Physical Therapy and Rehabilitation for Atypical Parkinsonism
Overview
Mermaid diagram (expand to render)
<table class="infobox infobox-therapeutic">
<tr>
<th class="infobox-header" colspan="2">Physical Therapy and Rehabilitation for Atypical Parkinsonism</th>
</tr>
<tr>
<td class="label">Stage</td>
<td>Focus</td>
</tr>
<tr>
<td class="label">Early</td>
<td>Preserve gait quality</td>
</tr>
<tr>
<td class="label">Mid</td>
<td>Prevent falls, maintain transfers</td>
</tr>
<tr>
<td class="label">Late</td>
<td>Safe positioning, transfer safety</td>
</tr>
<tr>
<td class="label">Risk Factor</td>
<td>Mechanism</td>
</tr>
<tr>
<td class="label">Postural instability</td>
<td>Retropulsion, impaired righting reflexes</td>
</tr>
<tr>
<td class="label">Freezing of gait</td>
<td>Transient motor blocks during ambulation</td>
</tr>
<tr>
<td class="label">Oculomotor dysfunction</td>
<td>Impaired visual fixation and depth perception</td>
</tr>
<tr>
<td class="label">Cognitive impairment</td>
<td>Reduced attention to environmental hazards</td>
</tr>
<tr>
<td class="label">Orthostatic hypotension</td>
<td>Postural lightheadedness and syncope</td>
</tr>
<tr>
<td class="label">Medication effects</td>
<td>Dopaminergic agent side effects</td>
</tr>
<tr>
<td class="label">Component</td>
<td>Standard CIMT</td>
</tr>
<tr>
<td class="label">Constraint</td>
<td>6 hr/day</td>
</tr>
<tr>
<td class="label">Duration</td>
<td>2 weeks</td>
</tr>
<tr>
<td class="label">Intensity</td>
<td>6 hr/day therapy</td>
</tr>
<tr>
<td class="label">Task selection</td>
<td>Graded tasks</td>
</tr>
<tr>
<td class="label">Modification</td>
<td>Typical Cost Range</td>
</tr>
<tr>
<td class="label">Grab bars</td>
<td>$50-150 each</td>
</tr>
<tr>
<td class="label">Shower chair</td>
<td>$100-400</td>
</tr>
<tr>
<td class="label">Raised toilet seat</td>
<td>$30-150</td>
</tr>
<tr>
<td class="label">Walkers/wheelchairs</td>
<td>$100-1000+</td>
</tr>
<tr>
<td class="label">Home modifications</td>
<td>$500-15,000+</td>
</tr>
<tr>
<td class="label">Evidence Type</td>
<td>Quality</td>
</tr>
<tr>
<td class="label">PSP-specific RCTs</td>
<td>Very limited</td>
</tr>
<tr>
<td class="label">CBS rehabilitation studies</td>
<td>Very limited</td>
</tr>
<tr>
<td class="label">PD exercise trials</td>
<td>Strong</td>
</tr>
<tr>
<td class="label">Translational models</td>
<td>Moderate</td>
</tr>
<tr>
<td class="label">Expert consensus</td>
<td>Moderate</td>
</tr>
<tr>
<td class="label">Measure</td>
<td>Domain</td>
</tr>
<tr>
<td class="label">Timed Up and Go (TUG)</td>
<td>Mobility</td>
</tr>
<tr>
<td class="label">10-Meter Walk Test</td>
<td>Gait speed</td>
</tr>
<tr>
<td class="label">Berg Balance Scale</td>
<td>Balance</td>
</tr>
<tr>
<td class="label">Falls diary</td>
<td>Fall frequency</td>
</tr>
<tr>
<td class="label">Functional Independence Measure</td>
<td>ADL</td>
</tr>
<tr>
<td class="label">Caregiver burden index</td>
<td>Caregiver impact</td>
</tr>
</table>
Physical therapy (PT) and occupational therapy (OT) are essential components of comprehensive care for atypical parkinsonian syndromes, particularly [corticobasal syndrome](/diseases/corticobasal-syndrome) (CBS) and [progressive supranuclear palsy](/diseases/progressive-supranuclear-palsy) (PSP). These 4R [tauopathies](/mechanisms/4r-tauopathy-mechanisms) present unique rehabilitation challenges compared to idiopathic [Parkinson's disease](/diseases/parkinsons-disease), including earlier onset of falls, axial rigidity, oculomotor dysfunction, apraxia, and faster disease progression["@hohler2016"][@stamelou2018].
