Author and Publication
Author: Ben Slater, Registered Social Worker, Founder and Managing Director of Nellie Supports
Reviewed by: Kerry Slater, Director of Operations
Last reviewed: 20 July 2026
Citation
1. Department of Health and Social Care (2022) National Framework for NHS Continuing Healthcare and NHS-funded Nursing Care. Available at: https://www.gov.uk/government/publications/national-framework-for-nhs-continuing-healthcare-and-nhs-funded-nursing-care
2. Department of Health and Social Care (2022) NHS Continuing Healthcare Decision Support Tool.
3. National Institute for Health and Care Excellence. Clinical guidance. Available at: https://www.nice.org.uk
4. R v North and East Devon Health Authority, ex parte Coughlan [2000] 2 WLR 622.
Copywright
Copyright © 2026 Nellie Supports Ltd. All rights reserved.
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This article does not constitute legal advice, clinical advice or a substitute for a decision-specific professional assessment. Where legislation, government guidance, court forms or external professional materials are referred to, those materials remain subject to their own copyright, licensing and re-use terms.
Abstract
This guide explains how NHS Continuing Healthcare eligibility is assessed where a person has dementia with Lewy bodies. It covers fluctuating cognition and its significance for unpredictability, visual hallucinations, parkinsonian features and falls risk, sensitivity to antipsychotic medication, sleep disturbance, and the evidence that supports an accurate assessment.
Lewy body dementia and NHS Continuing Healthcare funding
Lewy body dementia is the condition where a single-visit assessment is least likely to capture the truth. Cognition fluctuates markedly, sometimes within a single day, and an assessor arriving on a good day may record a picture that bears little relation to the norm.
Fluctuating cognition
Marked fluctuation in alertness and cognition is a core feature. A person may be lucid and conversational at one point and profoundly confused or drowsy hours later. This is not the mild day to day variation seen in other dementias and it goes directly to unpredictability. Record the range and frequency rather than an average, and be explicit that a single observation is unrepresentative.
Visual hallucinations
Recurrent, detailed visual hallucinations are characteristic and often distressing. They belong in psychological and emotional needs, and where they produce fear, resistance to care or attempts to flee, the behaviour domain is engaged too. Record what the person experiences, how often, and what intervention is required to manage the distress.
Parkinsonian features and falls
Rigidity, slowness, postural instability and gait disturbance are common and drive substantial falls risk. That engages mobility directly, and where falls occur it engages skin and may cause injury requiring hospital care. The combination of impaired mobility with fluctuating cognition is a particularly high risk pairing and should be described as such.
Medication sensitivity
People with Lewy body dementia are frequently very sensitive to antipsychotic medication, which can cause severe adverse reactions. That sensitivity constrains how distress and hallucinations can be managed and places real demands on prescribing and monitoring. It is a clinically significant point that belongs in the medication domain and is very often omitted.
Sleep disturbance
Disturbed sleep, including acting out dreams, is common and can involve risk of injury to the person or to anyone sharing a bed. Overnight supervision needs are therefore frequently substantial, and they are among the most under-recorded needs of all because assessments take place during the day.
Evidence that helps
Records showing cognitive variation at different times of day, neurology and psychiatry letters, medication records including any adverse reaction to antipsychotics, falls records and injury logs, night records and sleep observations, and care records describing hallucinations and the response required. Records from different shifts are particularly valuable.
Key takeaway
Fluctuation is the defining feature and it engages unpredictability strongly. Insist that the assessment reflects the range rather than one observation, record medication sensitivity explicitly, and make sure overnight needs and falls risk reach the assessment.
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Frequently asked questions
Why does fluctuation matter so much?
Because it goes directly to unpredictability, one of the four key characteristics, and because a single assessment visit can capture an unrepresentative picture. Record the range and frequency rather than an average.
What if the assessor sees a good day?
Say so at the time and ask for it to be recorded. Provide records from different shifts and times of day showing the variation, and ask for the assessment to reflect the range rather than the observation.
Where do hallucinations belong?
Primarily in psychological and emotional needs. Where they cause fear, resistance to care or attempts to leave, the behaviour domain is engaged as well, and both should be recorded.
Related NHS Continuing Healthcare pages
These links take you to the most relevant Nellie Supports service page and to the supporting guides that explain the surrounding process.
Speak to an independent CHC specialist
Nellie Supports prepares independent needs evidence for NHS Continuing Healthcare assessments, reviews and appeals across England and Wales. Our reports are written by registered social workers on a permanent employed team, with internal peer review before release. Call 0333 987 5118 or send an enquiry and we will talk through where you are in the process.