Mindfulness-Based Cognitive Therapy (MBCT) for Visual Snow Syndrome
Welcome to our guide on Mindfulness-Based Cognitive Therapy (MBCT) for Visual Snow Syndrome (VSS). This guide offers detailed information on MBCT, including its definition and its exploration as a potential treatment for managing VSS symptoms based on current research.
Neurobiological Impact of Mindfulness-Based Cognitive Therapy in Visual Snow Syndrome
What Is Mindfulness-Based Cognitive Therapy (MBCT)?
Mindfulness-Based Cognitive Therapy (MBCT) is a structured, noninvasive, evidence-based intervention that combines mindfulness practices with cognitive behavioral techniques. It has demonstrated therapeutic benefits for conditions involving neurological and sensory dysregulation by modulating functional brain activity, enhancing cognitive flexibility, and retraining the brain to sustain attention on relevant stimuli.
MBCT has the potential to target maladaptive neural patterns and, as shown in neuroimaging studies, influences activity in brain regions involved in sensory processing, attention regulation, and emotional control. Recent clinical research also indicates that MBCT can potentially modulate functional activity in the salience network and visual processing areas, both implicated in Visual Snow Syndrome (VSS), making it a promising therapeutic option for managing VSS-related symptoms.
Understanding Visual Snow Syndrome (VSS) and Brain Function
Visual Snow Syndrome (VSS) is associated with functional abnormalities in several brain networks, particularly the visual cortex and salience network. Functional MRI (fMRI) and electrophysiological studies have identified heightened excitability and disrupted connectivity in these areas, suggesting VSS involves disturbances in how the brain processes visual stimuli and allocates attention. These disruptions contribute to persistent visual disturbances and sensory dysregulation commonly observed in VSS.
MBCT as a Modulator of Dysfunctional Neural Activity
MBCT may help normalize functional abnormalities in individuals with VSS by targeting brain regions involved in sensory processing, emotional regulation, and attentional control. fMRI studies conducted before and after MBCT interventions have shown measurable changes in neural activity, demonstrating that MBCT can modulate:
Primary and secondary visual cortices: Reducing hyperexcitability related to static, palinopsia, and photophobia
Salience network (e.g., anterior cingulate cortex, anterior insula): Improving attention filtering and sensory prioritization
Thalamocortical pathways: Enhancing coherence between incoming sensory input and cortical perception
Default mode and executive networks: Reducing over-engagement with distressing visual stimuli and enhancing cognitive control
Neurophysiological Mechanisms Relevant to VSS
MBCT may influence several neurobiological mechanisms implicated in VSS, including:
Attentional training: Helping redirect focus away from intrusive visual input
Visual cortex downregulation: Reducing excessive visual processing activity
Salience network stabilization: Supporting more appropriate responses to visual stimuli
Neurotransmitter regulation: Potentially influencing serotonin and glutamate, both involved in sensory processing and excitability
HPA axis downregulation: Reducing cortisol levels and dampening stress reactivity
Neuroplasticity enhancement: Promoting adaptive changes in brain function over time
Clinical Implications: Symptom Modulation with MBCT
Through its combined mindfulness and cognitive framework, MBCT may contribute to measurable improvements in individuals with VSS, including:
Reduced visual disturbances through modulation of cortical excitability
Improved emotional regulation (e.g., anxiety, depersonalization)
Better integration of visual and auditory input, reducing sensory overload
Decreased brain fog and improved cognitive clarity
Stabilized neurochemical activity, particularly serotonin and glutamate balance
Lowered physiological stress, potentially mitigating symptom flare-ups
Research on MBCT for Visual Snow Syndrome (VSS)
Mindfulness-Based Cognitive Therapy (MBCT) has been explored as a potential treatment for Visual Snow Syndrome (VSS) in research led by Dr. Sui Wong, a neurologist and neuro-ophthalmologist at St. Thomas’ NHS Foundation Trust and Moorfields Private Eye Hospital. Dr. Wong, who also serves as Vice President of the UK Neuro-Ophthalmology Society, focused on assessing the effects of MBCT on both visual and non-visual symptoms of VSS.