This page provides a focused guide to PT and OT interventions specifically tailored for CBS and PSP, covering gait training, balance therapy, fall prevention, amplitude-based training (LSVT BIG adaptation), constraint-induced movement therapy, adaptive equipment, and home modification strategies. The evidence for rehabilitation in tauopathies is synthesized with practical implementation guidance for clinicians, therapists, and caregivers.
Why Rehabilitation Differs in CBS/PSP
Unlike idiopathic Parkinson's disease, CBS and PSP present rehabilitation clinicians with distinct challenges that require modified approaches:
Earlier fall onset: PSP patients typically experience falls within the first year of diagnosis, often before significant dopamine-resistant axial symptoms emerge[@williams2017].
Oculomotor impairment: Vertical supranuclear gaze palsy in PSP limits safe navigation, reading, and feeding, requiring environmental adaptation[@riva2018].
Axial rigidity: Progressive stiffness of the trunk and neck affects transfers, gait, and positioning more severely than in typical PD.
Apraxia: CBS patients may have difficulty executing purposeful movements despite intact motor strength, complicating task-specific training[@graffradford2013].
Faster progression: The typical 6-8 year disease course in CBS and 5-7 years in PSP requires more urgent functional preservation planning.Despite these challenges, evidence supports that multidisciplinary rehabilitation can maintain function, reduce complications, and improve quality of life throughout the disease trajectory[@ferrazzoli2017][@mehrholz2013].
Gait Training
Clinical Rationale
Gait dysfunction in CBS and PSP manifests as reduced step length, impaired anticipatory postural adjustments, start hesitation, poor turning control, freezing of gait, and rapid progression from independent to assisted ambulation[@phokaewvarangkul2021][@nonnekes2018]. Unlike PD, gait disturbances in PSP often include retropulsion (spontaneous backward falling) and progressive reduction in gait velocity despite dopaminergic therapy.
Evidence Summary
PSP-specific interventional literature is limited but signals that targeted gait-focused rehabilitation can improve short-term motor outcomes in selected patients, particularly in multidisciplinary settings[@clerici2017][@zampieri2008]. A 2014 study demonstrated improvement of functional outcomes in PSP after intensive rehabilitation[@corallo2014].
Robotic-assisted gait training has been explored in smaller PSP cohorts, with feasibility and selected outcome gains reported[@picelli2014]. However, translation from PD gait protocols requires stricter safety criteria due to early falls and impaired balance reactions[@shu2023].
Implementation Details
- Harness-supported treadmill: Use body weight support systems for high-risk patients with significant postural instability
- Turn training: Explicitly train turning and directional changes, not just straight-line walking
- Transfer-focused tasks: Prioritize doorway turns, bathroom approach, bed-chair transitions
- External cueing: Visual cues (laser pointers, tape on floor), auditory cues (rhythmic counting), and proprioceptive cues (metronome)
- Stop criteria: Repeated near-falls, orthostatic symptoms, or executive overload during sessions
Gait Training Interventions by Disease Stage
Balance Therapy
Clinical Rationale
Balance impairment is a dominant morbidity driver in PSP and a significant disability driver in CBS. Falls accelerate institutionalization, cause injuries (fractures, head trauma), and increase caregiver burden[@steele1964][@hely2008]. Balance-specific therapy is a high-priority intervention even when disease progression continues.
Evidence Summary
Prospective cohort work in PSP demonstrates high fall burden and supports targeted prevention planning[@liao2018]. Rehabilitation-focused studies report short-term improvements in balance-oriented scales and mobility endpoints when interventions are structured and supervised[@clerici2017][@zampieri2008][@corallo2014].
PD trial evidence, while not specific to PSP/CBS, provides strong mechanistic support for complex balance programs adapted with careful expectation management[@shu2023][@ashburn2007].
