Pain is an unpleasant subjective sensation produced by the human brain in response to tissue damage in a certain part of the body or stimuli that may cause tissue damage. Pain can involve various parts, systems, organs, and tissues throughout the body, and its causes are multifaceted, including trauma, inflammation, cancer, and neuropathy.
Based on the location of pain, it can be classified as headache, orofacial pain, neck pain, shoulder and upper limb pain, chest pain, abdominal pain, back pain, pelvic pain, lower limb pain, and anal and perineal pain.
Based on the nature of pain, it can be classified as stabbing pain, dull pain, burning pain, aching pain, throbbing pain, electric shock-like pain, radiating pain, and pulling pain.
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Glossopharyngeal neuralgia
Glossopharyngeal neuralgia
Glossopharyngeal neuralgia is a paroxysmal, severe pain caused by irritation of the glossopharyngeal nerve. It has a sudden onset and manifests as sharp, knife-like, or electric shock-like pain, primarily occurring on one side of the tongue base, pharynx, tonsils, ear root, and posterior mandible.
The incidence is higher in males than in females, and the typical age of onset is over 40 years.
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Trigeminal neuralgia
Trigeminal neuralgia
Trigeminal neuralgia is the most common cranial nerve disorder, characterized by recurrent, brief, paroxysmal episodes of severe pain localized to the distribution of the trigeminal nerve (face, mouth, and jaw).
This condition primarily affects adults and the elderly, with a higher incidence in women than in men.
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Brachial plexus neuralgia
Brachial plexus neuralgia
Brachial plexus neuralgia refers to pain in the distribution area of the brachial plexus due to damage to the brachial plexus. The brachial plexus is composed of the anterior rami of the 5th, 6th, 7th, and 8th cervical nerves and the 1st thoracic nerve, primarily innervating sensation and movement in the upper limbs.
Pain can be caused by inflammation, tumors, or direct injury to the nerves themselves.
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