PapersFlow Research Brief
Trigeminal Neuralgia and Treatments
Research Guide
What is Trigeminal Neuralgia and Treatments?
Trigeminal neuralgia is a neuropathic pain disorder characterized by sudden, severe facial pain due to trigeminal nerve irritation often from neurovascular compression, with treatments including microvascular decompression and radiosurgery.
The field encompasses 26,386 papers on the pathology, pathogenesis, diagnosis, and management of trigeminal neuralgia, emphasizing microvascular decompression and radiosurgery. "The Long-Term Outcome of Microvascular Decompression for Trigeminal Neuralgia" by Barker et al. (1996) reports high long-term success rates for this surgical treatment. Related research addresses neurovascular compression, neuropathic pain pathophysiology, and trigeminal nerve involvement in pain mechanisms.
Topic Hierarchy
Research Sub-Topics
Microvascular Decompression Surgery
Researchers evaluate long-term outcomes, surgical techniques, and complications of MVD for neurovascular compression in trigeminal neuralgia. Studies include neuroimaging correlations and patient selection criteria for optimal results.
Gamma Knife Radiosurgery for Trigeminal Neuralgia
This sub-topic analyzes dose-response relationships, pain relief rates, and recurrence risks following stereotactic radiosurgery with Gamma Knife. Comparative trials assess efficacy against other modalities in elderly or high-risk patients.
Neurovascular Compression Pathophysiology
Investigations elucidate mechanisms of trigeminal root compression by aberrant vessels leading to ectopic firing and neuropathic pain. Neuroimaging and histological studies link compression severity to clinical symptoms.
Neuropathic Pain Mechanisms in Trigeminal Neuralgia
Researchers study central sensitization, ion channel dysregulation, and neuroinflammation contributing to TN's hyperalgesia and allodynia. Animal models and human biopsies explore peripheral and central pain pathways.
Pharmacological Management of Trigeminal Neuralgia
Clinical trials assess anticonvulsants like carbamazepine, sodium channel blockers, and novel analgesics for acute and prophylactic TN control. Studies focus on resistance development and combination therapies.
Why It Matters
Trigeminal neuralgia causes debilitating facial pain that impairs daily functioning, and effective treatments like microvascular decompression provide long-term relief for many patients. Barker et al. (1996) in "The Long-Term Outcome of Microvascular Decompression for Trigeminal Neuralgia" demonstrated that this procedure is safe with a high rate of long-term success, offering a curative option over medications that often lose efficacy. Radiosurgery, such as Gamma Knife, serves as a less invasive alternative for patients unfit for open surgery, addressing neurovascular compression directly. These interventions reduce the burden of neuropathic pain, which affects a significant portion of the population as noted in general neuropathic pain epidemiology studies.
Reading Guide
Where to Start
"The Long-Term Outcome of Microvascular Decompression for Trigeminal Neuralgia" by Barker et al. (1996) is the starting point because it provides clear evidence on treatment efficacy and safety with 1395 citations.
Key Papers Explained
"The Long-Term Outcome of Microvascular Decompression for Trigeminal Neuralgia" by Barker et al. (1996) establishes surgical success rates, building on trigeminovascular concepts in "Vasoactive peptide release in the extracerebral circulation of humans during migraine headache" by Goadsby et al. (1990). Neuropathic pain mechanisms from "Neuropathic pain: diagnosis, pathophysiological mechanisms, and treatment" by Baron et al. (2010) inform broader pathophysiology relevant to neuralgia management.
Paper Timeline
Most-cited paper highlighted in red. Papers ordered chronologically.
Advanced Directions
Current work continues to refine microvascular decompression techniques and radiosurgery parameters, with no recent preprints or news available. Frontiers include long-term outcomes beyond initial reports and comparative trials of surgical versus radiosurgical approaches.
Papers at a Glance
| # | Paper | Year | Venue | Citations | Open Access |
|---|---|---|---|---|---|
| 1 | A Report on the Journal 2004 | 2004 | Cephalalgia | 2.4K | ✓ |
| 2 | Risk and safety of repetitive transcranial magnetic stimulatio... | 1998 | Electroencephalography... | 2.3K | ✕ |
| 3 | Prevalence and Burden of Migraine in the United States: Data F... | 2001 | Headache The Journal o... | 2.3K | ✕ |
| 4 | Migraine — Current Understanding and Treatment | 2002 | New England Journal of... | 1.9K | ✕ |
| 5 | Global, regional, and national burden of migraine and tension-... | 2018 | The Lancet Neurology | 1.9K | ✓ |
| 6 | Pathophysiology of Migraine: A Disorder of Sensory Processing | 2017 | Physiological Reviews | 1.8K | ✓ |
| 7 | Neuropathic pain: diagnosis, pathophysiological mechanisms, an... | 2010 | The Lancet Neurology | 1.7K | ✕ |
| 8 | Vasoactive peptide release in the extracerebral circulation of... | 1990 | Annals of Neurology | 1.6K | ✕ |
| 9 | Neuropathic pain in the general population: A systematic revie... | 2013 | Pain | 1.5K | ✓ |
| 10 | The Long-Term Outcome of Microvascular Decompression for Trige... | 1996 | New England Journal of... | 1.4K | ✕ |
Frequently Asked Questions
What is the long-term efficacy of microvascular decompression for trigeminal neuralgia?
Microvascular decompression is a safe and effective treatment for trigeminal neuralgia with a high rate of long-term success. Barker et al. (1996) in "The Long-Term Outcome of Microvascular Decompression for Trigeminal Neuralgia" confirmed these outcomes through follow-up data. This surgery targets neurovascular compression at the trigeminal root entry zone.
How does neurovascular compression contribute to trigeminal neuralgia?
Neurovascular compression irritates the trigeminal nerve, leading to the characteristic paroxysmal pain of trigeminal neuralgia. This mechanism is central to the pathophysiology addressed in the paper cluster. Microvascular decompression relieves this compression to alleviate symptoms.
What role does radiosurgery play in treating trigeminal neuralgia?
Radiosurgery, including Gamma Knife, targets the trigeminal nerve root to treat neuralgia without open surgery. It is emphasized in the field as a key management modality for neurovascular compression cases. This approach suits patients with high surgical risks.
What is the focus of research on trigeminal neuralgia pathophysiology?
Research examines neuropathic pain mechanisms, trigeminovascular system activation, and neurovascular compression in trigeminal neuralgia. Studies link trigeminal nerve pathology to pain generation. Diagnosis and treatment target these elements.
How many papers exist on trigeminal neuralgia and its treatments?
There are 26,386 papers on trigeminal neuralgia, covering pathology, diagnosis, and treatments like microvascular decompression and radiosurgery. Growth data over 5 years is not available. Keywords include neurovascular compression and Gamma Knife.
Open Research Questions
- ? What factors predict long-term recurrence rates after microvascular decompression for trigeminal neuralgia?
- ? How does the degree of neurovascular compression correlate with pain severity and treatment response?
- ? What are the optimal radiosurgery doses for balancing trigeminal neuralgia relief and sensory side effects?
- ? Which genetic or inflammatory markers underlie idiopathic versus secondary trigeminal neuralgia?
Recent Trends
The field maintains 26,386 papers with no specified 5-year growth rate.
Barker et al. remains highly cited at 1395 citations for microvascular decompression outcomes.
1996No recent preprints or news coverage in the last 12 months or 6 months indicate steady focus on established treatments like radiosurgery and neurovascular compression studies.
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