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Living with Chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids

A rare brain inflammation condition (CLIPPERS) that mainly affects the brainstem and causes balance, speech, and vision problems.

Understanding Chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids

CLIPPERS is a rare neuroinflammatory disorder with inflammation of the brainstem and spinal cord that responds to steroid treatment.

It typically affects balance and coordination and the nerves of the head (cranial nerves). People may also have brainstem, spinal cord, and thinking symptoms. Brain MRI shows small, curved patches that light up with contrast mainly in the pons and cerebellum. GARD lists onset in adulthood.

Signs & symptoms

GARD doesn't list specific symptoms for this condition, but the summary describes these features:

  • Poor balance when walking (gait ataxia)
  • Slurred speech (dysarthria)
  • Vision problems
  • Tingling or odd sensations (paresthesias)
  • Changes in thinking

Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.

Diagnosis

  1. Talk with your doctor

    Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.

  2. See a specialist

    Specialists who may be involved include brain and nervous system specialists.

  3. Ask which tests can help

    Your care team will decide which exams and tests can confirm the diagnosis.

  4. Connect with expert centers

    National Ataxia Foundation may keep lists of experts for this condition.

Care & treatment

Care team
Brain and nervous system specialists (neurologists)
Expert care
Expert lists: National Ataxia Foundation
Treatment
GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
Research
Clinical trials and observational studies may be options. See the research section below.

General information, not medical advice. Your care team makes the decisions.

Everyday life

Living with a rare condition is easier with support.

  • Connect with National Ataxia Foundation
  • Keep notes on symptoms, changes and questions for appointments
  • Ask about patient registries that help research
  • Look into financial aid and travel resources for care visits
Bring these questions to your next doctor visit
Which MRI findings and tests confirmed the diagnosis?
How will we monitor symptoms and brain scans over time?
Which specialists should be on my care team?

Quick facts

Symptoms usually startAdult

GARD doesn't describe a cause for this condition yet. It describes inflammation with T cells around blood vessels in the brain.

Neurological

Also known as: clippers; clippers - chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids

Patient organizations

  • National Ataxia FoundationChronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids · United States
Source: NIH GARD · Chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroidsGARD ID 10779 · GARD page updated September 2026 · Plain-language summary by Know Rare; editorial review pending. General information, not medical advice.

You are more than your diagnosis

Perspectives from people navigating life with Chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids.

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  • Recruiting studies from ClinicalTrials.gov
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  • Eligibility is confirmed by the study team

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Powered by HealthSpark, our AI chat helper · Study information from ClinicalTrials.gov · Eligibility is confirmed by the study team.

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