Orpha Number: 2515
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 cognition
Mental impairment[ more ]
Mental retardation, nonspecific
Mental-retardation[ more ]
Abnormally small skull
Decreased circumference of cranium
Decreased size of skull
Reduced head circumference
Small head circumference[ more ]
|30%-79% of people have these symptoms|
|Abnormality of the outer ear||
Abnormality of the external ear
External ear malformations
Outer ear abnormality[ more ]
|Clinodactyly of the 5th finger||0004209|
Gap between 1st and 2nd toes
Gap between first and second toe
Increased space between first and second toes
Sandal gap between first and second toes
Wide space between 1st, 2nd toes
Wide space between first and second toes
Widely spaced 1st-2nd toes
Widely spaced first and second toes
Widened gap 1st-2nd toes
Widened gap first and second toe[ more ]
Decreased body height
Small stature[ more ]
|5%-29% of people have these symptoms|
|Abnormality of retinal pigmentation||0007703|
|High, narrow palate||
Narrow, high-arched roof of mouth
Narrow, highly arched roof of mouth[ more ]
|Intrauterine growth retardation||
Prenatal growth deficiency
Prenatal growth retardation[ more ]
Receding forehead[ more ]
|Ventricular septal defect||0001629|
|Percent of people who have these symptoms is not available through HPO|
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.
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.
National DNA Day Reddit "Ask Me Anything" (AMA) Series
April 11, 2018
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