The Complete Guide

Trigeminal Neuralgia Specialist in Las Vegas

Trigeminal neuralgia produces brief electric-shock pain in the face, triggered by touching, chewing or a breath of air. It is frequently mistaken for dental pain, and many patients have teeth treated before anyone reaches the nerve.

Written By
Health Marketing Group editorial team
Medically Reviewed By
Leo Germin, M.D., FAANEM, Medical Director
Last reviewed July 2026 · Updated July 2026
14 min read · Medically reviewed for accuracy
5th
Cranial nerve involved, the trigeminal nerve
2
In-office nerve block procedures available where indicated
2
Offices where facial pain is evaluated
18+
Adults only, by design
Sources: practice records, Clinical Neurology Specialists; laboratory accreditation, AANEM. Figures describe the practice, not clinical outcomes.

Quick Answer

Trigeminal neuralgia causes sudden, brief, severe electric-shock pain on one side of the face, triggered by light touch, chewing, cold air or brushing teeth. It is a nerve condition rather than a dental one. CNS evaluates and manages it across Las Vegas and Henderson, with in-office nerve blocks where the examination localises the pain.

Key Takeaways

Adult in discomfort resting a hand against the side of the face
  • The pain is brief, shocking and triggered, which is what identifies it. Seconds rather than hours, described as electric or stabbing, set off by light touch, a breeze, chewing, shaving or brushing teeth.
  • It is routinely mistaken for dental pain. Because it commonly affects the jaw and cheek, many patients undergo root canal treatment or extractions before the nerve is considered, and those procedures do not help.
  • Medication is the first-line treatment and is often strikingly effective. This condition responds to specific anti-seizure medications rather than to ordinary painkillers, which is why standard analgesia having failed is expected rather than discouraging.
  • Imaging is used to look for a cause rather than to confirm the diagnosis. A vessel compressing the nerve is the commonest finding, and in younger patients or with atypical features, multiple sclerosis is specifically looked for.
  • Where medication fails or is not tolerated, surgical options exist and are referred. CNS provides the diagnosis, medical management and in-office nerve blocks where appropriate, and does not perform intracranial surgery.

01 — OverviewWhat identifies it, and why it is so often treated as a tooth problem

Facial pain has many causes and this one has a signature specific enough that a careful history usually identifies it. The difficulty is that the pain frequently sits where a dentist would reasonably look first. This page sits within the wider neurological conditions library at Clinical Neurology Specialists.

The features that define it

Attacks lasting seconds to a couple of minutes rather than hours. Pain described as electric, stabbing, shooting or like a shock rather than aching or throbbing. Severity that patients frequently describe as among the worst pain they have experienced. One side of the face, almost always, and usually the same side each time. Triggered rather than spontaneous. And between attacks, often complete freedom from pain, which is one of the most distinguishing features of all.

The triggers

Light touch to the face. A breath of cold air, or air conditioning directed at the face, which matters in this climate. Chewing. Brushing teeth. Shaving. Washing the face. Speaking or smiling. What strikes patients as strange, and what is diagnostically useful, is that gentle stimulation provokes it more reliably than firm pressure does. People frequently stop eating, stop shaving one side, or avoid speaking, which is worth asking about directly because they rarely volunteer it.

Why the teeth get treated first

The nerve has three divisions and the lower two supply the upper and lower jaw, cheek and gums. Pain in that territory is dental territory, and it is entirely reasonable for a dentist to investigate first. The pattern that should redirect attention is pain that is electric rather than aching, that comes in seconds-long bursts, that is triggered by touch rather than by heat or cold in a tooth, and that persists after dental treatment. Many patients arrive having had root canal treatment or an extraction that did not help, and that history is itself informative rather than a mistake to dwell on.

Trigeminal neuralgia is a disorder of the trigeminal nerve, which carries sensation from the face, producing sudden brief attacks of severe stabbing or electric pain in the area that nerve supplies, usually triggered by light stimulation rather than occurring at random.

02What else causes facial pain

Several conditions produce facial pain and each needs different treatment, so separating them is the first clinical job.

Dental

Tooth and jaw

Dental pain is usually a deeper ache, provoked by heat, cold or biting rather than by light touch, and it lasts longer than seconds. Jaw joint problems produce pain with chewing and often clicking or restricted opening.

Headache

Migraine and cluster

Migraine can present with facial pain, and cluster headache produces severe one-sided pain around the eye with tearing and nasal congestion. Both last considerably longer than a trigeminal attack.

Nerve

Other neuropathic causes

Persistent burning facial pain following shingles or dental surgery behaves differently: constant rather than paroxysmal, and it responds to different treatment.