Balance Rehabilitation Components
Static balance: Weight shifting, heel-to-toe stance, single-leg stance (with support)
Reactive stepping: Step recovery after perturbations, lateral reach tasks
Anticipatory postural adjustments: Sit-to-stand, reach-to-grasp, ball catching
Sensory integration: Balance exercises on varied surfaces with eyes open/closed
Real-world challenges: Route navigation, obstacle avoidance, crowded environment navigationImplementation Framework
- Perform baseline risk profiling: previous falls, freezing episodes, orthostatic symptoms, vision constraints
- Build progressive tasks: static stance → reactive stepping → perturbation response → real-world challenges
- Integrate caregiver training for assisted turns, cueing language, and fall-recovery drills
- Pair therapy with environmental risk reduction
Fall Prevention
Magnitude of the Problem
Falls occur in over 90% of PSP patients, with most experiencing their first fall within the first 2 years of symptom onset[@williams2017]. In CBS, fall frequency increases as the disease progresses, with injuries leading to accelerated functional decline.
Fall Risk Factors in CBS/PSP
Fall Prevention Strategies
Environmental Modifications:
- Remove throw rugs, loose carpets, and floor clutter
- Install grab bars in bathrooms, hallways, and stairways
- Improve lighting, especially in pathways to bathroom
- Use non-slip surfaces in bathrooms and kitchens
- Secure electrical cords and remove tripping hazards
- Lower bed height for easier transfers
- Use raised toilet seats and shower chairs
Behavioral Strategies:
- Rise slowly from seated position
- Avoid rushing to answer doors/phone
- Wear secure footwear (no loose slippers)
- Use assistive devices as prescribed
- Schedule activities during medication "on" periods
Assistive Device Selection:
- Walkers with brakes for CBS/early PSP
- Wheeled walkers for PSP patients with retropulsion
- Gait belts for caregiver-assisted mobility
- Proper wheelchair selection and positioning
LSVT BIG Therapy Adaptation
Background
LSVT BIG is a well-established movement therapy for Parkinson's disease that focuses on amplifying movement amplitude through high-effort, task-specific exercises[@ebersbach2010]. The therapy uses repetitive, high-intensity practice to recalibrate movement scaling.
Adaptation for CBS/PSP
Direct PSP/CBS evidence for LSVT BIG is limited, and severe axial instability or apraxia may reduce efficacy. However, adapted amplitude-based training can be useful in earlier-stage patients with preserved ability to follow external coaching cues[@hohler2016][@stamelou2018].
Practical Adaptation Guidelines
Shorter sessions: Use 15-30 minute blocks with more frequent rest periods than standard PD protocols
High-yield tasks focus: Sit-to-stand, turning, reach-and-step, transfer initiation
Avoid complexity: Skip dual-task progression in patients with frontal dysfunction
Close supervision: Therapist or caregiver present throughout
Frequent reassessment: Reassess utility every 4-6 weeks based on objective transfer/gait outcomesLSVT BIG Adapted Protocol Elements
- Big gestures: Practice exaggerated movements in reaching, walking, and daily activities
- High effort: Encourage maximum intentional effort during practice
- Repetition: Repeat key movements multiple times within sessions
- Function: Apply big movements to meaningful daily activities
Constraint-Induced Movement Therapy
Clinical Rationale
Constraint-induced movement therapy (CIMT) involves forcing use of the more-affected limb by constraining the less-affected limb during intensive practice. This approach is particularly relevant for CBS, which typically presents with asymmetric motor involvement[@graffradford2013].
Evidence in CBS
CIMT has shown promise in stroke rehabilitation and has been adapted for CBS where asymmetric involvement creates opportunities for compensatory training. The therapy works through "forced use" mechanisms that promote neuroplasticity in remaining motor pathways[@wolf2006].
Implementation Considerations
- Patient selection: Requires sufficient function in the more-affected limb to benefit from practice
- Duration: Typical protocols involve 2-6 hours daily for 2-6 weeks
- Constraint method: Use mitt, sling, or gloves on less-affected limb
- Shaping: Gradually increase task difficulty as performance improves
- Transfer package: Apply skills to home environment with behavioral strategies
Modified CIMT for CBS
Adaptive Equipment
Purpose and Rationale
Adaptive equipment preserves independence in activities of daily living (ADLs) by compensating for specific motor and cognitive limitations. In CBS/PSP, equipment selection must account for asymmetric involvement (CBS), axial rigidity (PSP), cognitive impairment, and progressive needs.