Research Overview and Clinical Trial Information
Dr. Wong’s study, published in the Journal of Neuro-Ophthalmology, examined the effects of MBCT on VSS patients using functional MRI (fMRI) scans to measure brain activity before and after treatment. Patient-reported outcomes were also collected to assess symptom changes. Her research, which received recognition from the North American Neuro-Ophthalmological Society, demonstrates the potential of MBCT as a therapeutic approach for VSS. The clinical trial is listed on ClinicalTrials.gov under the ID NCT04184726.
Key Findings
Modulation of Brain Activity
The fMRI scans revealed measurable changes in brain activity, particularly in the salience network and visual processing areas, which are known to be disrupted in individuals with VSS. These results suggest that MBCT may help modulate dysfunctional neural pathways involved in sensory processing and attentional control, potentially improving how the brain processes visual and sensory input.
Symptom Reduction
Study participants reported significant reductions in visual disturbances, such as visual static and photophobia, as well as non-visual symptoms, including sensory overload and cognitive discomfort. These findings suggest that MBCT may provide relief from the diverse symptoms of VSS, both visual and sensory-related.
Improved Quality of Life
Participants also noted improvements in their overall quality of life. These improvements went beyond symptom reduction, indicating that MBCT may have a broader positive impact, enhancing emotional well-being and functional improvement in individuals with VSS.
Objective and Subjective Evidence
The combination of objective fMRI findings and subjective participant reports strengthens the evidence supporting MBCT’s potential for modifying brain function and alleviating VSS symptoms
Dr. Wong’s study indicates that Mindfulness-Based Cognitive Therapy (MBCT) may be a potential therapeutic option for individuals with Visual Snow Syndrome (VSS). By modulating brain activity and alleviating symptoms, MBCT presents a non-invasive approach to managing this neurological condition. Dr. Wong continues her research to further assess the long-term effects and broader applicability of MBCT in the treatment of VSS.
The Science Behind Mindfulness-Based Cognitive Therapy (MBCT) for Visual Snow Syndrome (VSS
VSS is associated with functional connectivity dysregulation of visual networks, meaning there is a disruption in the brain networks involving the visual pathway. This neurological dysfunction impacts the visual, attentional, and salience networks. The salience and default mode networks are closely linked, with the default mode network reflecting the baseline state of connectivity. MBCT has been shown to modulate these networks, and similar changes have been observed in studies exploring MBCT for tinnitus, a condition often associated with VSS.
Building on previous research demonstrating that mindfulness interventions can alter brain pathways, Dr. Wong used MBCT to target and modulate these dysfunctional visual networks. Her findings suggest improvements in visual disturbances, including visual snow/static, afterimages, photophobia, trailing phenomenon, and visual aura.
Objective fMRI measures indicated modulation of brain activity in visual network areas, suggesting a significant change in the underlying condition. This included both visual and extravisual default mode networks. Participants also reported improvements in symptom severity and the impact of VSS on their lives. Additionally, the alteration of functional connectivity within the visual areas and association networks may help address the disruption between the integration of internally generated visual information and the processing of environmental stimuli, potentially alleviating the constant “noise-like” perception characteristic of VSS.
MBCT also appears to modulate the autonomic nervous system (ANS), shifting it from an overactive “fight or flight” state to a more balanced condition. This can reduce nervous system excitability and alleviate symptoms like visual disturbances, sensory overload, and emotional distress. Neuroimaging studies suggest that mindfulness decreases amygdala activity (which regulates stress) and enhances prefrontal cortex connectivity, improving executive function and emotional regulation.
Free Mindfulness Module for Visual Snow Syndrome (VSS) via the Oxford Mindfulness App, Developed by VSI
Free Introductory Mindfulness Module for Visual Snow Syndrome (VSS)
Available via the Oxford Mindfulness App
The Visual Snow Initiative (VSI) has partnered with the Oxford Mindfulness Foundation to provide free access to an introductory Mindfulness-Based Cognitive Therapy (MBCT) module tailored for individuals with Visual Snow Syndrome (VSS).
This module, titled Mindfulness for Visual Snow Syndrome, is based on Dr. Sui Wong’s MBCT protocol for VSS and draws from the University of Oxford’s established mindfulness curriculum. It is designed to help individuals begin exploring how mindfulness may support the management of VSS symptoms, both visual and non-visual.
VSI has made the module available at no cost in over 170 countries to ensure global access to practical, evidence-informed resources for those affected by VSS. The Mindfulness for Visual Snow Syndrome module is now accessible via the Oxford Mindfulness App.