The distinction that changes the treatment most

Paroxysmal versus constant. Trigeminal neuralgia is characteristically attacks separated by pain-free intervals. Where facial pain is continuous and burning rather than shocking, the diagnosis is usually something else, frequently a persistent neuropathic facial pain, and the medications that work well for one work less well for the other. Getting that distinction right at the outset avoids months on the wrong drug. The American Headache Society maintains the classification framework this reasoning follows.

Facial pain patterns compared
FeatureTrigeminal neuralgiaDental painCluster headache
Duration of an attackSeconds to two minutesMinutes to hours, often constantFifteen minutes to three hours
CharacterElectric, stabbing, shock-likeDeep ache or throbSevere boring pain
TriggerLight touch, breeze, chewingHeat, cold, biting pressureOften none, may be nocturnal
Between attacksFrequently pain-freeBackground ache persistsPain-free between clusters
Associated featuresNone typicallySwelling, sensitivity to percussionTearing, nasal congestion, restlessness

Occipital neuralgia, which is the same idea elsewhere

A related condition affects the occipital nerve at the back of the head rather than the face, producing similar shooting pain in that distribution. It is worth mentioning here because the treatment principle is the same and because CNS performs occipital nerve blocks in-office, described on the occipital nerve block guide.

When features are atypical

Numbness in the face, weakness of the chewing muscles, pain affecting both sides, involvement of the first division around the eye and forehead in isolation, or onset in someone under forty all count as atypical and prompt a more thorough search for an underlying cause. Those features do not mean something sinister is present; they mean the threshold for investigating drops.

Facial pain that dental treatment has not fixed?

Electric, seconds long, and triggered by light touch is a nerve pattern rather than a tooth pattern.

Book a facial pain evaluation

03Investigation, and what it is looking for

The diagnosis is clinical. Investigation is directed at finding a cause rather than at confirming what the history has already established.

Why imaging is usually appropriate

Magnetic resonance imaging looks for a blood vessel compressing the nerve where it leaves the brainstem, which is the commonest identifiable cause, and for other lesions in that region. It also looks for the demyelinating changes of multiple sclerosis, which produces trigeminal neuralgia considerably more often than chance and is specifically sought in younger patients and where features are atypical. CNS operates no imaging suite, so this is coordinated with an outside facility, and mentioning it at booking allows the sequence to be planned in one pass.

The MS connection, and why it matters

Trigeminal neuralgia occurring in someone in their twenties or thirties, or affecting both sides, raises the possibility of multiple sclerosis specifically. Finding it changes management substantially and opens a treatment pathway that has nothing to do with facial pain, described on the multiple sclerosis page. Not looking for it in the right patient is a recognised omission.

Where the examination contributes

A normal facial sensory examination supports classical trigeminal neuralgia. Demonstrable numbness, weakness of the muscles that close the jaw, or abnormality of other cranial nerves points toward a structural cause and raises the priority of imaging. The examination therefore does something specific rather than serving as a formality, and the National Institute of Neurological Disorders and Stroke catalogues the distinction between classical and secondary forms.

What testing is not needed

There is no blood test for this condition and no electrodiagnostic study that establishes it, which distinguishes it from most of what a neuromuscular practice investigates. A patient offered an extensive work-up for straightforward facial pain with a classical history and normal examination is being over-investigated.

04Treatment, in the order it is usually tried

Most patients are managed medically and many respond well. The sequence matters, and so does knowing what the first line actually is.

Why ordinary painkillers do not work

This is neuropathic pain arising from the nerve itself rather than from tissue injury, and it does not respond to paracetamol, anti-inflammatories or opioids in the way tissue pain does. Patients frequently arrive having concluded that nothing works, when in fact nothing they have been given was ever likely to. Saying so plainly is reassuring rather than discouraging, because the medications that do work are a different class entirely.

First-line medication

Specific anti-seizure medications are the established first-line treatment and the response is often striking, sometimes within days. Doses are built up gradually to manage side effects, which include drowsiness and unsteadiness early on, and monitoring is required with some agents. A good response is itself supportive of the diagnosis. Where the first agent is not tolerated, alternatives exist, and needing to switch is common rather than a failure.

Nerve blocks, and where they fit

Where the examination localises pain to a specific nerve, a local anaesthetic block, sometimes with a steroid, can provide relief and is also diagnostically informative. CNS performs these in-office, including occipital nerve blocks and other targeted blocks described on the treatments hub. They are a targeted procedure following a diagnosis rather than a general response to facial pain, and they are not a substitute for addressing a nerve under sustained compression.

