REFERENCE · RECOVERY TECHNIQUE
Keeping Other Causes and Conditions in the Care Plan
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When this may fit: When pain, eye symptoms, jaw problems, medicines or another condition may be contributing alongside FND. [Clinical differential assessment and coordinated care]
For the Person With FND
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For the Person With FND
Having an FND diagnosis should not mean that every later change in your face has already been explained. More than one condition can be present, and different parts of the problem may need different care.
What does coexisting mean?
A coexisting condition is another health problem present at the same time. It might affect the same area or make daily coping harder. Treating it can be useful even if functional symptoms remain.
For example, hemifacial spasm is a different disorder involving involuntary movements on one side of the face. Blepharospasm involves involuntary eyelid closure and is not automatically functional. Following a facial-nerve injury, synkinesis means that movements become linked, such as an eye narrowing when the mouth moves. These distinctions require clinical assessment, not comparison with an online video. [1] [2] [3]
Jaw or dental problems, migraine, eye disease and medicine effects can also change what care is needed. A drooping eyelid can have several causes, including disorders affecting nerve-to-muscle communication; do not treat it as FND on appearance alone. [4]
Prepare for a useful review
Bring a short description of what has changed, when it began and what it prevents you doing. List medicines, recent dose changes, dental procedures or injuries if relevant. You do not need a constant symptom diary; a brief account can be enough to start.
Ask the clinician to distinguish:
- what is already explained by the established functional pattern;
- what needs another assessment;
- which treatment addresses which problem;
- who will coordinate follow-up.
For example, a dental assessment might address pain while a speech-language therapist helps with communication. Improvement after one treatment does not prove that every symptom had that cause.
Do not wait through a new emergency
New sudden facial droop, weakness or speech difficulty needs emergency assessment, even if it resolves. Facial weakness developing over hours or days also needs prompt review; conditions such as Bell’s palsy have time-sensitive care. Avoid self-diagnosis with forehead movements or a home “stroke test.” [5] [2]
For a familiar flare without new warning signs, follow the established plan. Seek review if the pattern, function or support needs change. Do not stop prescribed medicines abruptly to test whether they caused a symptom.
New or different symptoms: Sudden new facial droop or weakness, speech difficulty or other possible stroke symptoms need emergency assessment, even if they stop. Call your local emergency number; do not wait for an exercise to work. [5]
For the Person With FND
For Family, Friends, and Other Supporters
For Clinicians and the Care Team
Research and Sources
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For Family, Friends, and Other Supporters
Help describe the change from the person’s usual pattern, with their agreement. Avoid explaining new symptoms to a clinician as “just their FND.” Equally, avoid insisting that an additional condition must explain everything.
Keep a shared medication and appointment list if that would help, while allowing the person to choose how much assistance they want.
For the Person With FND
For Family, Friends, and Other Supporters
For Clinicians and the Care Team
Research and Sources
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For Clinicians and the Care Team
Revisit the differential according to the new presentation, including facial neuropathy, synkinesis, hemifacial spasm, dystonia/blepharospasm, neuromuscular causes of ptosis, ocular disease, dental/TMJ pathology and drug effects. Positive functional signs and another diagnosis can coexist. Document which symptom each intervention targets and avoid serial invasive procedures without a clear indication.
For the Person With FND
For Family, Friends, and Other Supporters
For Clinicians and the Care Team
Research and Sources
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Research and Sources
This page expands original entry 9, Treat coexisting conditions. Practical examples and questions are educational adaptations, not patient quotations or a reproduced treatment protocol.
The sources describe clinical distinctions and adjacent safety care, not a test showing that treating a comorbidity cures FND. The examples are care-coordination prompts. A favourable response cannot establish diagnosis by itself.
| Citation | Source | What it supports and its limits | Figure |
|---|---|---|---|
| 1 | FND-CIT-0056 — Stone J. Functional facial symptoms. Neurosymptoms.org. Source. Accessed September 22, 2026. | Specialist patient education on facial patterns and treatment; not trial evidence. | — |
| 2 | FND-CIT-0197 — NHS. Bell’s palsy. Source. Accessed September 22, 2026. | Adjacent facial-nerve and eye-protection guidance; does not diagnose FND or establish an FND exercise programme. | — |
| 3 | FND-CIT-0198 — University College London Hospitals NHS Foundation Trust. Complex Facial Clinic: botulinum toxin injections as part of the clinic treatment. Source. Accessed September 22, 2026. | Adjacent facial-palsy/synkinesis treatment and adverse-effect information; not evidence of efficacy for functional facial symptoms. | — |
| 4 | FND-CIT-0021 — Frucht L, Perez DL, Callahan J, et al. Functional dystonia: differentiation from primary dystonia and multidisciplinary treatments. Frontiers in Neurology. 2021;11:605262. DOI. | Clinical review of functional dystonia; individualized multidisciplinary guidance, not a facial rehabilitation trial. | — |
| 5 | FND-CIT-0108 — NHS. Symptoms of a stroke. Source. Accessed September 22, 2026. | Emergency safety guidance; not an FND treatment study. | — |
Sources checked: September 22, 2026 · Movement-disorders, speech-language, eye-care, lived-experience and accessibility review pending
For the Person With FND
For Family, Friends, and Other Supporters
For Clinicians and the Care Team
Research and Sources
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