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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...

Pain

Pain

Pain serves as a critical warning signal that alerts the body to potential or actual harm. When mechanical pressure on the skin is intense, such as from a sharp pinch, the sensation transitions from touch to pain. Similarly, extreme temperatures, like a hot pot handle, convert the sensation of heat into pain. Pain can also result from overstimulation of other senses, such as blinding light, loud noise, or the intense heat from habañero peppers. This ability to sense pain is essential for...

Nociception

Nociception

Nociception—the ability to feel pain—is essential for an organism’s survival and overall well-being. Noxious stimuli such as piercing pain from a sharp object, heat from an open flame, or contact with corrosive chemicals are first detected by sensory receptors, called nociceptors, located on nerve endings. Nociceptors express ion channels that convert noxious stimuli into electrical signals. When these signals reach the brain via sensory neurons, they are perceived as pain.

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Related Experiment Video

Updated: Apr 17, 2026

Dynamic Quantitative Sensory Testing to Characterize Central Pain Processing

Dynamic Quantitative Sensory Testing to Characterize Central Pain Processing

Published on: February 16, 2017

Conditioned pain modulation.

Rony-Reuven Nir¹, David Yarnitsky

¹The Laboratory of Clinical Neurophysiology, The Bruce Rappaport Faculty of Medicine, Technion - Israel Institute of Technology, and Department of Neurology, Rambam Health Care Campus, Haifa, Israel.

Current Opinion in Supportive and Palliative Care

|February 21, 2015

Summary

This summary is machine-generated.

Conditioned pain modulation (CPM) paradigms are vital for assessing pain relief capacity. Recent literature refines CPM methods and highlights personalized pain medicine by targeting specific pain modulation mechanisms.

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Last Updated: Apr 17, 2026

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Area of Science:

Neuroscience
Pain Research
Pharmacology

Background:

Conditioned pain modulation (CPM) is increasingly utilized to evaluate endogenous analgesia.
Recent literature advances the understanding and application of CPM.

Purpose of the Study:

To review recent literature on Conditioned Pain Modulation (CPM).
To explore advancements in understanding and practicing CPM for pain assessment and treatment.

Main Methods:

Review of selected recent scientific literature on CPM.
Analysis of studies focusing on mechanisms, experimental approaches, clinical practice, and pharmacological interventions.

Main Results:

Key themes include CPM mechanisms, experimental designs, clinical utility, neurophysiological/psychophysiological correlates, and pharmacological strategies.
Literature refines CPM response elicitation and characterization in healthy and patient populations.

Conclusions:

CPM methodology refinement aids in characterizing physiological attributes.
Advances support individualized pain medicine by targeting impaired pain modulation mechanisms with specific drugs for optimal relief.