Surgical options, which are referred

Where medication fails or cannot be tolerated, several procedures exist, including decompression of the vessel pressing on the nerve, and targeted lesioning or radiosurgery approaches. All are performed by neurosurgical centres. CNS provides the diagnosis, the medical management and the referral with documentation attached, and does not perform intracranial surgery. Nothing on this page promises an outcome; responses vary between individuals.

05Living with it while treatment is established

The gap between a first appointment and good control can be weeks, and how someone manages that period matters more than it is usually given credit for.

The practical adaptations that help

Identifying and temporarily avoiding your specific triggers, which is not weakness but sensible pain management while medication takes effect. Eating soft food on the unaffected side. Using lukewarm water to wash. Protecting the face from wind and, in this climate specifically, from air conditioning directed at it, which is a genuinely common trigger here and one people rarely connect. Using a soft brush and brushing gently.

Why nutrition becomes an issue

Patients avoid eating because chewing triggers attacks, and weight loss during an uncontrolled period is common enough to ask about directly. It is worth raising early, because a patient who has stopped eating properly is dealing with a second problem on top of the first, and soft high-calorie options during a difficult period are a legitimate part of a plan rather than an afterthought.

Mood, and the reason it is not incidental

Severe unpredictable facial pain that is triggered by talking and eating is isolating in a specific way. Low mood and anxiety are common in this condition, they are worsened by the sleep disruption attacks cause, and they are treatable. Asking about them is part of the consultation. The condition’s reputation as one of the most painful known is not an exaggeration, and treating the psychological consequences as separate from the pain misses how tightly they are linked.

Remission and recurrence

The condition frequently follows a course of periods with attacks separated by periods of freedom, sometimes lasting months. That means an improvement may reflect natural remission rather than treatment effect, which matters when deciding whether to reduce medication. It also means a recurrence after a good period is characteristic rather than evidence of deterioration, which is worth knowing in advance so that it is disappointing rather than frightening.

06Facial pain care across Southern Nevada

Both CNS offices evaluate facial pain and both perform in-office nerve blocks where indicated, so care happens at whichever address is the shorter drive.

Trigeminal neuralgia Henderson NV and Green Valley

Patients seeking trigeminal neuralgia Henderson NV care attend the West Horizon Ridge Parkway office, just off the 215 Beltway. Trigeminal neuralgia Green Valley Henderson residents almost always find that address closest, and the local guide is nerve block treatment in Henderson.

Trigeminal neuralgia Las Vegas and Summerlin

Trigeminal neuralgia Las Vegas and trigeminal neuralgia Summerlin patients generally attend West Flamingo Road, which the 215 and Summerlin Parkway feed toward. Consultation, medical management and in-office nerve blocks are all available there.

Trigeminal neuralgia Southern Nevada: the dental detour and how to shorten it

Trigeminal neuralgia Southern Nevada patients frequently arrive after a long dental pathway, and shortening that is the single most useful thing this page can do. If facial pain is electric rather than aching, lasts seconds rather than minutes, is triggered by light touch or a breeze rather than by hot and cold, and has persisted after dental treatment, a neurological opinion is appropriate. Bringing dental records and imaging helps, because what has already been excluded narrows the assessment considerably, and those can be requested alongside other records through medical records.

Air conditioning, which is a local trigger worth naming

Cold air on the face is a recognised trigger, and in a valley where air conditioning runs for much of the year and vents point at drivers and desks, patients frequently identify a pattern they cannot explain until someone connects it. Redirecting vents in a car and at a workstation is a small intervention that occasionally makes a substantial difference here, and it is not advice that would appear in generic patient material written elsewhere. Coverage and any prior authorisation are verified before appointments, with detail on the insurance page, and specialist supply across the valley remains thin relative to population, consistent with what the American Academy of Neurology has documented.

Facial Pain Guides

7 in-depth guides

This hub covers trigeminal neuralgia and facial pain at CNS. The guides below cover the in-office nerve block procedures at each address, the conditions facial pain is most often confused with, and the connection with multiple sclerosis that matters in younger patients. Start with the guide matching what has already been said to you.

Start Here — Cornerstone Guides

Browse by Category

The Complete Index — every guide in this hub
Neurologists

Five board-certified physicians

Leo Germin, M.D., FAANEM, founder and medical director, triple board-certified in Neurology and Vascular Neurology through the ABPN and Neuromuscular Medicine through the ABEM, with subspecialty certification in Neurosonology and Neuroimaging. Anup Panduranga, M.D., fellowship-trained in epilepsy. Eric Gutglueck, M.D., neuromuscular medicine and neuromuscular ultrasound. Jessica A. Knirk, M.D., general adult neurology with Botox for chronic migraine. William Lujan, M.D., broad general adult neurology.

