The Human Phenotype Ontology (HPO) provides the following list of features that have been reported in people with this condition. Much of the information in the HPO comes from Orphanet, a European rare disease database. If available, the list includes a rough estimate of how common a feature is (its frequency). Frequencies are based on a specific study and may not be representative of all studies. You can use the MedlinePlus Medical Dictionary for definitions of the terms below.
|Signs and Symptoms||Approximate number of patients (when available)|
|Abnormality of the cerebral white matter||-|
|Absence of the pulmonary valve||-|
|Aortic valve stenosis||-|
|Atresia of the external auditory canal||-|
|Atrial septal defect||-|
|Cleft upper lip||-|
|Conductive hearing impairment||-|
|Congestive heart failure||-|
|Dilatation of the ascending aorta||-|
|Downslanted palpebral fissures||-|
|Downturned corners of mouth||-|
|Dysplastic aortic valve||-|
|Dysplastic pulmonary valve||-|
|Failure to thrive in infancy||-|
|Low anterior hairline||-|
|Patent ductus arteriosus||-|
|Proximal placement of thumb||-|
|Recurrent respiratory infections||-|
|Rocker bottom foot||-|
|Secretory IgA deficiency||-|
|Sensorineural hearing impairment||-|
|Short palpebral fissure||-|
|Stenosis of the external auditory canal||-|
|U-Shaped upper lip vermilion||-|
|Ventricular septal defect||-|
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.
The following diseases are related to Distal chromosome 18q deletion syndrome. If you have a question about any of these diseases, you can contact GARD.
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.