This table lists symptoms that people with this disease may have. For most diseases, symptoms will vary from person to person. People with the same disease may not have all the symptoms listed. This information comes from a database called the Human Phenotype Ontology (HPO) . The HPO collects information on symptoms that have been described in medical resources. The HPO is updated regularly. Use the HPO ID to access more in-depth information about a symptom.
| Medical Terms | Other Names | Learn More: HPO ID |
|---|---|---|
| 80%-99% of people have these symptoms | ||
| Abnormal pyramidal sign | 0007256 | |
| Abnormal upper motor neuron morphology |
Abnormal shape of upper motor neuron
|
0002127 |
| Gait imbalance |
Abnormality of balance
Abnormality of equilibrium
Imbalanced walk
[ more ]
|
0002141 |
| Hyperreflexia |
Increased reflexes
|
0001347 |
| Muscle weakness |
Muscular weakness
|
0001324 |
| Pseudobulbar behavioral symptoms | 0002193 | |
| Spastic gait |
Spastic walk
|
0002064 |
| Spastic tetraparesis | 0001285 | |
| 30%-79% of people have these symptoms | ||
|
Poor swallowing
Swallowing difficulties
Swallowing difficulty
[ more ]
|
0002015 | |
| Loss of speech | 0002371 | |
| Spastic |
0002464 | |
| 5%-29% of people have these symptoms | ||
| Abnormality of the bladder | 0000014 | |
| Sensory neuropathy |
Damage to nerves that sense feeling
|
0000763 |
| Skeletal muscle atrophy |
Muscle degeneration
Muscle wasting
[ more ]
|
0003202 |
| Percent of people who have these symptoms is not available through HPO | ||
| 0000007 | ||
| Babinski sign | 0003487 | |
| Cerebral cortical atrophy |
Decrease in size of the outer layer of the brain due to loss of brain cells
|
0002120 |
| Childhood onset |
Symptoms begin in childhood
|
0011463 |
| Difficulty in tongue movements | 0000183 | |
| Juvenile onset |
Signs and symptoms begin before 15 years of age
|
0003621 |
| Pallor | 0000980 | |
| Saccadic smooth pursuit | 0001152 | |
| Slow progression |
Signs and symptoms worsen slowly with time
|
0003677 |
| 0002491 | ||
| Spasticity of pharyngeal muscles | 0002501 | |
Making a diagnosis for a genetic or rare disease can often be challenging. Healthcare professionals typically look at a person’s medical history, symptoms, physical exam, and laboratory test results in order to make a diagnosis. The following resources provide information relating to diagnosis and testing for this condition. If you have questions about getting a diagnosis, you should contact a healthcare professional.
If you need medical advice, you can look for doctors or other healthcare professionals who have experience with this disease. You may find these specialists through advocacy organizations, clinical trials, or articles published in medical journals. You may also want to contact a university or tertiary medical center in your area, because these centers tend to see more complex cases and have the latest technology and treatments.
If you can’t find a specialist in your local area, try contacting national or international specialists. They may be able to refer you to someone they know through conferences or research efforts. Some specialists may be willing to consult with you or your local doctors over the phone or by email if you can't travel to them for care.
You can find more tips in our guide, How to Find a Disease Specialist. We also encourage you to explore the rest of this page to find resources that can help you find specialists.
Related diseases are conditions that have similar signs and symptoms. A health care provider may consider these conditions in the table below when making a diagnosis. Please note that the table may not include all the possible conditions related to this disease.
|
Conditions with similar signs and symptoms from Orphanet
|
|---|
|
Differential diagnoses include the allelic disorders juvenile amyotrophic lateral sclerosis and infantile-onset ascending hereditary spastic paralysis (see these terms).
Visit the
Orphanet disease page
for more information.
|
Research helps us better understand diseases and can lead to advances in diagnosis and treatment. This section provides resources to help you learn about medical research and ways to get involved.
These resources provide more information about this condition or associated symptoms. The in-depth resources contain medical and scientific language that may be hard to understand. You may want to review these resources with a medical professional.
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