Advanced practice

Four advanced practice providers

Fara Tan, APRN, MSCN, a Multiple Sclerosis Certified Nurse through the Multiple Sclerosis Nurses International Certification Board. Lindsey Evans, PA-C, general neurology and electromyography. Terra Fonseca, PA-C, a surgical and vascular background applied to general adult neurology. Alissa Nakamura, PA-C, board-certified through the NCCPA, with three years in pain management that transfer directly to nerve-injury and neuropathy questions.

Why it matters

Spread, not headcount

A referral that lands somewhere without neuromuscular or epilepsy depth often becomes a second referral, and each handoff adds weeks. Here an ambiguous nerve study can be reviewed by a neuromuscular specialist and an ambiguous EEG by a fellowship-trained epileptologist without the patient leaving the practice. Full biographies are on the providers page.

The Bottom Line

Electric, seconds long, one-sided and triggered by light touch is a nerve pattern rather than a dental one. Ordinary painkillers not working is expected, because the medications that do work are a different class entirely.

Frequently Asked Questions

How do I know whether my facial pain is trigeminal neuralgia or a dental problem?

Character and duration. Trigeminal neuralgia is electric or stabbing, lasts seconds to a couple of minutes, affects one side, and is triggered by light touch, a breeze, chewing or brushing teeth. Dental pain is usually a deeper ache lasting longer, provoked by heat, cold or biting.

Why did dental treatment not help?

Because the pain originates in the trigeminal nerve rather than in a tooth, and the lower two divisions of that nerve supply exactly the territory a dentist would investigate. Many patients have root canal treatment or an extraction before the nerve is considered, and that history is informative rather than a mistake to dwell on.

Why do painkillers not work?

Because this is neuropathic pain arising from the nerve itself rather than from tissue injury, and it does not respond to paracetamol, anti-inflammatories or opioids in the usual way. The medications that do work are specific anti-seizure agents, a different class entirely.

Do I need a scan?

Usually yes, though not to confirm the diagnosis, which is clinical. Imaging looks for a blood vessel compressing the nerve, other lesions in that region, and the changes of multiple sclerosis. CNS coordinates it with an outside facility since it operates no imaging suite.

Why are you asking about multiple sclerosis?

Because trigeminal neuralgia occurs in MS considerably more often than by chance, particularly in younger patients and where pain affects both sides or features are atypical. Finding it changes management substantially, and not looking for it in the right patient is a recognised omission.

Does CNS perform surgery for trigeminal neuralgia?

No. Procedures including decompression of the vessel pressing on the nerve, and lesioning or radiosurgery approaches, are performed by neurosurgical centres. CNS provides the diagnosis, medical management, in-office nerve blocks where appropriate, and the referral with documentation attached.

My pain stopped by itself. Should I stop medication?

Discuss it rather than deciding alone. This condition frequently follows a course of active periods separated by periods of freedom lasting months, so an improvement may reflect natural remission rather than treatment effect, which matters when deciding whether to reduce.

Is there anything I can do while waiting for medication to work?

Yes. Temporarily avoiding your specific triggers is sensible rather than weak: soft food chewed on the unaffected side, lukewarm water for washing, a soft toothbrush, protecting the face from wind and from air conditioning directed at it, which is a common local trigger.

How this page was sourced

Practice facts here come from Clinical Neurology Specialists directly: that both offices evaluate facial pain and perform in-office nerve blocks where indicated, and that intracranial surgery and imaging are referred and coordinated rather than provided on site. Classification and clinical context is sourced to the three organisations listed below, cited inline.

Medication classes are described rather than named individually, because agent selection and dosing depend on individual circumstances and monitoring requirements. No prevalence figures, response rates or remission durations are quoted, since these vary between patients. No outcome is promised. Scope is adults 18 and older, medical rather than surgical.

References

  1. American Headache Society — classification and clinical guidance for headache and facial pain disorders.
  2. American Academy of Neurology — practice guidance and specialist supply.
  3. National Institute of Neurological Disorders and Stroke — the reference catalogue of nervous-system disorders.

This page is for general education about adult neurological care and is not medical advice, a diagnosis, or a treatment recommendation. It does not create a physician-patient relationship. Adults 18 and older. For an active stroke, a first-time or prolonged seizure, sudden severe headache, sudden weakness, sudden vision loss, or a head injury with loss of consciousness, call 911 or go to the nearest emergency department. Speak with a qualified clinician about your own circumstances.

Emergency & crisis resources: Clinical Neurology Specialists is not an emergency service. For stroke symptoms, a seizure lasting more than five minutes or any medical emergency, call 911 or go to the nearest emergency room. For a mental health crisis, call or text 988 (Suicide & Crisis Lifeline).