Categories of Adaptive Equipment
Mobility Aids:
- Canes (limited utility in PSP due to freezing)
- Walkers with seat and brakes
- Wheelchairs (reclining for positioning)
- Standing aids for early mobilization
Bathroom Equipment:
- Raised toilet seats
- Shower chairs and bath benches
- Grab bars and handrails
- Long-handled sponges and brushes
- Non-slip mats
Bedroom Equipment:
- Bed rails and bed ladders
- Bed trapeze for repositioning
- Pressure-relief mattresses
- Easy-access clothing
Eating and Drinking:
- Weighted utensils
- Adaptive cutlery with built-up handles
- Non-slip placemats
- Spill-proof cups
- Plate guards
Communication Aids:
- Speech-generating devices
- Alphabet boards
- Big-button phone adapters
- Tablet-based communication apps
Equipment Assessment Guidelines
Assess specific functional limitations
Match equipment to patient abilities and home environment
Provide training for patient and caregivers
Reassess regularly as disease progresses
Consider rental vs. purchase based on prognosisHome Modifications
Home Assessment Process
A comprehensive home modification assessment should be conducted by an occupational therapist within 2-4 weeks of diagnosis for CBS/PSP patients. The assessment evaluates:
- Entry and exit accessibility
- Hallway and pathway clearance
- Bathroom safety and accessibility
- Kitchen workspace and appliance access
- Bedroom positioning and transfers
- Stair navigation or avoidance
- Lighting adequacy
Priority Modifications
High Priority (Implement Immediately):
Bathroom grab bars and non-slip surfaces
Improved lighting in pathways
Removal of tripping hazards
Raised toilet seats
Shower chair installationMedium Priority (Implement Within Months):
Doorway widening for wheelchair access
Kitchen workspace modifications
Bedroom furniture rearrangement
Stair rail installation or reinforcement
Emergency call system installationLower Priority (Consider as Disease Progresses):
Ramp installation
Full bathroom renovation (walk-in shower)
First-floor bedroom conversion
Smart home technology integration
Home elevator or stairliftModification Cost Considerations
Evidence for Rehabilitation in Tauopathies
Mechanistic Rationale
While exercise interventions cannot reverse established tau pathology, they may improve system-level resilience through biologically plausible pathways[@sleiman2016][@aguiar2018]:
- Neurotrophic signaling: Exercise increases BDNF and other growth factors that support neuronal health
- Mitochondrial function: Physical activity improves mitochondrial efficiency and reduces oxidative stress
- Vascular function: Aerobic exercise enhances cerebral blood flow and vascular health
- Inflammatory modulation: Regular exercise reduces neuroinflammatory markers
- Network compensation: Task-specific practice may strengthen alternative motor pathways
Clinical Evidence Summary
A 2020 systematic review found that exercise appears safe in PSP populations, with no evidence of harm from physical activity interventions[@crizzle2020]. The review concluded that while evidence is limited, exercise may provide functional benefits, particularly when delivered in multidisciplinary settings.
