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Related Concept Videos

Cranial Nerves: Types Part II01:22

Cranial Nerves: Types Part II

Cranial nerves are responsible for transmitting motor and sensory information between the brain and various parts of the body. There are twelve pairs of cranial nerves. While the first six innervate the head and neck, the latter six nerves innervate the head and neck, as well as organs and tissues in the thoracic and abdominal cavities. They facilitate communication, expression, and autonomic control within the human body.
Facial Nerve (Cranial Nerve VII)
Cranial nerve VII, or the facial nerve,...
Acute Pharyngitis01:30

Acute Pharyngitis

Introduction
Acute pharyngitis is the inflammation of the back of the throat (pharynx), commonly resulting in a sore throat. It is a frequently encountered condition that prompts individuals to seek medical advice.
Classification
Acute pharyngitis can be categorized based on its underlying cause:
Taste Buds and Receptors01:20

Taste Buds and Receptors

Gustation, or the sense of taste, is intrinsically linked to the anatomical structures located on the tongue. This organ's surface, along with the entirety of the oral cavity, is adorned with stratified squamous epithelium. Evident on the tongue are elevated structures known as papillae (singular = papilla), which house the mechanisms for the transduction of gustatory stimuli. Four distinct types of papillae exist, each identified by their unique morphological attributes: the circumvallate,...
The Physiology of Taste01:24

The Physiology of Taste

The perception of a salty flavor is facilitated by sodium ions within the oral salivary fluid. Upon consumption of a salty substance, salt crystals disassemble, leading to the liberation of its constituents—Na+ and Cl- ions. These ions subsequently dissolve into the salivary fluid present in the oral cavity. The external environment of the gustatory cells experiences an elevation in Na+ concentration, thereby establishing a potent concentration gradient. This gradient propels the diffusion of...
Chronic Pharyngitis01:23

Chronic Pharyngitis

Chronic pharyngitis refers to persistent inflammation of the pharyngial mucosa.
Etiology
It often arises from persistent viral or bacterial infections affecting sinuses and tonsils.
Additional contributing factors include inadequate dental hygiene, mouth breathing, recurring tonsillitis, allergic rhinitis, laryngopharyngeal reflux, and exposure to smoke, chemicals, and other environmental pollutants. Allergic reactions to pollen, mold, and pet dander, chronic cough, excessive voice usage,...
Cranial Nerves: Types Part I01:14

Cranial Nerves: Types Part I

Cranial nerves are responsible for transmitting motor and sensory information between the brain and various parts of the body. There are twelve pairs of cranial nerves, with the first six being essential in sensory perception, motor control, and autonomic functions related to the head and neck.
Olfactory Nerve (Cranial Nerve I)
The olfactory nerve, or cranial nerve I, is unique as it is purely sensory and dedicated to the sense of smell. This nerve originates in the olfactory epithelium of the...

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Related Experiment Video

Updated: May 11, 2026

Subcutaneous Trigeminal Nerve Field Stimulation for Refractory Facial Pain
09:35

Subcutaneous Trigeminal Nerve Field Stimulation for Refractory Facial Pain

Published on: May 10, 2017

Glossopharyngeal neuralgia.

Andrew Blumenfeld1, Galina Nikolskaya

  • 1Headache Center of Southern California, Encinitas, CA 92024, USA. Blumenfeld@neurocenter.com

Current Pain and Headache Reports
|May 28, 2013
PubMed
Summary

This review covers glossopharyngeal neuralgia, detailing its clinical signs, how it differs from other neuralgias, its causes, and available treatments for this condition.

Area of Science:

  • Neurology
  • Pain Medicine

Background:

  • Glossopharyngeal neuralgia is a rare neuropathic pain condition.
  • It affects the glossopharyngeal nerve, causing severe facial and throat pain.

Purpose of the Study:

  • To provide a comprehensive overview of glossopharyngeal neuralgia.
  • To discuss its clinical presentation and diagnostic challenges.
  • To explore current and emerging treatment strategies.

Main Methods:

  • Literature review of clinical studies and case reports.
  • Analysis of diagnostic criteria and differential diagnoses.
  • Synthesis of evidence on various treatment modalities.

Main Results:

  • Key clinical features include sharp, stabbing pain in the throat, tongue, or ear.

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Ethanol-Induced Cervical Sympathetic Ganglion Block Applications for Promoting Canine Inferior Alveolar Nerve Regeneration Using an Artificial Nerve
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Ethanol-Induced Cervical Sympathetic Ganglion Block Applications for Promoting Canine Inferior Alveolar Nerve Regeneration Using an Artificial Nerve

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Assessment of Nerve Injury-Induced Mechanical Hypersensitivity in Rats Using an Orofacial Operant Pain Assay
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Assessment of Nerve Injury-Induced Mechanical Hypersensitivity in Rats Using an Orofacial Operant Pain Assay

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Last Updated: May 11, 2026

Subcutaneous Trigeminal Nerve Field Stimulation for Refractory Facial Pain
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Subcutaneous Trigeminal Nerve Field Stimulation for Refractory Facial Pain

Published on: May 10, 2017

Ethanol-Induced Cervical Sympathetic Ganglion Block Applications for Promoting Canine Inferior Alveolar Nerve Regeneration Using an Artificial Nerve
06:48

Ethanol-Induced Cervical Sympathetic Ganglion Block Applications for Promoting Canine Inferior Alveolar Nerve Regeneration Using an Artificial Nerve

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Assessment of Nerve Injury-Induced Mechanical Hypersensitivity in Rats Using an Orofacial Operant Pain Assay
07:39

Assessment of Nerve Injury-Induced Mechanical Hypersensitivity in Rats Using an Orofacial Operant Pain Assay

Published on: July 26, 2022

  • Differentiating glossopharyngeal neuralgia from trigeminal neuralgia and other head and neck pains is crucial.
  • Treatment options range from pharmacotherapy to surgical interventions.

    • Conclusions:

    • Accurate diagnosis is essential for effective management of glossopharyngeal neuralgia.
    • A multimodal treatment approach often yields the best outcomes.
    • Further research is needed to optimize therapeutic strategies.