The Visual Snow Initiative (VSI) worked to reduce barriers like cost, time constraints, and a lack of qualified local providers, creating opportunities for global access to care. While advocating for and creating access to treatment options like Mindfulness-Based Cognitive Therapy (MBCT), VSI aimed to provide individuals with VSS who reported negative impacts on their lives opportunities for symptom relief and an improved quality of life.
Learn More About the Oxford Mindfulness App
Overview of Research Projects on Visual Snow Syndrome and MBCT
Additional Studies
Dr. Wong and her team presented their findings at the North American Neuro-Ophthalmology Society (NANOS) Conference, where Dr. Wong was later recognized by NANOS for her groundbreaking work with VSI. The study, “Visual Snow Syndrome Improves With Modulation of Resting-State Functional MRI Connectivity After Mindfulness-Based Cognitive Therapy: An Open-Label Feasibility Study“, was published in the Journal of Neuro-Ophthalmology. This research, which has received strong support from the neuroscience community and VSS expert Dr. Owen White, emphasizes the need for further investigation into the benefits of MBCT for VSS patients.
Expanded Research
Following her initial study, Dr. Wong conducted an expanded research project that included a larger Randomized Control Trial (RCT). This trial tested how MBCT could improve the brain’s visual network, potentially helping to filter out unwanted images and improving or resolving VSS symptoms. The study is registered on ClinicalTrials.gov under ID: NCT06018103. Dr. Wong also analyzed blood samples from study participants, providing insights into potential anomalies within the VSS patient population.
Collaborative Efforts
Partially supported by the Visual Snow Initiative (VSI) and conducted in collaboration with Guy’s and St Thomas’ NHS Foundation Trust, Dr. Wong’s research was the first-ever investigation into the impact of an MBCT intervention and its effects on brain function in VSS patients. The MBCT protocol used in Dr. Wong’s studies was based on the Oxford Mindfulness curriculum, and VSI partnered with Oxford Mindfulness to make mindfulness-based interventions and related resources globally accessible to individuals with VSS.
Personal Insights on Mindfulness-Based Cognitive Therapy for Visual Snow Syndrome
Meet the Team
Dr. Sui Wong, a neurologist, neuro-ophthalmologist, and consultant at St Thomas’ NHS Foundation Trust and Moorfields Private Eye Hospital, along with serving as Vice President of the UK Neuro-Ophthalmology Society, led the first-ever research study utilizing Mindfulness-Based Cognitive Therapy (MBCT) as a treatment for Visual Snow Syndrome (VSS).
Through her groundbreaking work with the Visual Snow Initiative (VSI), Dr. Wong has gathered valuable insights on the effectiveness of MBCT in managing VSS symptoms, shedding light on its potential as a treatment option.
Email: [email protected]
Visual Snow Q&A
Dr. Sui Wong
In this video series, Dr. Sui Wong will explore key topics related to Visual Snow Syndrome (VSS), including recent advancements in research, the development and application of the Mindfulness-Based Cognitive Therapy (MBCT) protocol, the potential impact of an official ICD classification for VSS, evolving scientific understanding of the syndrome, common misconceptions, and more.
Dr. Wong, a Consultant Neurologist and Neuro-ophthalmologist at St. Thomas’ NHS Foundation Trust and Moorfields Private Eye Hospital, serves as Vice President of the UK Neuro-Ophthalmology Society. Her research is the first to investigate MBCT as a potential treatment for VSS symptoms.
Dr. Sui Wong Answers Your Questions
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Additional Resources on MBCT for Visual Snow Syndrome
Note: Providers may customize treatment plans based on your VSS symptoms, preferences, medical history, and in-office assessment results. Outcomes can vary depending on these factors.
This information is provided for educational purposes only, to support individuals in making informed decisions about their care in consultation with a qualified medical professional familiar with VSS.
For more research-supported treatment options for Visual Snow Syndrome (VSS) symptoms—both noninvasive and pharmacological—please return to the following page: Treating Visual Snow
Support VSS Research Today
Every donation to the Visual Snow Initiative funds critical Visual Snow Syndrome (VSS) research. Your tax-deductible contribution drives global research efforts and creates a meaningful impact on the lives of those affected by VSS.