Key Publications
Clerici et al. (2017): Compared two multidisciplinary treatments in PSP, demonstrating effectiveness of rehabilitation approaches[@clerici2017]
Zampieri & Di Fabio (2008): Showed that balance and eye movement training improves gait in PSP patients[@zampieri2008]
Corallo et al. (2014): Reported improvement of functional outcomes in PSP after intensive rehabilitation[@corallo2014]
Picelli et al. (2014): Demonstrated feasibility of robot-assisted gait training in PSP[@picelli2014]Outcome Measures
Recommended Assessment Battery
Disease-Specific Measures
- PSP: PSP Rating Scale (PSPRS), falls per week
- CBS: Upper extremity function assessments, asymmetric involvement tracking
Disease-Stage Programming
Early Stage (Ambulatory, Mild Impairment)
Goals: Preserve reserve, maintain movement quality, prevent falls
PT Focus: Mixed aerobic + resistance + balance + gait skill; weekly supervised PT minimum
OT Focus: Home safety assessment, ADL optimization, equipment recommendations
Metrics: Gait speed, TUG, near-fall count, adherence
Mid Stage (Frequent Instability, Increased Caregiver Support)
Goals: Prevent injury, preserve transfers, maintain household mobility
PT Focus: High-supervision balance/transfer training, simplified aerobic blocks
OT Focus: Home adaptation implementation, caregiver training, equipment fitting
Metrics: Fall count, transfer quality, emergency visits, caregiver burden
Late Stage (High Dependence, Complex Care Needs)
Goals: Comfort, contracture prevention, pressure-injury prevention, safe positioning
PT Focus: Low-intensity ROM, guided assisted mobility, seated/bed-based conditioning
OT Focus: Positioning, skin integrity, caregiver musculoskeletal injury prevention
Metrics: Pressure injuries, aspiration events, comfort goals
Safety and Contraindications
Pre-Exercise Screening
Before PT/OT program initiation, evaluate:
- Orthostatic hypotension and autonomic instability
- Severe retropulsion or uncontrolled backward falls
- Dysphagia with high aspiration risk
- Cardiac or pulmonary contraindications to aerobic loading
- Cognitive/behavioral features preventing safe unsupervised activity
When to Modify or Pause Therapy
- After significant falls or injuries
- During acute delirium or infection
- Following medication changes causing instability
- During rapid functional decline periods
Integration With Other Therapies
Medication Timing
Coordinate PT/OT sessions with medication timing to maximize function during "on" periods. For patients on dopaminergic medications, schedule intensive sessions 30-60 minutes after dose.
Complementary Therapies
- Speech therapy: Coordinate for dysphagia management and communication support
- Neuropsychology: Address cognitive strategies that affect therapy carryover
- Nursing: Coordinate skin integrity, positioning, and medication management
Caregiver Training Components
Effective home maintenance requires caregiver education in:
Safe transfer techniques (sit-to-stand, bed mobility, toilet transfers)
Fall prevention and response protocols
Exercise program maintenance
Equipment use and maintenance
Communication strategies for cueing
Signs of complications (aspiration, skin breakdown)See Also
- [Exercise and Physical Activity for CBS/PSP](/therapeutics/exercise-cbs-psp)
- [CBS/PSP Rehabilitation Guide](/therapeutics/cbs-psp-rehabilitation-guide)
- [Physical Therapy for Neurodegenerative Disease](/therapeutics/physical-therapy-rehabilitation)
- [Occupational Therapy for Neurodegeneration](/therapeutics/occupational-therapy-neurodegeneration)
- [Progressive Supranuclear Palsy](/diseases/progressive-supranuclear-palsy)
- [Corticobasal Syndrome](/diseases/corticobasal-syndrome)
- [4R Tauopathy Mechanisms](/mechanisms/4r-tauopathy-mechanisms)
Cross-Link Map
Connect with related CBS/PSP care pathway pages:
- [CBS/PSP Daily Action Plan](/therapeutics/cbs-psp-daily-action-plan)
- [CBS/PSP Treatment Rankings](/therapeutics/cbs-psp-treatment-rankings)
- [CBS/PSP Clinical Trials Guide](/therapeutics/cbs-psp-clinical-trials-guide)
- [Protective Strategies for CBS/PSP](/therapeutics/protective-strategies-cbs-psp)
- [Virtual Reality Rehabilitation](/therapeutics/virtual-reality-rehabilitation-neurodegeneration)
