Specialist neurology | London

Neuroinflammation

Inflammatory conditions of the brain, spinal cord and optic nerves can cause a wide range of neurological symptoms. Dr Yasser Falah offers careful assessment of possible neuroinflammatory disease, including people who do not yet have a diagnosis.

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Unexplained neurological symptomsInvestigation and diagnosisSpecialist guidance
Understanding neuroinflammation

What is neuroinflammation?

Neuroinflammation means inflammation affecting the nervous system. This page focuses on inflammatory conditions involving the brain, spinal cord and optic nerves.

Inflammation may be linked to abnormal immune activity, an infection or another medical condition. Depending on its location and cause, it can affect vision, movement, sensation, balance, thinking or behaviour.

Neuroinflammation is an umbrella term, not a diagnosis in itself. Identifying the underlying cause is essential because different conditions require different approaches.

At a glance

The key points

  • Symptoms vary. Their pattern and speed of onset help determine how urgently they should be investigated.
  • Not all inflammation is MS. Several other disorders can affect the central nervous system.
  • Diagnosis guides treatment. Investigations should distinguish inflammatory, infectious and non-inflammatory causes.
Recognising possible symptoms

What symptoms can neuroinflammation cause?

Symptoms depend on the part of the nervous system affected. They can arise suddenly, develop over days or follow a relapsing course. These features are not specific to inflammation.

Vision changes

Blurred or reduced vision, eye pain, altered colour vision or double vision.

Sensation and strength

Numbness, tingling, limb weakness, stiffness or walking difficulties.

Balance and coordination

Unsteadiness, dizziness or problems coordinating movement.

Thinking and behaviour

New memory problems, confusion, changes in behaviour or seizures.

Urgent symptoms: New seizures, rapidly developing confusion, fever with a severe headache or stiff neck, sudden weakness or sudden loss of vision need urgent medical assessment. Call 999 for life-threatening or stroke-like symptoms. Do not wait for a routine private appointment.

A diagnosis is not a prerequisite

Concerned about symptoms, but unsure of the cause?

Many people seek a neurological opinion because something has changed, not because they already know what condition they have. Unexplained symptoms, a possible episode of optic neuritis or an unexpected MRI result may all prompt an assessment.

Dr Falah can review the clinical history, neurological examination and available test results, then explain whether further investigation, monitoring or referral to a particular specialist service is appropriate.

Discuss your symptoms →
Reasons to seek an opinion

Questions worth exploring

  • Could my symptoms have an inflammatory cause?
  • My MRI report mentions lesions. What could they mean?
  • Is optic neuritis or myelitis a possibility?
  • Do I need further tests or follow-up?

An MRI finding alone does not establish neuroinflammation; it must be interpreted alongside the clinical picture.

Conditions and presentations

Inflammatory neurological disorders

Neuroinflammation describes several different problems. The examples below show why accurate diagnosis matters, rather than suggesting that every disorder is managed in the same way.

Optic neuritis

Inflammation of the optic nerve, often associated with painful changes in vision. It may occur alone or as part of a wider inflammatory condition.

Transverse myelitis

Inflammation affecting the spinal cord, potentially causing weakness, sensory changes or bladder and bowel difficulties.

NMOSD

Neuromyelitis optica spectrum disorder can affect the optic nerves, spinal cord and other areas. Antibody testing can help distinguish it from MS.

MOG antibody-associated disease

MOGAD is a distinct immune-mediated condition that may cause optic neuritis, myelitis or other inflammatory neurological episodes.

Autoimmune encephalitis

Inflammation of the brain related to immune activity may cause confusion, seizures, behavioural changes or memory difficulties. Acute presentations require urgent hospital assessment.

Multiple sclerosis

MS is a separate immune-mediated disorder involving the central nervous system, with its own diagnostic criteria, treatment decisions and monitoring pathway.

Explore multiple sclerosis →

These are examples, not a complete list or a statement that all services or treatments are provided directly in private practice. Some presentations require urgent hospital-based or highly specialised multidisciplinary care.

Investigating the cause

How is neuroinflammation assessed?

There is no single universal neuroinflammation test. Investigations depend on the symptoms, examination findings and conditions being considered.

History and examination

When symptoms began, how they progressed and which parts of the nervous system appear affected.

MRI

Brain, spinal cord or optic nerve imaging may identify patterns that help narrow the possibilities.

