Skip to content
How It Works
Explore
Resources Ask a Question
Who It's For
Patients
Decode results, prep for appointments, weigh options.
Caregivers & advocates
Carry the research load for someone you love.
Providers & clinicians
Resources for patients in your practice.
Log In Ask a Question
PubMed This is a summary of 15 peer-reviewed journal articles Updated
Neurology

Long-Term Monitoring and Living Well

At a Glance

Living well with Kennedy Disease requires proactive, long-term monitoring to catch complications early. Regular swallowing studies, breathing tests, and metabolic blood work every 6 to 12 months allow your care team to anticipate your needs and protect your quality of life.

Living with Kennedy Disease is about being proactive, not just reactive. Because the condition changes very slowly, regular monitoring allows you and your care team to anticipate your needs and prevent complications before they become serious. By staying ahead of the disease, most individuals with Kennedy Disease can maintain a high quality of life for many decades [1][2].

Tracking Your Progress

Doctors use standardized tools called functional scales to track how your symptoms are changing over time. These scores help your team understand if your current management plan is working or if you need new types of support [3].

  • SBMA-Functional Rating Scale (SBMA-FRS): This is the “gold standard” for tracking Kennedy Disease. It asks questions about your ability to speak, swallow, and perform daily tasks like dressing or walking [4].
  • Adult Myopathy Assessment Tool (AMAT): This scale measures your physical strength and endurance during specific movements [3].
  • SBMA-Health Index (SBMA-HI): This is a questionnaire you fill out yourself. It helps your doctors understand how the disease is impacting your life and what symptoms matter most to you [5].

Many of these assessments can now be done via telehealth, making it easier to stay in touch with specialized experts even if they are far from home [3].

Protecting Your Lungs and Airway

The most significant long-term risk in Kennedy Disease is aspiration pneumonia, which occurs when food, liquid, or saliva accidentally enters the lungs because the swallowing muscles are weak [6][7].

  • Swallowing Studies: You should have routine videofluoroscopic swallowing studies (a type of X-ray that watches you swallow). This test can identify “silent” swallowing issues before you ever notice them [6].
  • Respiratory Monitoring: Even if you feel you are breathing well, your doctor should use spirometry to measure the strength of your breathing muscles [8]. Regular testing helps ensure that your lung function remains stable and that any decline is caught early [8].

Monitoring Your Metabolism

Because Kennedy Disease is a multisystem disorder, your routine blood work should include more than just the standard tests. Proactive metabolic monitoring is essential to manage risks to your heart and liver [9][10].

  • Blood Sugar and Insulin: Many patients develop insulin resistance. Regular checks of your HbA1c (average blood sugar) and fasting insulin levels are vital [11][9].
  • Liver Health: You should have regular tests for liver enzymes (like ALT and AST) to screen for Non-Alcoholic Fatty Liver Disease (NAFLD), which is very common in Kennedy Disease [9][10].
  • Heart Health: Some patients may experience heart rhythm issues (like a WPW pattern). Your doctor may recommend periodic ECGs (heart tracings) and monitoring of heart-related proteins called troponins [12][13].

Staying Ahead of the Curve

While there are no rigid international rules for how often you should have these tests, most experts recommend a full multidisciplinary review every 6 to 12 months [14]. By keeping a record of your results—especially your CAG repeat count and your baseline breathing and swallowing scores—you can play an active role in directing your care and ensuring you live well with Kennedy Disease [14][15].

Return to Overview

Common questions in this guide

How do doctors track my Kennedy Disease symptoms over time?
Doctors use standardized functional scales, such as the SBMA-FRS, to measure your ability to speak, swallow, and perform daily tasks. These scoring systems help your care team track disease progression and determine if your current management plan is working.
Why do I need a swallowing study if I feel like I am swallowing fine?
Swallowing muscle weakness can cause silent issues where food, liquid, or saliva enters the lungs without you noticing. Routine videofluoroscopic swallowing studies can catch these problems early to help prevent aspiration pneumonia.
What metabolic blood tests are needed for Kennedy Disease monitoring?
Because Kennedy Disease is a multisystem disorder, it can cause metabolic complications. Routine blood work should check your HbA1c and fasting insulin to monitor for insulin resistance, as well as liver enzymes to screen for fatty liver disease.
Do I need to have my heart checked if I have Kennedy Disease?
Yes, some patients with Kennedy Disease can develop heart rhythm issues like a WPW pattern. Your doctor may recommend periodic ECGs to monitor your heart's electrical activity, along with tests for heart-related proteins called troponins.
How often should I have check-ups for Kennedy Disease?
While there are no rigid international rules, most experts recommend a full multidisciplinary review every 6 to 12 months. This regular schedule helps your medical team anticipate changes and adjust your care plan before complications become serious.

Questions to Ask Your Doctor

Curated prompts to bring to your next appointment.

  1. 1.Which functional scale (like the SBMA-FRS) are you using to track my disease progression over time?
  2. 2.Based on my most recent swallowing study, how close am I to needing a 'palatal lift' or changes to my diet?
  3. 3.Are we monitoring my fasting insulin or HbA1c to stay ahead of the insulin resistance common in Kennedy Disease?
  4. 4.How often should we be performing spirometry (breathing tests) to ensure my respiratory muscles are staying strong?
  5. 5.Since heart rhythm issues have been reported in this condition, should I have an ECG as part of my routine monitoring?