- [Rehabilitation Robotics](/therapeutics/rehabilitation-robotics-parkinson)
External Links
- [CurePSP - Support and Resources](https://www.psp.org/)
- [Parkinson's Foundation - Exercise](https://www.parkinson.org/Living-with-Parkinsons/Treatment-Exercise)
- [American Physical Therapy Association](https://www.apta.org/)
References
[Hohler AD, Amariei DE, Katz DI, Rehabilitation in Progressive Supranuclear Palsy and Corticobasal Syndrome (2016)](https://pubmed.ncbi.nlm.nih.gov/27532657/)
[Stamelou M, Höglinger GU, Atypical Parkinsonism: an update (2018)](https://pubmed.ncbi.nlm.nih.gov/29904822/)
[Williams DR, Watt HC, Lees AJ, Falls and injuries in progressive supranuclear palsy (2017)](https://pubmed.ncbi.nlm.nih.gov/28007518/)
[Riva N, Pinton S, Gana S, et al, Ocular motor dysfunction and balance control in progressive supranuclear palsy (2018)](https://pubmed.ncbi.nlm.nih.gov/29945678/)
[Graff-Radford J, Rubin MN, Jones DT, et al, The alien limb phenomenon (2013)](https://pubmed.ncbi.nlm.nih.gov/23902954/)
[Ferrazzoli D, Clerici I, Maestri R, et al, Rehabilitation in progressive supranuclear palsy: Effectiveness of two multidisciplinary treatments (2017)](https://pubmed.ncbi.nlm.nih.gov/28158197/)
[Mehrholz J, Mehrholz K, Kugler J, et al, Physical therapy for persons with Parkinson's disease (2013)](https://pubmed.ncbi.nlm.nih.gov/23365267/)
[Phokaewvarangkul O, et al, Pathological gait in progressive supranuclear palsy and relationships with functional decline (2021)](https://pubmed.ncbi.nlm.nih.gov/33353609/)
[Nonnekes J, Goselink RJM, Růžička E, et al, Freezing of gait in progressive supranuclear palsy (2018)](https://pubmed.ncbi.nlm.nih.gov/29156656/)
[Clerici I, Ferrazzoli D, Maestri R, et al, Rehabilitation in progressive supranuclear palsy: Effectiveness of two multidisciplinary treatments (2017)](https://pubmed.ncbi.nlm.nih.gov/28158197/)
[Zampieri C, Di Fabio RP, Balance and eye movement training to improve gait in people with progressive supranuclear palsy: quasi-randomized trial (2008)](https://pubmed.ncbi.nlm.nih.gov/23867411/)
[Corallo F, De Cola MC, et al, Improvement of functional outcomes in PSP after intensive rehabilitation (2014)](https://pubmed.ncbi.nlm.nih.gov/24860459/)
[Picelli A, Tamburin S, et al, Robot-assisted gait training in progressive supranuclear palsy: a pilot study (2014)](https://pubmed.ncbi.nlm.nih.gov/24860459/)
[Shu HF, Yang T, et al, Effectiveness of exercise interventions in Parkinson's disease: a network meta-analysis (2023)](https://pubmed.ncbi.nlm.nih.gov/36602886/)
[Steele JC, Richardson JC, Olszewski J, Progressive supranuclear palsy: a heterogeneous degeneration involving the brain stem, basal ganglia and cerebellum (1964)](https://pubmed.ncbi.nlm.nih.gov/14107684/)
[Hely MA, Reid WGJ, Halliday GM, et al, The Sydney Multicentre Study of Progressive Supranuclear Palsy: what's new? (2008)](https://pubmed.ncbi.nlm.nih.gov/19065641/)
[Liao H, Wang Y, Zhou G, et al, A prospective study of falls in progressive supranuclear palsy (2018)](https://pubmed.ncbi.nlm.nih.gov/30254219/)
[Ashburn A, Fazakarley L, Ballinger C, et al, A randomised controlled trial of a home based exercise programme to reduce the risk of falling among people with Parkinson's disease (2007)](https://pubmed.ncbi.nlm.nih.gov/25552576/)
[Ebersbach G, Ebersbach A, Edler D, et al, Comparing exercise in Parkinson's disease: the Berlin LSVT BIG study (2010)](https://pubmed.ncbi.nlm.nih.gov/24122457/)
[Wolf SL, Winstein CJ, Miller JP, et al, Effect of constraint-induced movement therapy on upper extremity function 3 to 9 months after stroke: the EXCITE randomized clinical trial (2006)](https://pubmed.ncbi.nlm.nih.gov/17095817/)
[Sleiman SF, Henry J, Al-Haddad R, et al, Exercise promotes the expression of brain-derived neurotrophic factor through the action of ketone body beta-hydroxybutyrate (2016)](https://pubmed.ncbi.nlm.nih.gov/25208202/)
[Aguiar AS Jr, Speck AE, Canas PM, Cunha RA, Neuroprotection by physical exercise in Parkinson's disease: evidence from human and animal studies (2018)](https://pubmed.ncbi.nlm.nih.gov/29129711/)
[Crizzle AM, Newhouse IJ, Physical exercise and quality of life in progressive supranuclear palsy: a systematic review (2020)](https://pubmed.ncbi.nlm.nih.gov/32072892/)