Regional analgesia

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Regional analgesia blocks passage of pain impulses through a nerve by depositing an analgesic drug close to the nerve trunk, cutting off sensory innervation to the region it supplies. The drug is normally injected at a site where the nerve is unprotected by bone.

See also

Pain and nociception

Head and neck

Headache · Neck · Odynophagia (swallowing) · Otalgia (ear) · Toothache

Torso

Abdomen · Back (Upper, Lower) · Chest · Mastodynia (Breast) · Pelvic pain

Musculoskeletal

Arthralgia (joint) · Bone pain · Myalgia (muscle)

Other conditions

Delayed onset muscle soreness · Congenital insensitivity to pain · HSAN (Type I, II congenital sensory neuropathy, III familial dysautonomia, IV congenital insensitivity to pain with anhidrosis, V congenital insensitivity to pain with partial anhidrosis) · Neuralgia · Pain asymbolia · Pain disorder · Paroxysmal extreme pain disorder · Allodynia · Breakthrough pain · Chronic pain · Hyperalgesia · Hypoalgesia · Hyperpathia · Phantom pain · Referred pain

Tests

Cold pressor test · Dolorimeter

Related concepts

Anterolateral system · Pain management (Anesthesia, Cordotomy) · Pain scale · Pain threshold · Pain tolerance · Posteromarginal nucleus · Substance P · Suffering · OPQRST · Philosophy of pain

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