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||
|80%-99% of people have these symptoms|
|Abnormality of brainstem morphology||
Abnormal shape of brainstem
|Alopecia of scalp||
Pathologic hair loss from scalp
Scalp hair loss[ more ]
Short and broad skull
|Cerebellar vermis hypoplasia||0001320|
Abnormality of cognition
Mental impairment[ more ]
Too much cerebrospinal fluid in the brain
|Impaired pain sensation||
Decreased pain sensation
|Intellectual disability, moderate||
IQ between 34 and 49
Low set ears
Lowset ears[ more ]
Decreased size of midface
Underdevelopment of midface[ more ]
Decreased body height
Small stature[ more ]
Tall shaped skull
Tower skull shape[ more ]
|30%-79% of people have these symptoms|
Nasal tip, upturned
Upturned nasal tip
Upturned nostrils[ more ]
Widely spaced eyes[ more ]
Lack of facial expression
Mask-like facial appearance[ more ]
Corners of eye widely separated
|Thin vermilion border||
Decreased volume of lip
Thin lips[ more ]
Abnormal toenail development
Loss of eyesight
Poor vision[ more ]
|1%-4% of people have these symptoms|
|Downslanted palpebral fissures||
Downward slanting of the opening between the eyelids
|Global developmental delay||0001263|
Squint eyes[ more ]
|Percent of people who have these symptoms is not available through HPO|
|Agenesis of cerebellar vermis||0002335|
|Bipolar affective disorder||
|Fusion of the cerebellar hemispheres||0006899|
Decreased muscle tone
Low muscle tone[ more ]
Increased palatal height[ more ]
More active than typical
|Opacification of the corneal stroma||0007759|
|Posteriorly rotated ears||
Ears rotated toward back of head
Decreased length of nose
Shortened nose[ more ]
Asymmetry of skull
No previous family history
|Wide anterior fontanel||
Wider-than-typical soft spot of skull
Extra bones within cranial sutures
The resources below provide information about treatment options for this condition. If you have questions about which treatment is right for you, talk to your 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.
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.
Support and advocacy groups can help you connect with other patients and families, and they can provide valuable services. Many develop patient-centered information and are the driving force behind research for better treatments and possible cures. They can direct you to research, resources, and services. Many organizations also have experts who serve as medical advisors or provide lists of doctors/clinics. Visit the group’s website or contact them to learn about the services they offer. Inclusion on this list is not an endorsement by GARD.
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.
Questions sent to GARD may be posted here if the information could be helpful to others. We remove all identifying information when posting a question to protect your privacy. If you do not want your question posted, please let us know.