain management strategies.
To assess factors influencing patient response to analgesia, including placebo, sex, and genomics.

Summary:

Pain sensation involves complex mechanisms influenced by biological and psychological factors.
Orthopedic pain treatments encompass pharmacotherapy (drugs, formulations, administration routes) and complementary therapies like acupuncture.

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Assessment of Morphine-induced Hyperalgesia and Analgesic Tolerance in Mice Using Thermal and Mechanical Nociceptive Modalities

Assessment of Morphine-induced Hyperalgesia and Analgesic Tolerance in Mice Using Thermal and Mechanical Nociceptive Modalities

Published on: July 29, 2014

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Electrophysiological Methods to Assess Peripheral Pain Block in an Anesthetized Rat

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Assessment of Morphine-induced Hyperalgesia and Analgesic Tolerance in Mice Using Thermal and Mechanical Nociceptive Modalities

Assessment of Morphine-induced Hyperalgesia and Analgesic Tolerance in Mice Using Thermal and Mechanical Nociceptive Modalities

Published on: July 29, 2014

Patient-specific factors such as sex and genetic makeup significantly impact pain perception and treatment efficacy.

Impact:

Provides a comprehensive overview of pain mechanisms and treatments in orthopedics.
Highlights the importance of personalized medicine in pain management.
Informs clinical practice regarding the selection and application of pain therapies for musculoskeletal disorders.