In addition, individuals may have symptoms related to underdevelopment of the hypothalamus, a region of the brain responsible for regulating basic body functions. These symptoms may include issues with thirst, hunger, and body temperature. The hypothalamus additionally coordinates the function of the pituitary gland, a small structure in the brain that produces several
In a few cases,
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|
Loss of eyesight
Poor vision[ more ]
|30%-79% of people have these symptoms|
|Anterior pituitary hypoplasia||
Underdeveloped pituitary gland
Undescended testis[ more ]
|Hypoplasia of penis||
Decreased body height
Small stature[ more ]
Squint eyes[ more ]
|5%-29% of people have these symptoms|
|Abnormality of cardiovascular system morphology||0030680|
|Aplasia/Hypoplasia of the cerebellum||
Absent/underdeveloped cerebellum[ more ]
Tiredness[ more ]
Decreased ability to sweat
Sweating, decreased[ more ]
Mental retardation, nonspecific
Mental-retardation[ more ]
|Sensorineural hearing impairment||0000407|
Trouble sleeping[ more ]
|Percent of people who have these symptoms is not available through HPO|
|Absent septum pellucidum||0001331|
|Growth hormone deficiency||0000824|
|Optic disc hypoplasia||0007766|
|Optic nerve hypoplasia||0000609|
Stubby fingers[ more ]
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.
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.
Living with a genetic or rare disease can impact the daily lives of patients and families. These resources can help families navigate various aspects of living with a rare disease.
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.
Got a Great Research Idea? ‘All of Us’ Wants to Hear It!
January 18, 2018
New NCATS Rare Diseases Research Video
December 27, 2017
Rare Disease Day at NIH on March 1, 2018
December 19, 2017
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. Submit a new question
Are behavioral difficulties common among people with septo-optic dysplasia? See answer
I have septo-optic dysplasia. I have not had a sense of smell (anosmia) for as long as I can remember. Could this be connected to the septo-optic dysplasia? See answer