Blood investigations

Selected tests may assess autoimmune markers, specific antibodies, infection or alternative causes.

Other specialist tests

Spinal fluid analysis, visual tests, EEG or other investigations may be appropriate in particular circumstances.

Why interpretation matters: A positive antibody result or abnormal MRI does not always establish a diagnosis on its own. Findings need to fit the clinical presentation and may need confirmation or specialist review.

Care tailored to the diagnosis

Treatment and ongoing management

Treatment is guided by the precise condition, how active or severe it is, and whether an infection or another cause needs to be excluded. Some conditions need immediate hospital treatment.

Managing active inflammation

Depending on the diagnosis and setting, acute treatment may involve corticosteroids, plasma exchange or other hospital-based therapies.

Preventing further episodes

Selected immune-mediated conditions may require longer-term immunotherapy or disease-specific treatments, with appropriate safety monitoring.

Recovery and follow-up

Rehabilitation, managing persistent symptoms, repeat imaging and coordinated specialist follow-up may all be important.

These are general treatment approaches, not a promise of any specific treatment or prescribing service from Dr Falah. Where appropriate, he can discuss investigation results and onward specialist care.

Related specialist interest

How is neuroinflammation different from MS?

Multiple sclerosis is a specific immune-mediated neurological disease. Neuroinflammation is the broader description of inflammatory processes and disorders affecting the nervous system.

Conditions such as NMOSD and MOGAD may share some symptoms with MS but differ in diagnosis and management. That is why clear distinctions matter, particularly when interpreting MRI findings and selecting treatment.

Read about multiple sclerosis →
Two dedicated pages

Which page should I read?

  • Multiple sclerosis: for MS-specific symptoms, diagnostic criteria, treatments and monitoring.
  • Neuroinflammation: for a wider overview of inflammatory neurological conditions and diagnostic assessment.
  • Uncertain? You do not need to decide which diagnosis fits before seeking an opinion.
Specialist interest

Neurological assessment with Dr Yasser Falah

Dr Falah is a Consultant Neurologist at King's College Hospital and a Visiting Senior Clinical Lecturer at King's College London. His research background includes MRI in neurological disease, and his clinical interests include multiple sclerosis and neuroinflammation.

His approach is to understand the symptoms, review the evidence, explain possible diagnoses and agree the most appropriate next steps. If specialist investigations, emergency assessment or multidisciplinary care are needed, that should be part of a clear plan.

More about Dr Falah →
Preparing for an appointment

What to bring

  • A timeline of symptoms and how they have changed.
  • Previous MRI images and reports, where available.
  • Blood tests, discharge letters and details of prior treatment.
  • A medication list and your main questions.

See fees and clinic locations.

Common questions

Neuroinflammation FAQs

Is neuroinflammation the same as multiple sclerosis?

No. MS is one specific immune-mediated neurological condition. Neuroinflammation is a wider term that covers inflammatory processes and a range of neurological disorders.

Can I book an appointment without a diagnosis?

Yes. A neurological assessment can help investigate unexplained symptoms, interpret existing results and decide whether further tests or referrals are appropriate.

Can neuroinflammation be seen on an MRI scan?

MRI can reveal changes suggestive of certain inflammatory conditions, but findings are not always specific. A normal or abnormal scan must be considered with symptoms, examination and any additional tests.

Are there blood tests for neuroinflammation?

Blood tests may help investigate particular immune-mediated conditions or exclude alternative causes. There is no single blood test that diagnoses every neuroinflammatory disorder.

Is optic neuritis always caused by MS?

No. Optic neuritis has several possible associations, including MS, NMOSD and MOGAD, and can sometimes occur without another recognised inflammatory disorder.

Can neuroinflammatory conditions be treated?

Many can be treated, but the approach varies considerably. Some require urgent hospital care, while others need longer-term treatment and monitoring through specialist services.

When should I seek urgent medical help?

New seizures, sudden or severe confusion, fever with severe headache or neck stiffness, rapidly progressive weakness or sudden visual loss require urgent medical assessment. Call 999 for emergencies or possible stroke symptoms.

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Find clarity on your next steps

Whether you have unexplained neurological symptoms or have been advised that inflammation may be involved, an individual assessment can help clarify the situation and next steps.

This page provides general information and does not replace clinical assessment. For rapidly developing or severe symptoms, seek urgent medical care.