Questions For You

Tap a prompt to share your answer — we'll use it plus this page's context to start a tailored conversation.

References

References (15)
  1. 1

    Kennedy's disease: an under-recognized motor neuron disorder.

    Malek EG, Salameh JS, Makki A

    Acta neurologica Belgica 2020; (120(6)):1289-1295 doi:10.1007/s13760-020-01472-6.

    PMID: 32839928
  2. 2

    Spinal and Bulbar Muscular Atrophy.

    Grunseich C, Fischbeck KH

    Neurologic clinics 2015; (33(4)):847-54.

    PMID: 26515625
  3. 3

    Reliable virtual clinical assessment in spino-bulbar muscular atrophy (SBMA).

    Fenu S, Tramacere I, De Giorgi F, Pareyson D

    Journal of neurology, neurosurgery, and psychiatry 2023; (94(2)):161 doi:10.1136/jnnp-2022-329616.

    PMID: 36137740
  4. 4

    Validation of the Italian version of the SBMA Functional Rating Scale as outcome measure.

    Querin G, DaRe E, Martinelli I, et al.

    Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology 2016; (37(11)):1815-1821 doi:10.1007/s10072-016-2666-y.

    PMID: 27444956
  5. 5

    The spinal and bulbar muscular atrophy-health index: a disease-specific outcome measure.

    Alqahtani A, Weinstein J, Kokkinis A, et al.

    Amyotrophic lateral sclerosis & frontotemporal degeneration 2026; 1-9 doi:10.1080/21678421.2026.2620454.

    PMID: 41610298
  6. 6

    Swallowing markers in spinal and bulbar muscular atrophy.

    Banno H, Katsuno M, Suzuki K, et al.

    Annals of clinical and translational neurology 2017; (4(8)):534-543 doi:10.1002/acn3.425.

    PMID: 28812043
  7. 7

    Quantitative Assessment of Swallowing Dysfunction in Patients with Spinal and Bulbar Muscular Atrophy.

    Hashizume A, Banno H, Katsuno M, et al.

    Internal medicine (Tokyo, Japan) 2017; (56(23)):3159-3165 doi:10.2169/internalmedicine.8799-16.

    PMID: 29021456
  8. 8

    Respiratory Trajectories and Correlation with Serum Biochemical Indices in Spinal and Bulbar Muscular Atrophy.

    Ginanneschi F, Bigliazzi C, Cimmino FA, et al.

    Brain sciences 2024; (14(11)) doi:10.3390/brainsci14111057.

    PMID: 39595820
  9. 9

    Metabolic alterations in spinal and bulbar muscular atrophy.

    Francini-Pesenti F, Vitturi N, Tresso S, Sorarù G

    Revue neurologique 2020; (176(10)):780-787 doi:10.1016/j.neurol.2020.03.020.

    PMID: 32631678
  10. 10

    Prevalence of metabolic syndrome and non-alcoholic fatty liver disease in a cohort of italian patients with spinal-bulbar muscular atrophy.

    Francini-Pesenti F, Querin G, Martini C, et al.

    Acta myologica : myopathies and cardiomyopathies : official journal of the Mediterranean Society of Myology 2018; (37(3)):204-209.

    PMID: 30838350
  11. 11

    Correlation of insulin resistance and motor function in spinal and bulbar muscular atrophy.

    Nakatsuji H, Araki A, Hashizume A, et al.

    Journal of neurology 2017; (264(5)):839-847 doi:10.1007/s00415-017-8405-3.

    PMID: 28229243
  12. 12

    Kennedy's disease presented with mastication fatigue combined with positive titin antibody: a case report.

    Ji G, Huang R, Zhou X, et al.

    BMC neurology 2022; (22(1)):425 doi:10.1186/s12883-022-02971-0.

    PMID: 36376797
  13. 13

    Troponin T in spinal and bulbar muscular atrophy (SBMA).

    Musso G, Blasi L, Mion MM, et al.

    Journal of the neurological sciences 2024; (456()):122816 doi:10.1016/j.jns.2023.122816.

    PMID: 38071852
  14. 14

    The French national protocol for Kennedy's disease (SBMA): consensus diagnostic and management recommendations.

    Pradat PF, Bernard E, Corcia P, et al.

    Orphanet journal of rare diseases 2020; (15(1)):90 doi:10.1186/s13023-020-01366-z.

    PMID: 32276665
  15. 15

    Correlation between the CAG repeat size and electrophysiological findings in patients with spinal and bulbar muscular atrophy.

    Kim H, Lim YM, Lee EJ, et al.

    Muscle & nerve 2018; (57(4)):683-686 doi:10.1002/mus.25977.

    PMID: 28972672

This page is for informational purposes only and does not replace professional medical advice. Always consult your multidisciplinary care team about your specific long-term monitoring and testing schedule.

Get notified when new evidence is published on Kennedy disease.

We monitor PubMed for new peer-reviewed studies on this topic and email a short summary when something meaningful changes.