Hyperpathia: Difference between revisions
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'''Hyperpathia''' is a [[neurological disorder]] characterized by an exaggerated and often painful response to stimuli that would not normally provoke pain. It is considered a type of [[dysesthesia]], which is an abnormal sensation. Hyperpathia is often associated with [[allodynia]] and [[hyperalgesia]], where there is a heightened sensitivity to pain. | '''Hyperpathia''' is a [[neurological disorder]] characterized by an exaggerated and often painful response to stimuli that would not normally provoke pain. It is considered a type of [[dysesthesia]], which is an abnormal sensation. Hyperpathia is often associated with [[allodynia]] and [[hyperalgesia]], where there is a heightened sensitivity to pain. | ||
| Line 53: | Line 40: | ||
* [[Hyperalgesia]] | * [[Hyperalgesia]] | ||
* [[Neuropathic pain]] | * [[Neuropathic pain]] | ||
==External links== | ==External links== | ||
* [https://www.ninds.nih.gov/Disorders/All-Disorders/Hyperpathia-Information-Page National Institute of Neurological Disorders and Stroke] | * [https://www.ninds.nih.gov/Disorders/All-Disorders/Hyperpathia-Information-Page National Institute of Neurological Disorders and Stroke] | ||
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[[Category:Neurology]] | [[Category:Neurology]] | ||
[[Category:Pain]] | [[Category:Pain]] | ||
[[Category:Neurological disorders]] | [[Category:Neurological disorders]] | ||
Latest revision as of 00:49, 5 January 2025
Hyperpathia is a neurological disorder characterized by an exaggerated and often painful response to stimuli that would not normally provoke pain. It is considered a type of dysesthesia, which is an abnormal sensation. Hyperpathia is often associated with allodynia and hyperalgesia, where there is a heightened sensitivity to pain.
Pathophysiology[edit]
Hyperpathia occurs due to dysfunction in the nervous system, particularly involving the central nervous system and peripheral nerves. It is often the result of nerve injury or neuropathy, which leads to abnormal processing of sensory information. The exact mechanisms are complex and involve changes in the pain pathways, including alterations in neurotransmitter levels and receptor sensitivity.
Causes[edit]
Hyperpathia can be caused by a variety of conditions, including:
- Peripheral neuropathy
- Central nervous system disorders such as multiple sclerosis
- Post-herpetic neuralgia
- Diabetic neuropathy
- Complex regional pain syndrome
- Spinal cord injury
Symptoms[edit]
The primary symptom of hyperpathia is an exaggerated pain response to stimuli. Patients may experience:
- Intense pain from light touch or pressure
- Burning or tingling sensations
- Pain that persists longer than the stimulus
- Difficulty in localizing the pain
Diagnosis[edit]
Diagnosis of hyperpathia is primarily clinical, based on the patient's history and symptoms. A thorough neurological examination is essential. Additional tests may include:
- Electromyography (EMG) and nerve conduction studies to assess nerve function
- Magnetic resonance imaging (MRI) to evaluate the central nervous system
- Quantitative sensory testing to measure sensory thresholds
Treatment[edit]
Treatment of hyperpathia focuses on managing symptoms and addressing the underlying cause. Options include:
- Medications such as anticonvulsants, antidepressants, and opioids
- Physical therapy to improve function and reduce pain
- Nerve blocks or epidural injections for pain relief
- Cognitive behavioral therapy to help cope with chronic pain
Prognosis[edit]
The prognosis for hyperpathia varies depending on the underlying cause and the effectiveness of treatment. Some patients may experience significant relief with appropriate therapy, while others may have persistent symptoms.
